Document Document Title
US11578703B2 In situ geothermal power
A method of generating electricity from geothermal energy utilizing an in situ closed loop heat exchanger deep within the earth using a recirculating heat transfer fluid to power an in situ modular turbine and generator system within a vertical, large bore, deep, tunnel shaft. The shaft length and diameter are dependent on the shaft temperature and sustaining heat flux. The method further includes methods of deep shaft boring and excavating, liner placement and sealing, shaft transport systems, shaft Heating, Ventilation, and Air Conditioning, and operations and maintenance provisions. The method has few global location restrictions, maximizes thermal efficiency as to make power generation practical, has a small site surface footprint, does not interact with the environment, is sustainable, uses renewable energy, and is a zero release carbon and hazardous substance emitter.
US11578702B2 Lightning protection system for wind turbine
Provided is a wind turbine including a generator enclosed in a generator housing, the generator housing including a rotating housing and a stationary housing, whereby the rotating housing is separated from the stationary housing by a first gap; a canopy mounted on a tower and including an electrical connection to a down conductor of the tower, wherein the canopy is separated from the generator housing by a second gap; a lightning current path provided by a plurality of brush assemblies mounted on the stationary housing, wherein a brush assembly includes a brush holder mounted on the stationary housing such that a carbon brush extends across the first gap to make electrical contact with the rotating housing; and an electrical connector extending across the second gap to electrically connect the brush holder to the canopy. Also provided is a method of providing a lightning current path for such a wind turbine.
US11578701B2 Method of determining an induction factor between a measurement plane and the rotor plane of a wind turbine
The present invention relates to a method of determining an induction factor between the rotor plane (PR) and a measurement plane (PM), involving measuring the wind speed in at least two measurement planes (PM), determining the wind speed in rotor plane (PR) by use of a Kalman filter from the measurements, and measuring the induction factor by use of an adaptive Kalman filter from the measurements and the wind speed in rotor plane (PR).
US11578700B2 Method and device for managing the offtake of power produced by an auxiliary power unit of an aircraft and aircraft equipped with said power offtake management device
A method for managing the offtake of power produced by an auxiliary power unit of an aircraft. The method comprises a step of calculating a maximum capacity for offtake of mechanical power that the auxiliary power unit can provide to the aircraft, a step of determining an actual offtake of mechanical power taken off by a first mechanical power offtake system of the auxiliary power unit, a step of comparing the maximum capacity for offtake of mechanical power and the actual offtake of mechanical power, a step of optimizing the offtake of mechanical power which step, based on the comparison of the maximum capacity for offtake of mechanical power and the actual offtake of mechanical power, determines at least one corrective action. A device for managing the offtake of power produced by an auxiliary power unit of an aircraft and an aircraft including such a device are provided.
US11578699B2 Method and system for transporting wind turbine blades
Disclosed is a root clamping plate for a transportation system and a transportation system configured for transportation of a wind turbine. The root clamping plate comprising: a plurality of bolt holes and a resting face configured to engage with a receiver of a main root frame. The root clamping plate being configured to engage with a first element configured for a first transportation type, and the root clamping plate being configured to engage with a second element of a second transportation type.
US11578698B2 Foundation for a windmill
A foundation for a windmill with a base ring composed of prefabricated concrete elements and divided into several ring sections and support elements extending radially outward from the base ring, wherein the base ring is supported on the support elements by primary strut ribs and wherein a mounting ring, which is divided into several ring sections and composed of prefabricated concrete elements, is placed on the base ring and connected to the base ring, wherein the construction ring is supported by secondary strut ribs on the primary strut ribs.
US11578690B1 Engine heating control assembly
A system for use with a block heater connected to an engine for pre-start heating of the engine. The system includes a power source, a relay assembly coupled to the power source, a temperature sensor, and a controller. The relay assembly, when closed, electrically connects the power source to the block heater, to thereby energize the block heater to heat the engine. The temperature sensor senses an ambient temperature indicative of a temperature of the engine. The controller is programmed to selectively activate the relay assembly to energize the block heater such that the engine coupled to the block heater is heated from the sensed ambient temperature to a target temperature at approximately a target time.
US11578680B2 Insert with sealing groove for engine block and systems, assemblies, components, and methods thereof
An insert for an engine block and systems, assemblies, components, and methods thereof can comprise a ring-shaped body having an inner surface and an outer surface opposite the inner surface. The inner surface can having one or more sealing grooves adapted to receive and retain respective sealing rings. A maximum outer diameter of the ring-shaped body can be defined by the outer surface and can be greater than a height of the ring-shaped body in a longitudinal direction of the ring-shaped body.
US11578675B2 Internal combustion engine cylinder air-fuel ratio imbalance detection and controls
A system for detecting and controlling air-fuel ratio imbalance conditions between cylinders of an internal combustion engine having a plurality of cylinders is disclosed.
US11578667B2 Efficiency-based machine control
A system can include a gas turbine and a processing system. The gas turbine can include a compressor coupled to a turbine through a shaft. The processing system can be configured to: automatically transition an operating condition of the system through a plurality of operating states; determine an efficiency of the system at each of a plurality of the operating states; for each of the plurality of operating states: select a future operating state of the system based on the determined efficiency of the current operating state.
US11578663B2 Engine family platform design
A method of providing an engine family includes providing a first engine having a low pressure turbine driving a low pressure compressor at a first speed ratio, and a high pressure turbine driving a high pressure compressor. The method includes providing a second engine by changing the first speed ratio of the first engine to a second speed ratio.
US11578659B2 Cooling structure for turbine airfoil
A cooling structure for a turbine airfoil includes: a lattice structure body formed such that a first rib set and a second rib set arranged in a cooling passage are stacked on each other in a lattice pattern; and lattice communication portions that allow passages formed between ribs of the first rib set to communicate with passages formed between ribs of the second rib set. Each of the first and second rib sets has rib walls each including a pair of ribs that are inclined in directions opposite to each other relative to an imaginary boundary line extending in a movement direction of a cooling medium and that are in contact with each other on the imaginary boundary line. A plurality of lattice communication portions are formed between two lattice communication portions at opposite end portions of each rib that forms the rib wall.
US11578657B2 Power cable cooling system in a gas turbine engine
The cooling system may comprise: an electric machine; a first conduit including a cable housing and an inlet; a plurality of conductive cables extending from the electric machine, the plurality of conductive cables disposed at least partially in the cable housing; and an electric fan disposed in the first conduit, the cooling system configured to passively flow air through the first conduit to cool the plurality of conductive cables during operation of the gas turbine engine, and the electric fan configured to actively cool the plurality of conductive cables after an engine shutdown of the gas turbine engine.
US11578656B2 Air filtration assemblies for gas turbine systems and methods for filtering intake air in gas turbine systems
Air filtration assemblies configured to provide instant detection of particles and/or improve particle filtration are disclosed. The assemblies may include an air inlet duct in fluid communication with a compressor of a gas turbine system. The air inlet duct may include an inlet for receiving intake air including intake air particles, and an outlet positioned opposite the inlet. The assembly may also include a plurality of vane filters at the inlet, an array of fabric filters positioned in the air inlet duct, downstream of the vane filters, and a silencer assembly positioned in the air inlet duct, downstream of the fabric filters. Additionally, the assembly may include an electrostatic component positioned in the air inlet duct, downstream of the fabric filters. The electrostatic component may be configured to charge the intake air particles that pass through the vane filters and the fabric filters.
US11578655B2 Engine intake pressure and temperature sensor performance enhancement
A pressure and temperature probe of a gas turbine engine includes a base portion and an airfoil portion extending from the base portion to an end portion located at a distal end of the probe. The airfoil portion includes a leading edge located at an upstream end of the probe relative to a direction of airflow across the probe. A temperature sensor is located in a temperature sensor chamber located in the airfoil portion, and a temperature airflow hole in the end portion is configured to admit an airflow into the temperature sensor chamber around the temperature sensor. The temperature airflow hole is configured and positioned such that the airflow admitted via the temperature airflow hole has a turning angle of less than 90 degrees into the temperature sensor chamber.
US11578654B2 Centrifical compressor assembly for a gas turbine engine
A compressor adapted for use in a gas turbine engine includes an impeller, a diffuser, and a deswirler. The impeller is arranged circumferentially about an axis and configured to rotate about the axis. The diffuser is arranged circumferentially around the impeller to receive the air from the impeller. The deswirler is configured to receive the air from the diffuser and to conduct the air into a combustion chamber.
US11578648B2 Crankshaft
A crankshaft in which vibrations can be damped effectively without changing a design of a crankcase. The crankshaft comprises a first crank section located at one end of the crankshaft, and a second crank section located at the other end of the crankshaft. In the first crank section, a mass of a first inner balance weight is greater than a mass of a first outer balance weight. In the second crank section, a mass of a second inner balance weight is greater than a mass of a second outer balance weight.
US11578645B2 Valve system
A valve system comprising a valve chamber at a junction of an inlet port, an outlet port and a bypass port, the inlet port configured for fluid communication with exhaust gas, the outlet port configured for fluid communication with an inlet of a turbine, and the bypass port configured for fluid communication with an exhaust aftertreatment device; a rotary valve comprising a valve rotor which rotates about a valve axis within the valve chamber between a first position to permit gas flow through the bypass port and a second position to block gas flow. At least one of the valve rotor and the valve chamber comprises a protrusion and the other comprises a recess, wherein, in the first position, the protrusion and recess are spaced from one another, and, in the second position the recess receives the protrusion such that gas flow between the protrusion and recess is substantially prevented.
US11578639B2 Fan shroud and blower device
A fan shroud and a blower device are provided. The fan shroud includes a shroud wall surface and a plurality of ventilation openings. The shroud wall surface extends around a fan along a radial direction orthogonal to a rotation axis. The plurality of ventilation openings are formed through the shroud wall surface in a thickness direction of the shroud wall surface to allow passing of wind generated by a fan motor. A width of a wall surface side opening on a downstream side of the wind in the ventilation opening is smaller than a width of a lateral wall side opening on an upstream side of the wind in the ventilation opening.
US11578637B2 Exhaust gas treatment device, a marine vessel and a genset
An exhaust gas after-treatment device in a driveline application, which device comprising a casing having an upper surface, a lower surface and side surfaces connecting the upper and lower surfaces to form an enclosed volume. The casing is provided with an exhaust inlet opening and an exhaust outlet opening wherein exhaust gas is supplied to and discharged from the casing through the upper surface. At least one of the exhaust inlet and outlet openings is operatively connected to its corresponding inlet or outlet pipe by a pipe connector having a first opening facing the casing and a second opening facing away from the casing. The at least one pipe connector is arranged to be rotatable about the central axis of its associated inlet or outlet opening in the casing into a predetermined angular position relative to the opening in the casing.
US11578635B2 Post-treatment system, method for controlling post-treatment system, and vehicle
A post-treatment system includes two SCRs, a second SCR is connected to a booster in parallel, and a three-way valve is arranged before the second SCR and the booster, such that whether an exhaust gas flows through the second SCR or the booster is controlled by means of controlling the three-way valve. In the case of a low temperature, the three-way valve is controlled to close a branch of the booster, such that the exhaust gas flows through the second SCR and a first SCR that are connected in series, thereby reducing the energy loss caused by the exhaust gas flowing through the booster, and improving the NOx conversion efficiency in the case of a low temperature. In a case of a high temperature, the three-way valve is controlled to close a by-pass line, such that the exhaust gas flows through the booster and the first SCR.
US11578633B2 Exhaust fluid filter including hydrocarbon detection witness media
An aftertreatment system includes an exhaust reductant tank configured to store an exhaust reductant. A filter is fluidically coupled to the exhaust reductant tank. The aftertreatment system includes a hydrocarbon detection device configured to indicate the presence of a hydrocarbon in the exhaust reductant. A catalyst is included in the system and configured to treat the exhaust reductant flowing through the system. The hydrocarbon detection device can include a hydrophobic paper, and can be disposed in the filter.
US11578628B2 Method and system to selectively recover water vapor and latent heat from exhaust gas streams
An apparatus and method for recovering heat and water vapor from a waste gas stream. A waste gas passageway directs waste gas over a plurality of membrane tubes extending across the waste gas passageway. Each of the membrane tubes includes an internal passage separated from the waste gas passageway by a porous membrane. A water supply inlet manifold is connected to each of the plurality of membrane tubes, and configured to introduce water into the internal passages of the membrane tubes. A vacuum source is connected to the water side of the apparatus, and configured to adjust a pressure within the internal passages of the membrane tubes. The water within the internal passages receives heat and water vapor from the waste gas stream across the porous membrane.
US11578626B2 Phasing mechanism with roller ramps
A phasing mechanism for an internal combustion is provided. The phasing mechanism includes a stator, a rotor configured to rotate relative to the stator, a first plurality of rolling elements configured to engage and move the rotor in a first rotational direction, a second plurality of rolling elements configured to engage and move the rotor in a second rotational direction, and a piston configured to be hydraulically actuated in: i) a first axial direction to move the rotor in the first rotational direction, and ii) a second axial direction to move the rotor in the second rotational direction.
US11578624B2 Turbine for use with at least two working fluids
The present invention is related to a multiple-inlet turbine casing (16) for a turbine rotor (60) which comprises a first fluid supply channel (70) configured to direct a first working fluid onto the turbine rotor (60) and a second fluid supply channel (74) configured to direct a second working fluid to impart torque on the turbine rotor (60) in the same direction as the direction in which torque is imparted on the turbine rotor (60) by the first working fluid. The first working fluid is an exhaust gas from an internal combustion engine and the second fluid may be steam and the turbine may be an inverted-Brayton-cycle turbine for recovery of waste energy from the exhaust gas of said internal combustion engine. Thus, the number of turbine rotors is reduced in comparison to a system comprising a single turbine for each distinct working fluid.
US11578614B2 Monolithic combustor for attritiable engine applications
A monolithic combustor apparatus comprises an outer casing comprising a forward flange, a fuel manifold disposed on the outer casing and defining an annular chamber extending perimetrically around the outer casing, a combustor liner disposed within the outer casing, the combustor liner defining an annular combustion chamber, a first annular plenum disposed between the outer casing and the combustor liner, an inner liner disposed radially from the combustor liner, a first inner flange extending forward from the combustor liner, and a second inner flange extending radially inward from the first inner flange.
US11578610B2 System and method for reducing edge contact stress concentrations in a press-fit
An apparatus and method for reducing edge contact stress concentrations in a press-fit. The apparatus and method of the present disclosure specifically provide for a press-fit collar having a channel circumscribing a collar axis. The channel having an asymmetrical cross-sectional profile in a radial face. The asymmetrical cross-sectional profile being configured to reduce an edge contact pressure.
US11578609B2 CMC component with integral cooling channels and method of manufacture
A fiber-reinforced component for use in a gas turbine engine includes a first braided fiber sleeve forming a cooling channel and a plurality of fiber plies enclosing the first braided fiber sleeve, with the plurality of fiber plies forming first and second walls separated by the first braided fiber sleeve. The fiber-reinforced component further includes a matrix material between fibers of the braided fiber sleeve and the plurality of fiber plies.
US11578608B1 Turbine vane airfoil profile
A turbine vane for a gas turbine engine has an airfoil including leading and trailing edges joined by spaced-apart pressure and suction sides to provide an external airfoil surface. The surface is formed in substantial conformance with multiple cross-sectional profiles of the airfoil defined by a set of Cartesian coordinates set forth in Table 1, the Cartesian coordinates provided by an axial coordinate scaled by a local axial chord, a circumferential coordinate scaled by a local axial chord, and a span location.
US11578600B1 Turbine blade airfoil profile
A turbine blade for a gas turbine engine has an airfoil including leading and trailing edges joined by spaced-apart pressure and suction sides to provide an exterior airfoil surface extending from a platform in a spanwise direction to a tip. The external airfoil surface is formed in substantial conformance with multiple cross-sectional profiles of the airfoil described by a set of Cartesian coordinates set forth in Table 1, the Cartesian coordinates provided by an axial coordinate scaled by a local axial chord, a circumferential coordinate scaled by a local axial chord, and a span location.
US11578591B2 Correcting for eccentricity of acoustic sensors in wells and pipes
A device and method used to correct beamforming of an acoustic phased array in cases of eccentricity of the acoustic device in a tubular. A processor calculates the eccentricity from multiple scan lines and create a geometric model of a well or pipe relative to the device. The processor may correct each scan line's focus and/or angle of incidence at a surface of the well or pipe based on the observed eccentricity.
US11578590B2 Method and device for obtaining measurements of downhole properties in a subterranean well
An untethered apparatus for measuring properties along a subterranean well includes a housing, and one or more sensors configured to measure data along the subterranean well. The data includes one or more physical, chemical, geological or structural properties in the subterranean well. The untethered apparatus further includes a processor configured to control the one or more sensors measuring the data and to store the measured data, and a transmitter configured to transmit the measured data to a receiver arranged external to the subterranean well. Further, the untethered apparatus includes a controller configured to control the buoyancy or the drag of the untethered apparatus to control a position of the untethered apparatus in the subterranean well. The processor includes instructions defining measurement parameters for the one or more sensors of the untethered apparatus within the subterranean well.
US11578589B2 Method of fault detection and recovery in a tubing string located in a wellbore and apparatus for same
A method of fault detection and recovery in a tubing string located in a hydrocarbon well, a method of fault protection in a tubing string located in a hydrocarbon well, and an apparatus and system for same. In one aspect, there is provided a method of fault detection and recovery in a tubing string located in a hydrocarbon well, the tubing string having a plurality of valves, each valve having a control unit, each control unit being connected in series to a power-line providing power and communication, each of the control units being independently controllable. The method comprises: detecting a short circuit, fault or failure in one of the control units of the tubing string via an output of the power-line; causing individual control units to be selectively isolated from the power-line via a circuit interrupting device; and determining one or more control unit associated with the short circuit, fault or failure via the output of the power-line while individual control units are selectively isolated from the power-line.
US11578586B2 Azimuth estimation for directional drilling
A method may comprise measuring during a survey operation a gravitational field data using a survey accelerometer and magnetic field data using a survey magnetometer and determining during a drilling operation an azimuth of a wellbore based on the gravitational field data and the magnetic field data obtained during the survey operation. A system may comprise a drilling rig; a pipe string attached to the drilling rig; a bottom hole assembly attached to the pipe string, wherein the bottom hole assembly comprises at least one sensor; a drill bit, wherein the at least one sensor measure a revolutions-per-minute (RPM) of the drill bit; and a computing subsystem.
US11578581B2 Process and system for enhanced depth penetration of an energy source
A method for enhanced depth penetration of energy into a formation may include mechanically stimulating proppant in proppant-containing fractures in the formation at a first frequency to induce mechanical stress in the proppant and directing electromagnetic radiation at a second frequency into the proppant-containing fractures of the formation while mechanically stimulating the proppant, wherein the first frequency and the second frequency are the same or different and wherein the proppant includes silica.
US11578577B2 Oversized switchgear trailer for electric hydraulic fracturing
A hydraulic fracturing system for fracturing a subterranean formation includes a primary switchgear arranged on a support structure. The system also includes a secondary switchgear, arranged on the support structure, the secondary switchgear positioned separately from the primary switchgear and within an enclosure, the secondary switchgear receiving an electrical input from the primary switchgear and including an plurality of feed connections for supplying electrical power to a plurality of fracturing equipment.
US11578575B2 Microbially enhanced thermal oil recovery
A method and a system for recovering oil from currently inaccessible oil containing geological units by activating the deep biosphere microbial seed bank. Nutrient and thermal enhancement of microorganisms in oil containing geological units allows for stimulation of inactive and/or dormant microorganisms such that they proliferate and produce gas. The oil viscosity that is decreased by heat, along with the gas pressure produced by activated microbes which allows previously inaccessible oil to flow toward production wells.
US11578573B2 Method for hydrocarbon recovery from an underground formation by injection of a saline aqueous solution comprising a surfactant
The invention relates to a method for recovery of hydrocarbons present in an underground formation by injection of a saline aqueous solution comprising at least one surfactant, by means of a numerical flow simulator including a model of the evolution of the interfacial tension between the saline aqueous solution and the hydrocarbons as a function at least of salinity, wherein the interfacial tension evolution model is calibrated as follows: i) carrying out interfacial tension measurements for a plurality of emulsions having distinct salinity values corresponding at least to the optimum salinity, to two salinities bounding the optimum salinity in a 5-10% limit, to the zero salinity and to the solubility limit of the salts; ii) determining the constants of the interfacial tension evolution model by minimizing a difference between the model and the interfacial tension measurements.
US11578569B2 Apparatus and methods for a gas lift valve
A system and method for controlling production fluid flow between an annular chamber extending between a casing disposed in a downhole bore and production tubing disposed in the casing. An electrically down hole control valve which includes a motor, a position sensor, a gearbox and a linear actuator coupled to the gearbox to convert rotational movement to an axial movement. The control valve further includes a connecting rod coupled to the linear actuator and a valve assembly. The valve assembly includes a gate that can translate in an axial direction to a plurality of continuously variable positions between a fully closed position and a fully open position. A plurality of such control valves can be disposed in respective openings formed in the production tubing, and a passage is formed in each valve for connecting the annular chamber and the production tubing interior. The valves are selectively closed and selectively opened to permit fluid flow to and from the chamber, through the passage, and to and from the interior of the production tubing. Thus, the volume of fluid passing to and from the chamber, through the valve members, and to and from the interior of the production tubing is controlled.
US11578568B2 Well management on cloud computing system
Well management includes receiving, from a user computing system, a simulation job request for simulating well management on the cloud computing system including compute nodes, and obtaining, for the simulation job request, search spaces for completion stage simulations, fracture stage simulations, and production stage simulations. Well management further includes orchestrating, using the search spaces, the completion stage simulations, the fracture stage simulations, and the production stage simulations on the cloud computing system to obtain at least one optional well plan, and sending the at least one optional well plan to the user computer system.
US11578565B2 Ex certified robotic system with enhanced corrosion resistance
A robotic system with a robot and enclosure, the robotic system configured for explosive (EX) Zone 1 certification. Fasteners attaching a panel to a housing of the enclosure can be positioned away from a seal of the panel, with the seal sealingly engaging the panel and housing when the panel is attached to the housing. The panel overlapping a portion of the housing when attached to the housing, with at least the overlapped portion having a metallized layer and the metallized layer being electrically coupled to the panel when the panel is attached. The panel can be rotationally attached to the housing by one or more hinges. The panel can be configured to assist operators with manual manipulation of the panel by attaching detachable handles to the panel.
US11578559B2 Gas capable frangible disc barrier valve
A downhole temporary pressure isolation tool configured to withstand very high gas pressures at high temperatures may be achieved by a variety of configurations, processes, and techniques. In particular implementations, a barrier valve having one or more frangible discs configured to resist fluid flow in a particular specified duration. In some implementations, the barrier valve may achieve a V0 rating. In one embodiment, for example, a barrier valve may prevent the passage of fluid (i.e., gas and/or liquid) at 15,000 psi and a temperature of 400 degrees F. for at least 15 minutes. If the barrier valve has two frangible ceramic discs, it may prevent the passage of fluid from two directions for at least 15 minutes.
US11578554B2 Well packers
A packer for wells can include a body having a tubular shape, a sealing element having an upward end and a downward end and disposed around the body. The packer also includes a first prop upward of the sealing element, and a second prop downward of the sealing element. The first prop is configured to wedge under the upward end of the sealing element and the second prop is configured to wedge under the downward end of the sealing element to push the sealing element outward at both the upward end and the downward end.
US11578547B2 Wellbore flow monitoring using orifice plates in downhole completions
Some embodiments of the inventive subject matter improve techniques for measuring downhole attributes. A method for determining a flow rate of a fluid includes positioning a tubular within a wellbore formed in a subsurface formation, wherein a flow of fluid is to move through the tubular. An orifice plate is positioned in the tubular. The orifice plate is movable between a first position and a second position to alter a flow area of the flow of fluid moving through the tubular. The method includes detecting a change in a downhole attribute that changes in response to the alteration of the flow area of the flow of fluid. Sensors positioned within or in communication with an interior of the tubular can detect the change in the downhole attribute. The method further includes determining a flow rate of the flow of fluid based on the detected change in the downhole attribute.
US11578546B2 Selective flow control using cavitation of subcooled fluid
An embodiment of a fluid control device includes a housing, a fluid channel defined within the housing, the fluid channel having a first surface and a second surface opposing the first surface and having an inlet, and a flow control body disposed in the fluid channel, the flow control body tapering toward the inlet. The body, in use, causing fluid flowing through the channel to diverge into at least a first path between the first surface and a first side of the body, and a second path defined by at least by the second side of the body. A geometry of the first path and the second path selected is based on a subcool of the fluid at a pressure of the fluid entering the fluid channel, and the geometry is selected to induce cavitation of the fluid to choke fluid flow through the fluid channel.
US11578544B2 Mixing process and delivery of lost circulation slurries
This disclosure provides a pre-mixed lost circulation treatment that can be pre-mixed ahead of time at a plant and delivered to a drilling site in one or more transport containers because the pre-mixture having a shelf life of at least one month and possibly longer. Because the components of the lost circulation treatment are mixed at a controlled mix site, the consistency of the lost circulation treatment is improved and can be better maintained from one lost circulation treatment to another. Further, one or more of the components of the pre-mixed treatment can be placed in a portable tote container that can be quickly and easily transported to the drilling site upon demand, or the tote can be delivered to the drilling site before a lost circulation zone is actually encountered.
US11578536B2 Apparatus for feeding tube elements, rock drilling rig and method of supporting drill hole openings
An apparatus for feeding a tubular object inside a drill hole, a rock drilling rig and a method of supporting mouth openings of drill holes is provided. The apparatus includes a support device for supporting an elongated tube element blank having the potential for several successive tube inserts. A front end of the tube element blank is moved longitudinally inside a drill hole by means of a feeding device. Thereby, the drill hole is provided with a protective section extending a limited longitudinal dimension towards a bottom of the drill hole. The apparatus further includes a separation device for detaching the mentioned tube inserts one by one from the tube element blank.
US11578533B2 Step ladder device allowing the user to stand and work safely and comfortably on the upper steps of a step ladder
A step ladder device for improving the safe working elevation of a step ladder is provided. The step ladder device includes a working ladder portion that terminates in a rigid working tray providing a safety grab bar. The step ladder device is dimensioned and adapted to piggyback on to the step ladder so that the working ladder portion slidably moves in a coplanar orientation relative to the underlying step ladder, which enables the working tray to be locked in one of a plurality of selective working elevations relative to the underlying step ladder. As a result, the user can embrace the safety grab bar and balance themselves while standing on the upper rungs of the underlying step ladder or the lower rungs afforded by the working ladder portion.
US11578532B2 Visual security and environmental self adjusting window
A smart window including a motorized shade is provided, particularly where the smart window includes a frame portion having a first subframe and a second subframe for mounting the smart window and routing the motor wirings. In a described embodiment, the smart window comprises: a frame portion including a wiring chase positioned internal to the frame portion and a glass portion. The glass portion may comprise a motorized shade, the motorized shade including a motor, a motor wiring, and a shade roll; a first pane of glass attached to the frame portion on an exterior side of the smart window; and a second pane of glass attached to the frame portion on an interior side of the smart window; wherein the frame portion surrounds the glass portion, wherein the motorized shade is attached to the frame portion between the first pane of glass and the second pane of glass by a hanging system, and wherein the motor wiring is positioned internal to the frame portion and the wiring chase.
US11578526B2 Control device for a vehicle having an automatically opening and/or automatically closing panel
A control device relates to a vehicle having an automatically opening and/or automatically closing lid with at least one control switch in the vicinity of the lid and with a programmable electronic control unit. The control switch may be operated arbitrarily contactlessly in the form of a proximity sensor and when operated generates an operation request signal which is an input signal to the control unit. The control unit is configured in such a manner that defined environmental conditions may be evaluated for the detection of a risk of salinity and humidity and that, given the presence of a risk of salt and water, an appropriate adaptation may be made to the evaluation of the operation request signal. Preferably, at least one outside temperature below a predefined threshold and information indicating the presence of moisture are defined as the environmental conditions to be evaluated for detecting the risk of salt and water.
US11578525B2 Door operator with isolated components
A movable barrier operator includes a first side panel having a first opening and a second side panel, opposing the first side panel, where the second side panel has a second opening. The operator further includes a motor having a first side and an opposing second side including a first shaft extending in a first direction and a second shaft of the motor extending in a second opposite direction. The operator further includes a first bearing, the first bearing inserted into the first opening of the first side panel, wherein the first shaft of the motor is inserted through the first bearing and a second bearing, the second bearing inserted into the second opening of the second side panel, wherein the second shaft of the motor is inserted through the second bearing to thereby prevent transfer of vibration from the motor to the second side panel.
US11578523B2 Modular, motorized drive system, module, use and production method therefor
A module for a modular, motorized drive system, in particular for doors, wherein the modular system is designed such that a number of modules arranged linearly one behind the other along a longitudinal axis of the modular system form a functional group of the drive system is provided. The modular system includes at least one of a number of latching elements on a front side of the module orthogonal to the longitudinal axis and a number of receiving elements, which are complementary to the latching elements, on a rear side of the module orthogonal to the longitudinal axis and opposite the front side, wherein the receiving elements are designed to form a mechanical connection to the latching elements of a further module which is arranged with its front side parallel to the rear side of the module.
US11578522B2 Door actuator for opening and/or closing a door
A door actuator for opening and/or closing a door, includes a fluid housing with an inner compartment, which is filled with fluid, in particular hydraulic oil, a fluid housing opening in the fluid housing for draining the fluid at thermal overload, a thermally activatable valve for opening, which closes the fluid housing opening, and a collecting device, which is disposed outside the fluid housing opposite the fluid housing opening, forms a collecting space for the fluid, is open towards the fluid housing opening, and includes at least one drain opening for draining the fluid from the collecting space.
US11578518B2 Hold-open lock apparatus of sliding door
A hold-open lock apparatus of a sliding door configured to limit or release rotation of a swing arm without interference with a rail is provided. The hold-open lock apparatus includes a catch unit including a catch pin that serves as a center of rotation of the swing arm, a catch fitted over the catch pin, and a pawl release lever rotatably fitted over the catch pin. The hold-open lock apparatus further includes a pawl unit including a pawl pin located on a side of the swing arm, and a pawl rotatably fitted over the pawl pin and configured to be locked to or unlocked from the catch. The hold-open lock apparatus also includes a cable unit connected to the pawl release lever and configured to rotate the pawl release lever. The pawl release lever is configured to rotate in one direction to rotate the pawl.
US11578510B2 Actuator apparatus and related methods for use with vehicle locks
Actuator apparatus and related methods for use with vehicle locks are disclosed. A disclosed locking system for a vehicle includes a movable component of the vehicle and a lock operatively coupled to the movable component. The locking system also includes an actuator assembly. The actuator assembly includes a housing coupled to a vehicle body, an actuator supported by the housing, and a linkage mechanism connecting the actuator to the lock. The locking system also includes an input device supported by the housing. Activation of the input device causes the actuator to change a state of the lock.
US11578503B2 Closure holder for a door closure
In embodiments, a closure holder for a closure, in particular a door closure, includes a base element and an undercut arranged on the base element, which can be engaged from behind by a locking element of the closure in order to form a lock, and having an actuating device for adjusting the distance of the undercut relative to the base element.
US11578499B2 Hard shell rooftop tent with utility rails
A tent system includes a base system, a canopy, and one or more interconnecting members. The base system includes a first base member configured to mount to a vehicle, a second base member, and a hinge pivotally attaching the first base member to the second base member. The canopy includes a flexible membrane having a membrane edge and a canopy fastener coupled to at least a portion of the membrane edge and configured to mate with an interconnecting member fastener. The one or more interconnecting members include an interconnecting member body defining a first longitudinal edge and a second longitudinal edge, an attachment member, and the interconnecting member fastener attached to the interconnecting member body along the second longitudinal edge and configured to mate with a plurality of different canopy fasteners.
US11578498B2 Expandable metal for anchoring posts
Apparatuses and methods for setting posts of columns in to the ground are provided. Expandable metals in response to hydrolysis that tend to fill in spaces and cavities, even over time, which is a useful feature when setting columns into the ground. A hydrolyzing fluid can be supplied, as necessary, to cause the hydrolysis of the expanding metal, or supplied by ground water. Upon hydrolysis, the expanding metal expands around the column to adhere and grip the column securely, while the metal may also expand outwardly to increase cross-sectional bulk lending to a more overall stabilization of a set column. The expandable metal may be provided as a solid sleeve drivable into the ground with a post, as an auger that can be used to turn a column into the ground or, as a rod that can be driven through the interior of a column into the ground.
US11578496B2 System for distributing wireless networking components in a venue
A system for distributing wireless networking components in a venue. The system includes panels that define a floor surface. The panels each have a planar configuration with an upper surface opposite a lower surface. The panels include a material that is transparent to radio waves, and the panels define a storage space below the panels and the storage space may be used to store and distribute wireless networking component.
US11578494B2 Roofing system and method
A lighter, more cost-effective roofing system and method, which includes a rain diverting feature for directing rainwater and snowmelt away from an underlying sheet material and roof deck, is provided. The invention includes a sheet material having an upper surface and a lower surface. The upper surface includes one of a hook and loop fastener and the lower surface is configured to be attached to the roof deck. The present invention further includes a plurality of roofing tiles, each tile having hook and loop fasteners adhered to a back face which extend along the width of the tile at or near the uppermost and lowermost edges. Each rain diverting feature, which is a strip-like device with one surface made up of a plurality of hook portions and an opposing surface made up of a plurality of portions complementary to the hook portions, is positioned between and releasably attached to the hook and loop fasteners located on a side-edge portion of two adjacent tiles and the underlying sheet material, thereby releasably attaching the tiles to each other and to the upper surface of the underlying sheet material. The use of rain diverting devices to direct rainwater and snowmelt away from the underlying sheet material and roof deck allows for single lap tiling and thus less weight on the roof deck. It also allows for shorter tiles to be used, thus saving material cost.
US11578489B2 Solid wood wall system
A wall construction formed of solid wood members. The wall construction provides for a heating and cooling system that synergistically works with the inherent insulative properties of solid wood members. The wall construction comprises channels formed in the solid wood members to accommodate conduits for heating and cooling. The conduits are routed through multiple solid wood members of a wall and are positioned to efficiently heat and cool the interior of a building. Other grooves may be formed in the top side of the solid wood members to accommodate conduits for heating, cooling electrical service and communications carriers.
US11578488B2 3D printed and combined building wallboard
A 3D printed and combined building wall element having a 3D printed external wallboard; a 3D printed internal wallboard; and a cement concrete layer sandwiched there between. A structural reinforcement component includes a plurality of vertical and horizontal steel reinforcements, the latter being continuously bent in a meander shape with a convex edge and a concave edge of each horizontal steel reinforcement being located in the 3D printed external wallboard and the 3D printed internal wallboard, respectively. The plurality of vertical steel reinforcements are located in the 3D printed external wallboard and the 3D printed internal wallboard and are fixed at inner folding angles of the plurality of horizontal steel reinforcements.
US11578487B2 Fire-rated structural OSB panels with overlaid water-resistant barrier
A wood or engineered wood structural panel, such as, but not limited to, OSB (“oriented strand board”) or plywood, that is both fire-resistant and water resistant. The panel is factory-coated with a product that provides fire resistance. The treatment gives it a Fire-Resistant (FR) performance (for use in a one- or two-hour rated assembly). The panel also is overlaid or coated in a factory setting with a weather/water resistive barrier (WRB). The structural panel thus combines a fire-resistant structural sheathing and WRB product in one integrated panel produced at a factory prior for installation at a job site.
US11578486B2 Panel system for modular building construction
A composite construction element or panel system for use in construction of multi-storey structures, either as a prefabricated panelized system or as a modular system. The composite construction element comprises two mass timber subpanels joined at a distance to form a hollow core, through which various building services (e.g. HVAC or electrical systems) and/or insulation may be integrated. When used as a modular system, after assembly, the two subpanels become one structural entity of increased structural capacity while providing a hollow core to provide/deliver desired building services.
US11578480B2 Grease interceptor and method of use thereof
A grease interceptor and method of use thereof is provided for separating solids, fats, oils, and grease waste (“F.O.G.”), and other particulate matter. The grease interceptor receives waste water in a liquid storage area where solids in the waste water have residence time long enough to gravitationally separate towards the bottom of the liquid storage area and waste that is less dense than water floats to the top of the liquid storage area. A series of features including channels, interrupter plates, and walls can increase the residence time or otherwise improve the separation of waste from the water. In addition, embodiments of the grease interceptor can have tapered access holes that improve visual inspection of the liquid storage area of the grease interceptor.
US11578478B2 Water center appliance and AIO faucet
An example water center appliance configured to incorporate various features associated with a sink is provided. An example water center appliance includes a top section and a bottom section. In one example embodiment, the top section includes a sink basin, a faucet, a water filter assembly, a water inlet connection, and an electricity connection. In one example embodiment, the bottom section includes a first sliding drawer, and a second sliding drawer, wherein the first sliding drawer and the second sliding drawer are shaped to accommodate one or more components of the top section.
US11578477B2 Configurable collaborative communal culinary workspaces
An off-counter tableware, cookware or utensils drying/storage space includes a mix of drawers and/or shelves distributed in upper and/or lower locations. The drawers and shelves allow water to evaporate off tableware, cookware or utensil which have been cleaned and placed in the drawer/shelf wet and also direct any water which does not evaporate to a collection point. In addition, a communal washing and/or rinsing station includes a primary washing and rinsing device with a default-spray nozzle. The station can include a high flow filling device and a filtered water faucet.
US11578476B2 Evaporative cooler and moisture condenser with vapor recovery and method
An evaporative cooler which includes a sealed loop of conduit with a first portion in a space to be cooled and a second portion in a space where heat is rejected, a volume of working fluid, and a fan inside the conduit loop. The fan forces air over the working fluid to accelerate its evaporation, which requires heat. Evaporation creates vapor-enriched air which carries heat and is forced by the fan to the second portion. Within the second portion, the vapor-enriched air rejects the absorbed heat before being forced back to the first portion. In certain cases, a portion of the working fluid in the vapor-enriched air condenses out and drains or is pumped back to the first portion. In certain uses, the cooler provides cooling to an area. In other uses, the cooler captures vaporized water, producing an impurity-free condensate for removal or use.
US11578474B2 Hydraulic cylinder, for example for use with a hydraulic tool
The invention relates to a hydraulic cylinder, for example for use with a hydraulic tool, which hydraulic tool is provided with a frame and an element which is movable with respect to the frame by means of the hydraulic cylinder.A hydraulic tool which is operated by means of a hydraulic cylinder as described above is known from, for example, European patent no. 0641618. This patent discloses a frame which is coupleable to a jib of an excavator or the like and to which an assembly of two jaws can be coupled. One of the jaws is pivotable with respect to the other jaw by means of a hydraulic adjusting cylinder (a double-acting piston/cylinder combination).
US11578473B2 Control system for work vehicle, method, and work vehicle
At least a portion of a first target design topography is positioned below an actual topography. At least a portion of a second target design topography is positioned below the actual topography and is inclined with respect to the first target design topography. A controller generates a command signal to operate a work implement according to the first target design topography in an area where the first target design topography is positioned above the second target design topography. The controller generates a command signal to operate the work implement according to the second target design topography in an area where the second target design topography is positioned above the first target design topography.
US11578462B2 Anti-blocking high barrier paperboard structures
A paperboard structure including a paperboard substrate having a first major side and a second major side, a barrier coating layer on the first major side of the paperboard substrate, a top coat on the first major side of the paperboard substrate, wherein the barrier coating layer is positioned between the paperboard substrate and the top coat, and the paperboard structure providing a blocking rate of less than 2 at 50° C. and at 60 psi in a 24-hour period.
US11578457B2 Fabric with enhanced response characteristics for laser finishing
A fabric has enhanced response characteristics for laser finishing. The fabric can be denim for denim apparel such as jeans. Software and lasers are used to finish apparel made of the fabric to produce a desired wear or distressing pattern or other design. The fabric allows for relatively fast color change in response to the laser, color changes in hue from indigo blue to white, many grayscale levels, and maintains strength and stretch properties. A method used to make the fabric includes spinning, dyeing, and weaving yarns in such a way to obtain the desired enhanced response characteristics for laser finishing.
US11578455B2 Mobile firefighter gear cleaner
A mobile vehicle that is self-contained and equipped to wash firefighter gear at the firefighter's station. The vehicle would be on a dispatched network and be activated after an incident, and for scheduled cleanings on a regular basis; the vehicle having the required equipment to clean all contaminated gear by use of a sonic cleaner, extractors, dryers, and an ozonator. The process includes monitoring the life of the gear and decontaminating the gear in accordance with the gear manufacturer's recommendations. Gear that has been cleaned is reassembled, wrapped, sealed and placed back into a fireman's station, giving the firefighter the assurance that their firefighting gear was cleaned, sanitized, and serviced per the manufacturer's recommendations.
US11578452B2 Laundry treating appliance having a treating chemistry dispenser
A method of operating a laundry treating appliance comprising a treating chamber located within a cabinet of the laundry treating appliance and accessible by an access opening, a bellows extending between the treating chamber and the access opening and a bulk treating chemistry dispenser having a dispenser outlet comprising at least two spray nozzles with a first spray nozzle configured to provide a spray toward the treating chamber and a second spray nozzle configured to provide a spray toward the bellows. The method comprises spraying a first liquid from the first spray nozzle toward the treating chamber and spraying a second liquid from the second spray nozzle toward the bellows.
US11578451B2 Washer appliance having removable agitator post with locking features
A washing appliance with an agitator post configured for removable positioning in a receptacle. An actuator is used to selectively control the position of a shaft to as to provide for releasably locking the agitator post into position. A detent is positioned at the receptacle and can be configured for removable receipt of the downward end of the shaft when the bottom end of the agitator post is positioned in the receptacle.
US11578449B2 Remote control method for washing machine
The present disclosure discloses a remote control method for a washing machine, a washing machine and a mobile terminal in wireless connection with the washing machine are used, and the remote control method includes the following steps: a status feedback channel that is between the washing machine and the mobile terminal and that is configured to transmit a working status of the washing machine is established; a control request sent by the mobile terminal is received by the washing machine; and after an activation key disposed on the washing machine is activated, a control channel that is between the washing machine and the mobile terminal and that is configured to transmit a control instruction is established. The remote control method for a washing machine disclosed in the present disclosure, solves the safety problem of the remote control of the washing machine. The control channel that is between the washing machine and the mobile terminal and that is configured to transmit a control instruction can be established only when a person who controls the washing machine in advance pre-ensures that the washing machine is in a safe state or another person ensures that the washing machine is in a safe state, and further triggers the activation key, thereby implementing remote control of the washing machine. The remote control method of the present disclosure improves the running safety of the washing machine.
US11578448B2 Color sensor for washing machines
A laundry washing machine includes a housing with conventional washing elements within the housing. A door on a door opening of the housing enables access inside the housing to the conventional washing elements. A sensor senses color of cloth prior to passing the cloth through the door opening. The sensor is positioned so that it senses the cloth in a dedicated area outside of the machine adjacent to the door or door opening.
US11578447B2 Voltage doubling circuit for laundry treating appliance with high power variable frequency drive
A circuit that increases input voltage to higher output voltage connected to a variable frequency drive in an appliance. Several switching arrangements, timing, and safety mechanisms are in place to assist. When the circuit experiences high draw, high voltage output values of circuit decrease over time, but different aspects of the circuit can be constructed so that the amount of time required at a higher voltage does not exceed the amount of time in which the high voltage output is provided.
US11578445B2 Washing machine and method for controlling same
Provided are a washing machine in which an auxiliary door can be safely and conveniently used and a method of controlling the same. The auxiliary door through which laundry can be additionally put into the washing machine, and the auxiliary door can be safely locked/unlocked. Because an open/closed state of the auxiliary door can be indirectly determined through a locking/unlocking operation of the auxiliary door, even when a door opening/closing detecting device has broken down, the auxiliary door can be safely used. The auxiliary door is unlocked by default and conditions on which the auxiliary door is locked for safety if necessary, are minimized during an operation of the washing machine so that use convenience of the auxiliary door can be enhanced, and a locked state of the auxiliary door is maintained according to the amount of laundry so that the laundry can be safely put into the washing machine.
US11578443B2 Laundry treating apparatus
The present disclosure relates to a laundry processing apparatus and, particularly, to a laundry processing apparatus which improves the condensation performance by increasing a contact time and area of cooling water and humid air in a tub. An embodiment of the present disclosure can provide a laundry processing apparatus comprising: a tub in which wash water is stored; a nozzle installed on the upper side of a side part of the tub so as to allow moisture contained in the air staying in the tub to condense, and supplying cooling water; and a guide installed on a rear side surface of the tub to be disposed below the nozzle, and allowing the cooling water supplied from the nozzle to be dispersed in multiple directions and flow downward.
US11578440B2 Sewing machine
A sewing machine for sewing a stitch into an article is provided. The sewing machine includes a support structure, a first head and a second head. The first head is coupled to the support structure and includes a coupler contained within a second actuator assembly and 360° rotatable relative to the support structure and a first stitching element rotatable with the coupler and translatable via a first actuator assembly relative to the coupler. The second head is coupled to the support structure and includes a coupler contained within the second actuator assembly and 360° degree rotatable relative to the support structure and a second stitching element rotatable with the coupler via the first actuator assembly.
US11578438B2 Polyamide nanofiber nonwovens for acoustic applications
A nanofiber nonwoven product is disclosed which comprises a polyamide with a relative viscosity from 2 to 330, spun into nanofibers with an average diameter of less than 1000 nanometers (1 micron). In general, the inventive products are prepared by: (a) providing a polyamide composition, wherein the polyamide has a relative viscosity from 2 to 330; (b) melt spinning the polyamide composition into a plurality of nanofibers having an average fiber diameter of less than 1 micron, followed by (c) forming the nanofibers into the product.
US11578435B2 Woven fabric and method for manufacturing same
It is an object to provide a woven fabric which can stably form a folding shape superior in shape retention and followability and which can be sewn while maintaining the folding structure, and also to provide a method for manufacturing the same. There is provided a woven fabric having pleats, wherein the height of the pleats is 2 to 10 times the average diameter of yarns arranged in the same direction as the pleats.
US11578434B2 Nozzle and method for manufacturing knotted yarn
Nozzle (1) for manufacturing knotted yarn (11), having a yarn duct (2) in which knots are producible with the aid of air entanglement. The nozzle includes at least one air bore (3) having a longitudinal axis (A), which merges with the yarn duct (2) in a merging opening (4). Air is introducible into the yarn duct (2) through the air bore. The longitudinal axis (A) of the air bore (3) is disposed at an angle of less than 90°, preferably 65-85°, particularly preferably 78° in relation to a conveying direction (B) of the knotted yarn (11). A baffle face (5) is configured on the opposite side of the merging opening (4) of the air bore (3) in the yarn duct (2), so as to be substantially perpendicular in relation to the longitudinal axis (A) of the air bore (3).
US11578433B2 Method for producing a carbon fibre by recycling cotton
The invention concerns a method for producing a carbon fibre, that comprises a step of preparing a continuous fibre made of cellulose from cotton fabrics, by extracting, from these fabrics, cotton in the form of short, discontinuous fibres, and implementing a solvent spinning process; this step being followed by a step of carbonising said obtained continuous fibre made from cellulose, in order to form a carbon fibre. This carbon fibre can be used, in particular, for producing articles made from composite material made from carbon fibres and polymer organic resin.
US11578432B2 Insertion of catalyst into dry carbon fibers prior to resin impregnation
Systems and methods are provided for fabrication of enhanced carbon fiber laminates that utilize encapsulated catalyst. One embodiment is a method that includes acquiring a batch of dry fibers, and acquiring a batch of catalyst capsules that each comprise catalyst that accelerates polymerization of monomers of a resin, and a shell that encapsulates the catalyst and liquefies at a curing temperature. The method further includes interspersing the catalyst capsules among the dry fibers, and impregnating the fibers with the resin after interspersing the catalyst capsules with the fibers.
US11578426B2 Dynamic human heavy chain antibody libraries
Provided herein are libraries containing polynucleotides, where one of the polynucleotides encodes an antibody heavy chain with specific hypervariable regions HVR-H1 and HVR-H2. Further provided herein are libraries containing polynucleotides encoding a plurality of unique antibodies, wherein each antibody comprises a heavy chain variable region and a light chain variable region. Also provided are antibodies, polypeptide libraries, vector libraries, cells, non-human animals, antibody heavy chains, methods of making an antibody library, kits, and methods of generating a bispecific antibody related thereto.
US11578425B2 Thermal control for formation and processing of aluminum nitride
In various embodiments, controlled heating and/or cooling conditions are utilized during the fabrication of aluminum nitride single crystals and aluminum nitride bulk polycrystalline ceramics. Thermal treatments may also be utilized to control properties of aluminum nitride crystals after fabrication.
US11578420B2 Surface hardening method using post heat treatment of aluminum alloy oxide layer
Provided is a surface hardening method for surface hardening a sulfuric acid-anodized aluminum alloy oxide layer, which includes: pre-treatment in which various foreign substances, including an oxide film, attached to a surface of an aluminum alloy are removed; sealing treatment in which the aluminum alloy having been subjected to the pre-treatment is immersed in a sealing solution, whereby fine pores formed in a film are sealed; and heat treatment in which the aluminum alloy having been subjected to the sealing treatment is charged to, and thermally treated in, a heat treatment furnace and then naturally cooled. By lowering the withstand voltage of an aluminum alloy oxide layer and increasing the hardness by subjecting the same to sealing treatment and subsequent post-heat treatment, the present invention has the effect of providing an environmentally-friendly and crack-free lightweight material that can replace steel products.
US11578411B2 Corrosion inhibitor
This invention presents a novel corrosion inhibitor. In the preferred embodiment, the inventive corrosion inhibitor comprises extracellular polymeric substances (EPS). In one embodiment, the invention presents a novel EPS corrosion inhibitor using waste activated sludge (WAS). In this embodiment, WAS is heated to release EPS from the microbial mixture.
US11578405B2 Apparatus for monitoring carbon nanotube growth
A carbon nanotube (CNT) growth apparatus includes: a body; an inlet cap; an outlet cap; insulation extending through a portion of an interior of the body, the insulation including a first stage and a second stage, a flow tube extending through the inlet cap and passing coaxially through the first stage of the insulation, the flow tube configured to receive and flow a fluid to the interior of the body; a gas heater including a plurality of heat pipes configured to be inserted in the first stage of the insulation, the plurality of heat pipes being disposed adjacent to the flow tube; a substrate heater incorporated in the second stage of the insulation; and a temperature controller configured to adjust a temperature of the gas heater and substrate heater, wherein a removed portion of the second stage is configured to provide an unobstructed view of the substrate.
US11578404B2 Synthesis of carbon-based nanostructures using eutectic compositions
The instant disclosure is related to the growth of carbon-based nanostructures and associated systems and products. Certain embodiments are related to carbon-based nanostructure growth using active growth materials comprises at least two components that are capable of forming a eutectic composition with each other. In some embodiments, the growth of carbon-based nanostructures is performed using active growth materials comprising at least two types of cations.
US11578403B1 Solar cell production method for making transparent electrode solar cell
A transparent electrode with a transparent substrate and a composite layer disposed thereon, wherein the composite layer includes a graphene layer and a plurality of nanoparticles, wherein the nanoparticles are embedded in the graphene layer and extend through a thickness of the graphene layer, and wherein the plurality of nanoparticles are in direct contact with the transparent substrate and a gap is present between the graphene layer and the transparent substrate.
US11578401B2 Arc source with confined magnetic field
An ARC evaporator comprising: a cathode assembly comprising a cooling plate (11), a target (1) as cathode element, an electrode arranged for enabling that an arc between the electrode and the front surface (1A) of the target (1) can be established—a magnetic guidance system placed in front of the back surface (1 B) of the target (i) comprising means for generating one or more magnetic whereas: —the borders of the cathode assembly comprise a surrounding shield (15) made of ferromagnetic material, wherein the surrounding shield (15) has a total height (H) in the transversal direction, said total height (H) including a component (C) for causing a shielding effect of magnetic field lines extending in any longitudinal directions, establishing in this manner the borders of the cathode assembly as limit of the extension of the magnetic field lines in any longitudinal direction.
US11578396B2 Magnesium-based alloy wrought product and method for producing same
Provided is Mg-based alloy wrought material having improved ductility, formality, and resistance against fracture. Intermetallic compounds may be formed by mutual bonding of added elements to be a fracture origin. While maintaining microstructure for activating non-basal dislocation movement of Mg-based alloy wrought material, added elements to create no fracture origin, but to promote grain boundary sliding were found from among inexpensive and versatile elements. Provided is Mg-based alloy wrought material including at least one element from Zr, Bi, and Sn and at least one element from Al, Zn, Ca, Li, Y, and Gd wherein remainder comprises Mg and unavoidable impurities; an average grain size in a parent phase is 20 μm or smaller; a value of (σmax−σbk)/σmax (maximum load stress (σmax), breaking stress (σbk)) in a stress-strain curve obtained by tension-compression tests of the wrought material is 0.2 or higher; and resistance against breakage shows 100 kJ or higher.
US11578395B2 Abnormal grain growth suppression in Al alloys
The present invention provides a process for suppressing abnormal grain growth in friction stir welded aluminum alloys by inserting an intermediate annealing treatment (“IAT”) after the welding step on the article. The IAT may be followed by a solution heat treatment (SHT) on the article under effectively high solution heat treatment conditions. In at least some embodiments, a deformation step is conducted on the article under effective spin-forming deformation conditions or under effective superplastic deformation conditions. The invention further provides a welded article having suppressed abnormal grain growth, prepared by the process above. Preferably the article is characterized with greater than about 90% reduction in area fraction abnormal grain growth in any friction-stir-welded nugget.
US11578394B2 Nickel-containing steel for low temperature
A nickel-containing steel for low temperature according to an aspect of the present invention has a chemical composition within a predetermined range, in which a metallographic structure of a thickness middle portion contains 2.0 vol % to 20.0 vol % of an austenite phase, an average grain size of prior austenite grains is 3.0 μm to 15.0 μm, an average aspect ratio of the prior austenite grains is 1.0 to 2.4, a plate thickness is 4.5 mm to 30 mm, the chemical composition and the average grain size of the prior austenite grains are further limited depending on the plate thickness, a yield stress at room temperature is 460 MPa to 710 MPa, and a tensile strength at the room temperature is 560 MPa to 810 MPa.
US11578392B2 High-strength high-toughness hot-rolled steel sheet and manufacturing method therefor
A preferable aspect of the present invention provides a high-strength high-toughness hot-rolled steel sheet and a manufacturing method therefor, wherein the hot-rolled steel sheet contains, by weight, 0.07-0.13% C, 0.20-0.50% Si, 0.5-0.9% Mn, 0.03% or less P, 0.02% or less S, 0.005-0.03% Nb, 0.3-0.6% Cr, 0.005-0.03% Ti, 0.1-0.35% Cu, 0.05-0.3% Ni, 0.01-0.15% Mo, 0.007% or less N, 0.001-0.006% Ca, 0.01-0.05% Al, and the balance Fe and other unavoidable impurities, the alloy elements satisfying the following relational formulas [Relational formula 1] 1.6≤(Mo/96)/(P/31)≤6, [Relational formula 2] 1.6≤(Ca/S)≤3, and [Relational formula 3] 3.5≤(3*C/12+Mn/55)*100≤5; wherein a microstructure comprises, by area fraction, 85% or more of polygonal ferrite and 15% or less of pearlite, the crystal grain size of the polygonal ferrite being 10 μm or less; and wherein a variation in yield strength in a width direction is 35 MPa or lower.
US11578387B2 Chemical process for the recovery of alkaline and zinc-carbon battery components
A process is described for the recovery of the chemical components of the “black paste” resulting from the opening of dead alkaline and zinc-carbon batteries.
US11578383B2 Method for manufacturing high-carbon bearing steel and high-carbon bearing steel manufactured therefrom
Disclosed is a method for manufacturing high-carbon bearing steel, which include: heating a billet at a temperature of about 950 to 1,050° C. for about 70 to 120 minutes, rolling the billet to manufacture a wire rod, winding the wire rod to manufacture a wire rod coil, cooling the wire rod coil, and subsequently heat treating the wire rod coil for spheroidizing and carbonitriding, respectively. The bearing steel may include an amount of about 0.9 to 1.3 wt % of carbon (C), an amount of about 1.1 to 1.6 wt % of silicon (Si), an amount of about 1.0 to 1.5 wt % of manganese (Mn), an amount of about 1.5 to 1.9 wt % of chromium (Cr), an amount of about 0.2 to 0.6 wt % of nickel (Ni), an amount of about 0.1 to 0.3 wt % of molybdenum (Mo), and the balance iron (Fe) based on the total weight thereof.
US11578377B2 Grain-oriented electrical steel sheet and method for producing the same
A grain-oriented electrical steel sheet having excellent iron loss property is produced from a steel slab containing, by mass %, C: 0.002-0.15%, Si: 2.5-6.0%, Mn: 0.01-0.80%, Al: 0.010-0.050% and N: 0.003-0.020%, when: a heating rate between 500-700° C. in decarburization annealing is not less than 80° C./s, a surface roughness Ra of a work roll in final cold rolling is 0.01-3.0 μm, a total content of alkaline earth metals to MgO in annealing separator is 0-5 mass %, an average length L in rolling direction of passed crystal grains is not more than 25 mm, a ratio of crystal grains having a length in rolling direction of not more than 5 mm is 40-90%, and an existence ratio of alkaline earth metal sulfides having a size corresponding to circle of not less than 0.5 μm in a cross section of forsterite film is not more than 0.2/μm per unit length in sheet width direction.
US11578370B2 Methods for diagnosis and treatment of patients having solid tumors
Methods for diagnosing a subject as a candidate for removal of a solid tumor without preoperative chemoradiation therapy, and methods for treating patients having solid tumors, who have one or more of genomic instability, elevated double stranded DNA breaks, elevated gamma-H2AX foci, or elevated replication stress and/or double stranded break-signalling (DSB-signalling) biomarkers in peripheral blood lymphocytes (PBLs) are provided herein.
US11578367B2 Diagnosis of sepsis
Methods for predicting the development of sepsis in a subject at risk for developing sepsis are provided. In one method, features in a biomarker profile of the subject are evaluated. The subject is likely to develop sepsis if these features satisfy a particular value set. Methods for predicting the development of a stage of sepsis in a subject at risk for developing a stage of sepsis are provided. In one method, a plurality of features in a biomarker profile of the subject is evaluated. The subject is likely to have the stage of sepsis if these feature values satisfy a particular value set. Methods of diagnosing sepsis in a subject are provided. In one such method, a plurality of features in a biomarker profile of the subject is evaluated. The subject is likely to develop sepsis when the plurality of features satisfies a particular value set.
US11578366B2 Compositions and methods of using RNA fragments
The present invention includes a method for analyzing RNA fragments. In one aspect, the present invention includes a method of identifying a subject in need of therapeutic intervention to treat a disease or condition, disease recurrence, or disease progression comprises characterizing the identity of rRNA fragments. The invention also includes diagnosing, identifying or monitoring a disease or condition, and a method for identifying rRNA fragments. The invention also includes diagnosing, identifying or monitoring a glaucoma in a subject in need thereof by characterizing the identity of rRNA or tRNA fragments.
US11578362B2 Methods of producing ribosomal ribonucleic acid complexes
Provided are methods of producing a nucleic acid complex. In certain aspects, the methods include combining a sample including ribosomal RNA (rRNA) and a probe complement oligonucleotide with an oligonucleotide probe. The oligonucleotide probe includes a 3′ region complementary to a 3′ region of a rRNA, and a 5′ region complementary to the probe complement oligonucleotide. The combining is under conditions in which the 3′ region of the oligonucleotide probe hybridizes to the 3′ region of the rRNA and the 5′ region of the oligonucleotide probe hybridizes to the probe complement oligonucleotide, thereby producing a nucleic acid complex. In certain aspects, the methods find use in producing rRNA libraries that find use, e.g., in rRNA sequencing applications. Oligonucleotide probes, libraries thereof, compositions, and kits that find use, e.g., in practicing the methods of the present disclosure, are also provided.
US11578361B2 Gene detection method, gene detection kit and gene detection device
A gene detection method, a gene detection kit, and a gene detection device, including the following steps: providing a plurality of separation cavities on a kit, using a plunger to separate adjacent separation cavities, and respectively providing a lysate solution, a washing solution and a reaction solution in the separation cavities; when detecting a sample, pushing each plunger to align a plunger hole of the plunger with the separation cavity, thereby making the separation cavities interconnected; then, controlling magnetic beads in the kit to drive the sample to be tested to pass through the separation cavities in sequence by an electromagnetic control method, carrying out a lysing, a washing and a reaction in sequence; and finally, performing a optical detection on a gene in the reaction solution from outside.
US11578360B2 Methods, compositions, systems, apparatuses and kits for nucleic acid amplification
Novel methods of generating a localized population of immobilized clonal amplicons on a support are provided.
US11578356B2 Matrix arrays and methods for making same
A method of forming a polymer matrix array includes treating a surface within a well of a well array with a surface compound including a surface reactive functional group and a radical-forming distal group; applying an aqueous solution including polymer precursors to the well of the well array; and activating the radical-forming distal group of the surface coupling compound with an initiator and atom transfer radical polymerization (ATRP) catalyst to initiate radical polymerization of the polymer precursors within the well of the well array to form the polymer matrix array.
US11578355B2 Nanoplasmonic biosensor and method for detecting disease markers using the same
The present invention relates to a nanoplasmonic biosensor capable of label-free multiplex detection of disease markers in blood with high selectivity and sensitivity and a method for detecting disease markers using the nanoplasmonic biosensor. The nanoplasmonic biosensor of the present invention enables label-free multiplex detection of miRNAs as disease markers in blood with high selectivity and sensitivity. Therefore, the nanoplasmonic biosensor of the present invention can be effectively used for the diagnosis of miRNA-related diseases and clinical applications.
US11578352B2 Test specimen, test chamber, use and method
A test specimen for detecting or determining a spatial distribution of microbes, the test specimen having measuring surfaces and a plurality of microbe collecting elements on each of the measuring surfaces. The invention also relates to a test chamber with such a test specimen, to an associated use and to an associated method.
US11578343B2 CAS9 proteins including ligand-dependent inteins
Some aspects of this disclosure provide compositions, methods, systems, and kits for controlling the activity of RNA-programmable endonucleases, such as Cas9, or for controlling the activity of proteins comprising a Cas9 variant fused to a functional effector domain, such as a nuclease, nickase, recombinase, deaminase, transcriptional activator, transcriptional repressor, or epigenetic modifying domain. For example, the inventive proteins provided comprise a ligand-dependent intein, the presence of which inhibits one or more activities of the protein (e.g., gRNA binding, enzymatic activity, target DNA binding). The binding of a ligand to the intein results in self-excision of the intein, restoring the activity of the protein.
US11578339B2 Transgenic corn event MON95275 and methods for detection and uses thereof
The invention provides a transgenic corn event MON95275, plants, plant cells, seeds, plant parts (including pollen, seed, and cells, and tissues corresponding to tassel, root, stalk, stem, leaf, cobb, and the like), progeny plants, commodity products comprising detectable amounts of corn event MON95275 DNA. The invention also provides polynucleotides specific for corn event MON95275 and methods for using and detecting corn event MON95275 DNA as well as plants, plant cells, seeds, plant parts, progeny plants, and commodity products comprising corn event MON95275. The invention also provides methods related to making and using corn event MON95275.
US11578333B2 Single-vector type I vectors
The invention relates to the production and use of Cas-encoding sequences and vectors comprising these. Aspects of the invention provide products, vectors, delivery vehicles, uses and methods for producing Cas-encoding sequences in bacterial or archaeal cells.
US11578332B2 Methods of rapid ligation-independent cloning of DNA and uses thereof
The present invention generally relates to improved methods of assembly of two or more DNA fragments, methods of rapid ligation-independent cloning, and kits for rapid ligation-independent cloning and their uses.
US11578331B2 Combination comprising immunostimulatory oligonucleotides
The invention relates to a combination and its use for the treatment of diseases. The instant disclosure provides a combination of a so-called T-cell regulator selected from the group comprising PD1, PD-L1, OX40, TIM-3, LAG3, CD137(4-1BB) and a non-coding immunomodulating DNA.
US11578325B2 Methods and formulations for the treatment of obesity and obesity-related metabolic diseases
An oligo- or polynucleotide analogue having one or more structures of the general formula: where B is a pyrimidine or purine nucleic acid base, or an analogue thereof, is used for treating obesity-related metabolic diseases.
US11578320B2 High density sequencing and multiplexed priming
Disclosed herein, inter alia, are methods and compositions for sequencing a plurality of template nucleic acids.
US11578318B2 Large volume ex vivo electroporation method
An object of the invention is to provide an electroporation method for treating vesicles with exogenous material for insertion of the exogenous material into the vesicles which includes the steps of: a. retaining a suspension of the vesicles and the exogenous material in a treatment volume in a chamber which includes electrodes, wherein the chamber has a geometric factor (cm−1) defined by the quotient of the electrode gap squared (cm2) divided by the chamber volume (cm3), wherein the geometric factor is less than or equal to 0.1 cm−1, wherein the suspension of the vesicles and the exogenous material is in a medium which is adjusted such that the medium has conductivity in a range spanning 50 microSiemens/cm to 500 microSiemens/cm, wherein the suspension is enclosed in the chamber during treatment, and b. treating the suspension enclosed in the chamber with one or more pulsed electric fields. With the method, the treatment volume of the suspension is scalable, and the time of treatment of the vesicles in the chamber is substantially uniform.
US11578314B2 Engineering of DNASE enzymes for manufacturing and therapy
The present disclosure provides engineered human extracellular DNASE proteins (e.g., variants of DNASE1 (D1), DNASE1-LIKE 1 (D1L1), DNASE1-LIKE 2 (DTL2), DNASE1-LIKE 3 Isoform 1 (DTL3), DNASE1-LIKE 3 Isoform 2 (DTL3-2), DNASE2A (D2A), and DNASE2B (D2B)) that are useful for treating conditions characterized by neutrophil extracellular trap (NET) accumulation and/or release. In accordance with the invention, the DNase variant has advantages for therapy and/or large-scale manufacturing.
US11578309B2 Universal donor cells
Genetically modified cells that are compatible with multiple subjects, e.g., universal donor cells, and methods of generating said genetic modified cells are provided herein. The universal donor cells comprise at least one genetic modification within or near a gene that encodes one or more MHC-I or MHC-II human leukocyte antigens or a component or a transcriptional regulator of a MHC-I or MHC-II complex, wherein genetic modification comprises an insertion of a polynucleotide encoding a tolerogenic factor and/or survival factor. The universal donor cells may further comprise at least one genetic modification within or near a gene that encodes a survival factor, wherein said genetic modification comprises an insertion of a polynucleotide encoding a second tolerogenic factor and/or a different survival factor.
US11578303B2 Method and system for processing a biological sample
The present application is directed to the processing of a biological sample into its constituent components for use in ART and includes introducing a sample into a first volume disposed adjacent a second volume including buffer solution, wherein the first and second volumes are adapted for fluid communication therebetween, selectively separating the first volume from the second volume with a movable closure member disposed therebetween, wherein the step of selectively separating the first volume from the second volume includes moving the closure member so that a fluid communication aperture is formed by one or a combination of the closure member or the closure member in combination with the first and second volumes to allow fluid communication between the first volume and the second volume such that motile cells migrate from the sample in the first volume to the buffer solution in the second volume.
US11578301B2 Method of actuation of an alternating tangential flow diaphragm pump
A control unit includes a first connector configured to connect a proportional pressure regulator to a positive pressure supply and a second connector configured to connect the proportional pressure regulator to a negative pressure supply. The control unit further includes at least one sensor configured to detect an amount of air flow (volume per unit of time), positive or negative, within an air flow line connected to an output of the proportional pressure regulator, and a third connector configured to connect the air flow line to an air side of a diaphragm. Additionally, the control unit includes a controller programmed to control at least an opening and closing function of the proportional pressure regulator to attain a desired amount of air flow (volume per unit of time), positive or negative, within the air flow line.
US11578288B2 Oil compositions
An oil composition comprises at least 50 percent by mass, based on the mass of the composition, of an oil and 0.01 to 25 percent by mass, based on the mass of the composition, of a polymer comprising at least one poly(lactone) segment. The at least one poly(lactone) segment is derived from a lactone substituted by one or two hydrocarbyl groups, or substituted hydrocarbyl groups, at least one such group having at least 4 carbon atoms. The oil compositions are suitable for use in the lubrication of the crankcase of internal combustion engines.
US11578282B2 Controlled blending of biodiesel into distillate streams
Methods are provided for accurately blending biodiesel into distillate streams to achieve a pre-determined percentage of biodiesel in the distillate, applicable to wild-type distillate streams as well as distillate streams that already contain some percentage of biodiesel.
US11578279B2 Method for improving the flow capacity and increasing the dilution capacity of diluents in methods for the production and transport of heavy and extra-heavy crude oils coming from the different phases of recovery of deposits (primary, secondary and enhanced)
The invention relates to a method including a system of additives which increase fluidity and/or flow capacity and minimize pressure drops from the steps of lifting in production wells, collection lines, dehydration systems and ducts for transporting heavy and extra-heavy hydrocarbons. In addition, the injected system of chemical additives increases the dilution capacity of the solvents that need to be applied to improve the quality of the crude oil (reduce viscosity and density, and increase API gravity), thereby facilitating the dehydration and transport.
US11578277B2 Simultaneous processing of catalytic and thermally cracked middle distillate for petrochemical feedstock
The present invention discloses an integrated process scheme for producing (i) high-octane gasoline blending stream (ii) high aromatic heavy naphtha stream which is a suitable feedstock for benzene, toluene, and xylene (BTX) production and (iii) high cetane ultra-low sulphur diesel (ULSD) stream suitable for blending in refinery diesel pool.
US11578276B2 Two stage catalytic process for pyrolysis oil upgrading to BTX
A method for upgrading pyrolysis oil includes contacting a pyrolysis oil feed with hydrogen in the presence of a mixed metal oxide catalyst in a first slurry reactor, where: the pyrolysis oil feed comprises multi-ring aromatic compounds comprising greater than or equal to sixteen carbon atoms, and contacting the pyrolysis oil feed with hydrogen in the presence of the mixed metal oxide catalyst in the first slurry reactor to convert at least a portion of the multi-ring aromatic compounds in the pyrolysis oil feed to light aromatic compounds comprising di-aromatic compounds, tri-aromatic compounds, or both, passing an intermediate stream comprising the light aromatic compounds to a second slurry reactor downstream of the first slurry reactor; and contacting the intermediate stream with hydrogen in the presence of a mesoporous zeolite supported metal catalyst in a second slurry reactor.
US11578275B2 Process for upgrading oxygen containing renewable oil
The invention relates to producing upgraded renewable oil. Renewable crude oil is provided whose oxygen content, water content, and total acid number are within predetermined ranges. Respective fractions of the oil have boiling points below 350° C. and above 450° C. After the oil is pressurized, and hydrogen is added, the mixture is heated and contacted with a heterogeneous catalyst in a first reaction zone with weight based hourly space velocity (WHSV) of 0.1 to 1 h-1. The resultant partially hydrogenated and deoxygenated oil is further heated and contacted with a heterogeneous catalyst in a second reaction zone at WHSV of 0.1 to 1.5 h-1. Low and high boiling point liquid hydrocarbon fractions of the product of the second reaction zone are sent to third and fourth reaction zones, respectively, to be contacted with hydrogen and a heterogeneous catalyst under respective heating conditions and WHSV of 0.1 to 1 h-1.
US11578274B2 Multi-stage fluidized catalytic reaction process of petroleum hydrocarbons and an apparatus thereof
A petroleum hydrocarbon multi-stage fluid catalytic reaction method and reactor are described. The method implements a sectional multi-stage reaction in one reactor and comprises primary-stage and secondary-stage catalytic cracking reactions of feedstock oil and primary-stage and secondary-stage catalytic cracking reactions of light hydrocarbons and/or cycle oil, which occur in different reaction regions of the reactor. The primary-stage reaction of the light hydrocarbon and/or circulation oil is carried out in an independent reaction region. The reactor comprises a first reaction section, a catalyst splitter, a third reaction section, a second reaction section and a settler.
US11578272B1 Processes and systems for producing light olefins and aromatics from a mixed plastics stream
Methods and systems for producing aromatics and light olefins from a mixed plastics stream are described. The method may include feeding a plastic feedstock to a dechlorination operation to melt the plastic feedstock to release HCl and generate a liquid plastic stream; feeding the liquid plastic stream to a pyrolysis reactor, the pyrolysis reactor to generate hydrocarbon vapors; feeding the hydrocarbon vapors to an acid gas removal reactor with a solid inorganic alkali salt disposed within the reaction vessel to remove residual HCl and sulfur-containing compounds from the hydrocarbon vapors to generate a plastic derived oil; and feeding the plastic derived oil to a steam enhanced catalytic cracking reactor to generate a product stream comprising light olefins having a carbon number of C2-C4 and aromatics. The associated system for processing mixed plastics into aromatics and light olefins is also described.
US11578269B2 Liquid crystalline polymer composition
A polymer composition comprising at least one liquid crystalline polymer and an ultrahigh molecular weight siloxane polymer in an amount from about 0.1 to about 20 parts by weight per 100 parts by weight of the liquid crystalline polymer is provided. The siloxane polymer has a number average molecular weight of about 100,000 grams per mole or more.
US11578267B2 Near-infrared light-emitting phosphor, phosphor mixture, light-emitting element, and light-emitting device
An object is to provide a new type of near-infrared ray-emitting phosphor which exhibits excellent emission intensity. A near-infrared ray-emitting phosphor is represented by a general formula, (Y, Lu, Gd)3-x-y (Ga,Al,Sc)5O12:(Crx,(Yb,Nd)y) (0.05
US11578266B2 Silyl phosphine compound, process for producing silyl phosphine compound and process for producing InP quantum dots
The silyl phosphine compound of the present invention is represented by the formula (1) and has an arsenic content of not more than 1 ppm. The process for producing a silyl phosphine compound of the present invention is a process comprising mixing a basic compound, a silylating agent and phosphine to obtain a solution containing a silyl phosphine compound, removing a solvent from the solution to obtain a concentrated solution of a silyl phosphine compound, and distilling the concentrated solution, wherein an arsenic content in the phosphine is adjusted to not more than 1 ppm by volume in terms of arsine. The process for producing InP quantum dots of the present invention uses, as a phosphorus source, a silyl phosphine compound represented by the formula (1) and having an arsenic content of not more than 1 ppm by mass. (For definition of R, see the specification.)
US11578265B2 AIEgens for cancer cell imaging
The present subject matter is directed to a luminogen exhibiting aggregation induced emission, wherein T1, T2, and T3 comprise one or more polyynes as a conjugated bridge. The present subject matter is also directed to an AIEgen comprising a hydrophilic pyridium group as a strong electron-withdrawing group; a piperazine group as an electron-donating group; and a α-Cyanostilbene; wherein the AIEgen exhibits aggregation induced emission. The present subject matter is directed to a method of synthesizing an AIEgen and is further directed to a method of labeling comprising incubating a subject having cells with a conjugate formed by conjugating an AIEgen with an antibody; and selectively labeling desired cells by turn-on imaging, wherein labeling occurs when the desired cells are selectively stained by fluorescent emission of the AIEgen upon degradation of the antibody after cellular internalization of the conjugate through endocytosis.
US11578264B2 Phosphor wheel with inorganic binder
A light conversion device is disclosed. The light conversion device includes a substrate and a wavelength conversion element (111). The wavelength conversion element (111) includes an inorganic binder, such as sodium silicate. Also disclosed are phosphor wheels and light engines including such phosphor wheels. Further disclosed are high-power laser projection display systems comprising a laser having a power of from about 60 W and about 300 W and a light conversion device. The use of an inorganic binder permits high thermal stability at reasonable cost.
US11578261B2 Method of hydraulic fracturing utilizing a hydraulic fracturing fluid with a single phase liquid proppant
The disclosed hydraulic fracturing fluid can include a liquid solvent, one or more surfactants, a proppant-forming compound, and one or more curing agents. When injected into a wellbore, the hydraulic fracturing fluid reacts to form proppant pillars in-situ under downhole conditions. The proppant pillars are capable of maintaining conductive fractures.
US11578259B1 Energized fracturing fluid by generation of nitrogen gas
A system and method of hydraulic fracturing, including providing a fracturing fluid having a nitrite-containing compound through a wellbore into a subterranean formation to hydraulically fracture the subterranean formation, thereby forming fractures in the subterranean formation. The technique includes generating nitrogen gas (and thus foam) in the fractures via the nitrite-containing compound, and in which generating the nitrogen gas facilitates flowback.
US11578255B2 Method for enhanced oil recovery by means of injection of an aqueous polymer composition having monomeric units from an LCST
This invention relates to a process of enhanced oil recovery by sweeping an underground formation comprising injecting into the underground formation an injection fluid comprising at least one water-soluble LCST macromonomeric polymer.
US11578254B2 Alkyl alkoxylated carboxylate salts as steam foam additives for heavy oil recovery
Recovering heavy oil from a subterraneous formation penetrated by at least one injection well and one production well, by injecting into the injection well a mixture of steam and an alkyl alkoxylated carboxylate salt, increasing the apparent viscosity of the steam while at the same time lowering the steam mobility, and recovering oil from the subterranean formation.
US11578252B2 Composite diverting particulates
Methods and compositions for introducing a treatment fluid into a wellbore penetrating a subterranean formation wherein the treatment fluid comprises: a base fluid; and composite diverting particulates, wherein the composite diverting particulates each comprise a degradable polymer and an oil-soluble material, wherein the composite diverting particulate at least partially plugs a zone in the subterranean formation; and diverting at least a portion of the treatment fluid and/or a subsequently introduced fluid away from the zone.
US11578244B2 Thermoplastic shape-stable polymer compositions for storing thermal energy
The invention provides shape-stable products for storing and releasing thermal energy, based on thermoplastic polymer compositions containing organic phase change materials (PCM) incorporated into a polymer matrix, the products withstanding multiple melting-crystallization cycles of the PCM while maintaining their shape, dimensions, and the thermal energy storage capacity.
US11578243B2 Cross-linkable composition
The present application relates to a cross-linkable composition. The present application can provide a cross-linkable composition without degradation of cross-linking efficiency while exhibiting conductivity by containing an ionic compound, and its use.
US11578242B2 Chemical products for adhesive applications
The embodiments described herein generally relate to methods and chemical compositions for coating substrates with a composition. In one embodiment, an adhesive composition is provided comprising a reaction product of a polyacid selected from the group consisting of an aromatic polyacid, an aliphatic polyacid, an aliphatic polyacid with an aromatic group, and combinations thereof, or a diglycidyl ether; and a polyamine; and one or more compounds selected from the group consisting of a branched aliphatic acid, a cyclic aliphatic acid with a cyclic aliphatic group, a linear aliphatic, and combinations thereof. The adhesive composition may be used to cover a substrate.
US11578240B2 Adhesive tapes
Adhesive tapes include a plasticized polyvinyl chloride backing, a primer including an ethylene/carbon monoxide-containing terpolymer and a styrene-containing block copolymer and an epoxidized polymer, and an adhesive.
US11578237B2 Adhesive sheet set and method for producing product
An adhesive sheet set including a pair of adhesive sheets respectively including an adhesive layer capable of being cured and adhered by being in contact with each other, and a method for producing a product using the same. An adhesive sheet set including a first adhesive sheet and a second adhesive sheet, wherein the first adhesive sheet includes a first separator and a first adhesive layer provided on one surface of the first separator, the second adhesive sheet includes a second separator and a second adhesive layer provided on one surface of the second separator, and the first adhesive sheet and the second adhesive sheet are configured to be cured and adhered by the first adhesive layer and the second adhesive layer being in contact with each other.
US11578233B2 Manganese-bearing polymer complexes
The invention concerns a composition for use as drier in auto-oxidizable coatings or as accelerator in unsaturated polyester resins, comprising a manganese-bearing polymer having a manganese dicarboxylate repeating unit and at least one nitrogen-containing donor ligand. Such compositions offer excellent drying performances. They ensure a strongly reduced leachability of manganese compared to that of known manganese-bearing driers.
US11578232B2 Super-liquid-repellent coating film and curable composition for forming super-liquid-repellent coating film
The present invention addresses the problem of providing a super-liquid-repellent coating film that has improved abrasion resistance. Provided as a means for solving the problem is a coating film that has a fluorine atom content of 1 to 60 wt %, the coating film having a surface that has an average surface roughness Ra of 0.5 to 20, a surface area ratio of 1.7 to 5, a contact angle with water of 150° or more, a contact angle with n-hexadecane of 80° or more, and a surface that has a contact angle with water of 150° or more after being rubbed 100 times with a PET film under a load of 100 g.
US11578230B2 Composition, polymer, and method of producing substrate
A method of producing a substrate includes: applying a composition on a metal basal plate to form a coating film; and forming a metal-containing layer on at least a part of the coating film. The composition contains a solvent, and a polymer having a first terminal structure and a second terminal structure in a single molecule. Each of the first terminal structure and the second terminal structure is at least one selected from the group consisting of a structure represented by formula (1) and a structure represented by formula (2). A1 and A2 each independently represent a monovalent group having a functional group capable of forming a chemical bond with a metal atom. L2 represents —S—, —NR—, or —NA22-, wherein A22 represents a monovalent group having a functional group capable of forming a chemical bond with a metal atom.
US11578229B2 Gelatin or pectin based antimicrobial surface coating material
The present invention relates to a gelatin or pectin based antimicrobial surface coating material. In the present invention, boron compounds are mixed with gelatin or pectin and a surface coating material in the form of a film is obtained. The said coating material can be used in all packaging industry requiring hygiene particularly in food industry. The invention enables packages to be antifungal, anticandidal and antibacterial.
US11578228B2 Filler composition indicating readiness to sand
A vehicle bond filler formulation is provided that includes a part A having curable resin and a monomer reactive diluent. A part B storage-separate, cure initiator package contains a free-radical cure initiator. At least one color changing dye adapted to change color upon mixing the part A and the part B and within ±5 minutes of cure of the curable resin to a sandable condition is present in either the part A or a separate part C, a guide coat colorant, or a combination thereof. A process of for repairing a vehicle body is also provided that includes mixing a part A containing the at least one color changing dye with the part B to form an internal guide coat mixture applied to a substrate of the vehicle body in need of repair. The mixture cures causing the color changing dye to the terminal change color within ±5 minutes of cure of the curable resin to a sandable condition.
US11578227B2 Waterproof wax, waterproof treatment method for splicing part of floorboards and splice floorboard
A waterproof wax, a waterproof treatment method for a splicing part of floorboards and a splice floorboard, relating to floorboards. The waterproof wax includes 60-85% by weight of a first paraffin, 1-15% by weight of a silicone resin, 10-20% by weight of ethylene glycol dimethacrylate, 2-5% by weight of amino silicone oil and 0.1-1% by weight of alkenyl succinate.
US11578223B2 Actinic radiation-curable inkjet ink, image forming method and image forming apparatus
An actinic radiation-curable inkjet ink according to the present invention contains an actinic radiation polymerizable compound and a linear styrene (meth)acrylic acid ester copolymer dissolved therein. The styrene (meth)acrylic acid ester copolymer has a softening point of 30 to 120° C., and a content of the styrene (meth)acrylic acid ester copolymer is 1 to 50 wt % based on a total mass of the actinic radiation-curable inkjet ink.
US11578220B2 Ink, ink accommodating unit, printing device and printing method
An ink contains water, Pigment Red 269, a compound represented by the following Chemical formula (1), and at least one of a silicone compound and an acetylene glycol compound, where the proportion of the compound represented by the following Chemical formula (1) to the Pigment Red 269 is 2.0 percent by mass or less:
US11578219B2 Spherical particles for preparing colored coatings
Colored coating compositions comprising a polymer binder and a sphere selected from porous metal oxide spheres formed from metal oxide particles and having an average porosity of from 0.10 to 0.90; polymer spheres formed from a multimodal distribution of polymer particles; or mixtures thereof, wherein the colored coating composition when dried, exhibits visible light absorbance at a wavelength range from 400 nm to 800 nm. The sphere has an average particle size diameter of from 1 micron to 5 microns, or from 3 microns to 5 microns and exhibits a structural color which may be angle-dependent or angle-independent.
US11578218B2 Multicolor dispersion and multicolor coating composition formed therefrom
A multicolor dispersion comprising a protective composition and two or more colorant dispersions, wherein the protective composition comprises (1) an aqueous dispersion of polymer particles comprising from 89% to 99.45% by weight, based on the total dry weight of the protective composition, of polymer particles, wherein said aqueous dispersion of polymer particles further comprises from 0.33% to 2% by weight, based on the total dry weight of the polymer, of an anionic stabilizer monomer represented by the following Formula I, wherein R1 is a linkage group between R2 and a vinyl group, R2 is ethylene or propene or butylene, n is from 0 to 50, M is a counter salt of potassium, sodium, ammonium or lithium; wherein said aqueous dispersion of polymer particles further comprises from 0.33% to 5% by weight, based on the total dry weight of the polymer, of a non-reactive anionic surfactant having an ethylene oxide chain length of less than 11; and (2) from 0.5% to 10% by weight, based on the total dry weight of the protective composition, of a clay.
US11578216B2 Antifouling article
An antifouling article including a base material, a diamond-like carbon layer and an antifouling coating layer formed of a surface-treating agent on the diamond-like carbon layer. The surface-treating agent includes a group having a carbon-carbon unsaturated bond, a group having a carbon-nitrogen unsaturated bond, or a leaving group.
US11578212B2 Thermal treatment of silicon particles
Silicon particles with a reduced and/or delayed propensity to generate hydrogen gas by reaction with water in aqueous inks for preparing lithium ion battery anodes are prepared by milling silicon, preferably in an oxidative atmosphere, followed by heat treating at an elevated temperature in vacuum or an inert atmosphere.
US11578211B2 Polymeric dispersants containing one or two quaternary amine anchoring groups with improved chemical and thermal stability
The present invention relates to a dispersant having a tertiary or quaternary amine anchoring group and a solubilizing polymer selected from C8-50 fatty acid; a C8-50 ak(en)yl substituted succinic acid, anhydride or partial ester; a dimer or trimer fatty acid; and/or polymers from repeating units of polyesters, polyethers, polyacrylate, polyamides, polyurethanes or mixtures of said repeating units in a random or blocky copolymer. The dispersants are an improvement in that the alkylene connecting group between the tertiary or quaternized amine and the solubilizing polymer lacks abstractable hydrogen atoms at the geminal carbon atom from the nitrogen of the tertiary or quaternized amine over the prior art. The dispersants are useful as dispersants with improved thermal stability and low amounts yellow color after aging at elevated temperatures.
US11578210B2 Asphalt binders containing a glyceride and fatty acid mixture and methods for making and using same
Asphalt binders and methods for making and using same. In at least one specific embodiment, the asphalt binder can include a bitumen and a glyceride and fatty acid mixture. The glyceride and fatty acid mixture can include one or more triglycerides, at least 1 wt % of one or more diglycerides, and at least 5 wt % of one or more fatty acids, based on the combined weight of the one or more triglycerides, the one or more diglycerides, and the one or more fatty acids. The asphalt binder can be made by combining a bitumen and a glyceride and fatty acid mixture. A paving composition can be made by combining a plurality of solids and the asphalt binder. A road can include a plurality of solids mixed with the asphalt binder.
US11578209B2 Room temperature moisture-curable silicone gel composition, and cured product and article therefrom
Provided is a room temperature moisture-curable silicone gel composition containing: (A) diorganopolysiloxane, both terminals of which are blocked by silanol groups; (B) hydrolysable organosilicon compound represented by Formula (2) and/or a partial hydrolysate thereof (where R2 is a monovalent hydrocarbon group, R3 is an alkyl group or a cycloalkyl group, and a is 2 or 3.); (C) a curing catalyst; and (D) a heat-resistant aid containing a homogeneous mixture of (D-a), (D-b), and (D-c) (where (D-a) is organopolysiloxane having a viscosity of 10-10,000 mPa·s at 25° C., (D-b) is carboxylate of cerium, and (D-c) is a titanium compound and/or a partial hydrolytic condensate thereof). This room temperature moisture-curable silicone gel composition can be a silicone gel cured product which has a small variation rate of low-stress properties evaluated by the index such as penetration even under heat-resistant conditions exceeding 230° C. and which has excellent heat-resistance.
US11578207B2 Interlayers comprising polyesteramide compositions
The present application discloses interlayers comprising novel polyesteramides comprising diols with tunable properties based on the monomers and monomer ratios used to prepare the polyesteramides and varying the reaction conditions. The interlayers have improved properties and can be used in many different applications.
US11578200B2 Oxygen-tight food container
The invention relates to a food packaging unit (20) comprising a food container (1) for receiving a liquid, pasty or free-flowing food. The injection-moulded, single-component, cup-shaped base body (2) of the food container surrounds, with a wall (5), a bottom (6) and an outwardly projecting collar (7), an opening (4) which is closed by a food-container-covering film (10) applied to the collar (7). The food container (1) is injection-moulded in a single layer from a polymer blend comprising two components, a first component of which being PVOH or a PVOH copolymer. The food-container-covering film (10), which can be applied to the plastic food container (1) in order to close the opening (4) by sealing, welding or adhesion, comprises a cellulose-containing layer which is coated with PVOH, or a PVOH polymer blend layer.
US11578192B2 Molded article
The present disclosure relates to a molded article provided with a resin part formed with a thermoplastic resin composition. The molded article is provided with a resin part formed with a thermoplastic resin composition. The thermoplastic resin composition containing a thermoplastic resin, cellulose, and an ionic compound, wherein a content of the cellulose is 1 to 100 parts by mass based on 100 parts by mass of the thermoplastic resin, and a content of the ionic compound is 0.001 times or more and less than 1.000 times the content of the cellulose.
US11578190B2 Resin composite having excellent soundproofing and mechanical properties
Disclosed are a resin composite having excellent soundproofing and mechanical properties, and a molded product including the same. The resin composite may include a resin composition, porous particles and a reinforcing material, and the molded product including the same include no volatile organic compounds (VOCs). As consequence, displeasure caused by generation of the VOCs and exhaust of toxic gas during combustion may be reduced thereby being environmentally friendly. Further, the resin composite and the molded product including the same demonstrate sufficient mechanical strength and may thus be directly applied to a housing or the like of an apparatus which generates noise without introduction of any additional soundproofing material. For example, the resin composite and the molded product may include a specific content of the porous particles having pores having a specific size to secure an appropriate volume fraction and may thus efficiently and economically block noise transmission.
US11578187B2 Natural crystalline colorant and process for production
A crystalline pigment or colorant composition having high color intensity and/or low sugar content, and methods and processes of preparation. The composition may comprise purified fruit and/or vegetable color juices.
US11578186B2 Polypropylene composition for use in BOPP application, a process for preparing BOPP films and said BOPP film
The invention relates to a composition comprising: a) a propylene homopolymer or propylene-ethylene copolymer having an ethylene content of at most 1.5 wt % based on the weight of the propylene-ethylene copolymer, said a propylene homopolymer or propylene-ethylene copolymer having: i) a Mw/Mn in the range of 4.0 to 12, wherein Mw stands for the weight average molecular weight and Mn stands for the number average molecular weight and wherein Mw and Mn are measured according to ASTM D6474-12; ii) an XS in the range from 1.0 to 8.0 wt %, wherein XS stands for the amount of xylene solubles which are measured according to ASTM D 492-10; and iii) a melt flow rate in the range of 1 to 10 dg/minas measured according to ISO1133:2011(2.16 kg/230° C.); b) a first additive, being one or more tocopherols and/or one or more tocotrienols; and c) a second additive, being an organic acid scavenger. The invention moreover relates to a biaxially oriented polypropylene (BOPP) film comprising said composition, to a process for the preparation of a biaxially oriented polypropylene (BOPP) film and to the use of the composition for the preparation of an article, preferably a BOPP film.
US11578185B2 Polyester resin composition, molded article, and composite molded article
A composite molded article obtained by laser welding molded article composed of a polyester resin composition having a crystallinity of 15% or more as calculated with fast scanning calorimetry by a calculation method, wherein the calculation method includes using fast scanning calorimetry, the polyester resin composition is heated from 30° C. to 260° C. at 10000° C./second, then maintained at 260° C. for 0.1 second, then cooled to 80° C. at 5000° C./second, maintained at 80° C. for 0.1 second, then cooled to −70° C. at 5000° C./second, and then heated to 260° C. at 1000° C./second, after which the curve obtained is used to calculate the crystallinity.
US11578181B2 Thermally expandable compositions
The present invention relates to a thermally expandable composition comprising at least one peroxidically crosslinking polymer which does not contain glycidyl (meth) acrylate as a monomer in copolymerized form; at least one polymer, which is polymerized with glycidyl (meth) acrylate as a monomer present in a proportion of from 2 to 20% by weight, based on the respective polymer; at least one peroxide; and at least one endothermic chemical propellant, moldings containing this composition, and a method for sealing and filling cavities in components, for reinforcing or stiffening components, in particular hollow components, and for bonding movable components using such molded bodies.
US11578180B2 Method of chemically modifying plastic surfaces
Disclosed herein are finished products, methods, compositions and kits for derivatizing plastic (e.g., “polymer”) surfaces in a manner that renders the surfaces appropriate for various downstream applications. For example, flow cells incorporating modified plastic surfaces provide greatly enhanced stability for retention of attached chemical species such as polypeptides and nucleic acids.
US11578177B2 Method for modifying polycarbonate
Provided is a method of modifying polycarbonate comprising blending the polycarbonate with composite particles, wherein the composite particles comprise (I) a crosslinked polyolefin core, and (II) a full or partial shell comprising polymerized units of one of more vinyl monomers.
US11578176B2 Silicone hydrogel contact lenses having non-uniform morphology
Described is a silicone hydrogel contact lens having non-uniform morphology. The contact lens may be made from a reactive mixture comprising: a silicone-containing component; a hydrophilic component; a non-reactive polymeric internal wetting agent; and a polymerization initiator, the contact lens having an oxygen permeability of at least about 60 barrers, and wherein the molar ratio in the lens of the polymeric non-reactive internal wetting agent to silicone, without a surface treatment, is greater in the lens's surface than in its bulk.
US11578172B2 Anchorage additive and methods for its preparation and use
A pressure sensitive adhesive composition includes (A) 0.1% to 5% an anchorage additive and (B) 95% to 99.9% of a silicone pressure sensitive adhesive composition. This pressure sensitive adhesive composition can be cured to form a pressure sensitive adhesive. When cured on a backing substrate, the resulting adhesive article is useful for protecting electronic devices during fabrication, shipping, and use.
US11578165B2 Methods of making foams exhibiting desired properties from aromatic polyester polyether polyols derived from polyethylene terephthalates and foams made therefrom
The disclosure relates to methods of making foams comprising aromatic polyester polyether polyol materials derived from the transesterification of polyethylene terephthalate with either glycerin or trimethylolpropane, wherein each of these triols, independently, has a degree of ethoxylation of from 1 to 9. Uses of the foams are further disclosed. The disclosure further relates to selection of blowing agents suitable to generate a selected end use case. Yet further, the disclosure relates to selection of end uses, properties, and environmental profiles of the foams generated according to the methods herein, and selecting formulation variables suitable to obtain the foams.
US11578163B2 Hydrolysis-resistant, CO2-permeable block copolymer
The invention relates to a block copolymer comprising at least one rigid polyamide block and at least one flexible block, characterized in that the flexible block has an NH2/OH ratio of concentrations of amine chain ends to alcohol chain ends which is within the range from 30 to 150, said concentrations being measured by 1H NMR (TFanh./CD2Cl23). The invention also relates to the use of a flexible block for manufacturing a copolymer containing polyamide blocks and flexible blocks that is both hydrolysis-resistant and CO2-permeable, with a permeability to CO2 of at least 10 000 cm3/m2/24 h/atm for a 25 μm film of said copolymer, characterized in that said flexible block has a ratio of amine chain ends to acid chain ends which is within the range from 30 to 150.
US11578162B2 Curable compositions for pressure-sensitive adhesives
Curable compositions, cured compositions, articles containing the curable or cured compositions, and methods of making the articles are provided. More particularly, the curable compositions contain a (meth)acrylate-based polymer having pendant (meth)acryloyl groups, at least one monomer having a single ethylenically unsaturated group, a photoinitiator that includes an acyl phosphine oxide, and a thixotropic agent. The curable compositions can be printed or dispensed, if desired, and the cured compositions are pressure-sensitive adhesives.
US11578156B2 Dual metallocene polyethylene with improved processability for lightweight blow molded products
Ethylene-based polymers having a density of 0.952 to 0.968 g/cm3, a ratio of HLMI/MI from 185 to 550, an IB parameter from 1.46 to 1.80, a tan δ at 0.1 sec−1 from 1.05 to 1.75 degrees, and a slope of a plot of viscosity versus shear rate at 100 sec−1 from 0.18 to 0.28 are described, with low melt flow versions having a HLMI from 10 to 30 g/10 min and a Mw from 250,000 to 450,000 g/mol, and high melt flow versions having a HLMI from 30 to 55 g/10 min and a Mw from 200,000 to 300,000 g/mol. These polymers have the processability of chromium-based resins, but with improved stress crack resistance and topload strength for bottles and other blow molded products.
US11578149B2 Ammonia-based, imide-containing resin cuts of styrene-maleic resins
A process of preparing an aqueous solution of a cycloimide-containing polymer includes heating an aqueous solution of a cycloanhydride-containing polymer with a first neutralizing agent at a ratio of cycloanhydride to neutralizing agent of about 1:1 to about 1:1.5 at a temperature and for a time sufficient to form the aqueous solution of the cycloimide-containing polymer having a cycloimide to acid group ratio of about 1:2 to about 1.5:2.
US11578148B2 Metal complex comprising amidine and thiophene fused cyclopentadienyl ligands
A metal complex of the formula (1) TCyLMZp (1), wherein M is a group 4 metal, Z is an anionic ligand, p is the number 1 or 2, TCy is a thiophene-fused cyclopentadienyl-type ligand of the formula (2) is described. Methods of making and using the metal complex are also described.
US11578141B2 Bispecific antibodies against HER2 and CD3
Bispecific antibodies which comprise one antigen-binding region binding to an epitope of human epidermal growth factor receptor 2 (HER2) and one antigen-binding region binding to human CD3, and related antibody-based compositions and molecules, are disclosed. Pharmaceutical compositions comprising the antibodies and methods for preparing and using the antibodies are also disclosed.
US11578139B1 Antibodies against ENPP3 and uses thereof
Disclosed herein are antibodies against ENPP3 and uses thereof, specifically monoclonal antibodies against ENPP3, bispecific antibodies against ENPP3 and CD3, nucleic acids including nucleotide sequences encoding the antibodies, vectors including the nucleic acids, and host cell including the nucleic acids or the vectors. Also disclosed are pharmaceutical compositions and conjugates including the antibodies, and therapeutic methods for using the antibodies.
US11578134B2 Human bladder cancer marker AG-CD71 and antibody ABC71 and application thereof
A novel human bladder cancer marker AG-CD71 and a monoclonal antibody ABC71 for preventing AG-CD71 are provided. The human bladder cancer marker AG-CD71 is an abnormal glycosylated transferrin receptor TFRC; the abnormal glycosylated transferrin receptor TFRC refers to the TFRC carrying a saccharide structure Fucal-4(GlcNAcbl-3)[6OSO3]GlcNAc as an epitope. Also provided is an antibody for the human bladder cancer marker AG-CD71; the antibody is the monoclonal antibody ABC71 specific for the human bladder cancer AG-CD71; the monoclonal antibody is secreted from the hybridoma cell strain the preservation number of which is CGMCC No. 14312.
US11578133B2 Antibodies targeting CD137 and methods of use thereof
The present invention relates generally to an isolated antibody which specifically binds human CD137, and pharmaceutical compositions and methods of use thereof, a nucleic acid comprising a nucleotide sequence encoding said antibody, a vector comprising said nucleic acid, a host cell comprising said nucleic acid or said vector, and a method of producing said antibody.
US11578132B2 Method for producing B cell population and method for producing monoclonal antibody using same
It is an object of the present invention to provide a method for efficiently producing a B cell population comprising B cells that recognize a specific antigen. According to the present invention, provided is a method for producing a B cell population, comprising: a step (c) of culturing a cell population comprising B cells together with a specific antigen in the absence of IL-21, in the absence of IL-4, and in the presence of a cytokine other than IL-21 and IL-4, while giving stimulation mediated by CD40 and a BAFF receptor to the cells; and a step (d) of culturing the cell population comprising B cells, while giving stimulation mediated by has to the cells, so as to obtain a B cell population comprising B cells that recognize the specific antigen.
US11578129B2 LRP5 and PD-1 antagonist anticancer combination therapy
The invention describes anti-cancer therapies comprising using an LRP5 antagonist in combination with an anti-PD1 antibody, each as described herein.
US11578128B2 Anti-CTLA4 and anti-PD-1 bifunctional antibody, pharmaceutical composition thereof and use thereof
An anti-CTLA4 (cytotoxic T lymphocyte associated antigen 4) and anti-PD-1 (programmed cell death 1) bifunctional antibody. a pharmaceutical composition thereof and use thereof. Particularly, the anti-CLTA4 and anti-PD-1 bifunctional antibody comprises a first protein functional domain that targets PD-1 and a second protein functional domain that targets CTLA-4. The bifunctional antibody can bind to CTLA-4 and PD-1 specifically, relieve immunosuppression of CTLA4 and PD-1 on an organism specifically, activate T lymphocytes, and thus has good application prospects.
US11578126B2 Chimeric antigen receptor (CAR) comprising a CD19-binding domain
There is provided a chimeric antigen receptor (CAR) comprising a CD19-binding domain which comprises a) a heavy chain variable region (VH) having complementarity determining regions (CDRs) with the following sequences: CDR1—GY-AFSSS (SEQ ID No. 1); CDR2—YPGDED (SEQ ID No. 2) CDR3—SLLYGDYLDY (SEQ ID No. 3); and b) a light chain variable region (VL) having CDRs with the following sequences: CDR1—SASSSVSYMH (SEQ ID No. 4); CDR2—DTSKLAS (SEQ ID No. 5) CDR3—QQWNINPLT (SEQ ID No. 6). There is also provided a cell comprising such a CAR, and the use of such a cell in the treatment of cancer, in particular a B cell malignancy.
US11578122B2 IPTG-free induction process for expression of biosimilar rHu Ranibizumab antibody fragment using E. coli
The present invention provides an improved process for inducing the expression of the light chain and heavy chain of the said rHu biosimilar Ranibizumab by employing natural sugars such as lactose and galactose. The replacement of IPTG with natural sugars overcomes the regulatory limitation of synthetic element trace contamination in the final drug substance and reduces the burden on the recombinant host cell.
US11578121B2 Anti-EGF like domain multiple 6 (EGFL6) antibodies
The invention relates to anti-EGF like domain multiple 6 antibody (anti-EGFL6 antibody) and cancer detection (or diagnosis) and treatment using the anti-EGFL6 antibody. The present invention creates anti-EGFL6 antibodies, particularly, a single-chain antibody fragments (scFv) and humanized antibody, which have ability in binding to EGFL6 and in inhibiting angiogenesis and cancer cell growth.
US11578120B2 Anti-Tau antibodies and uses thereof
Provided herein are antibodies that specifically bind Tau and methods of using the same.
US11578112B2 Long-acting adrenomedullin derivative conjugated with Fc region of immunoglobulin
The invention provides a novel adrenomedullin derivative sustainable for a long period which is capable of substantially suppressing unwanted side effects while maintaining pharmacological effects of adrenomedullin. An aspect of the invention relates to a compound represented by formula (I): [wherein A is an Fc region of an immunoglobulin, B is a peptide moiety derived from adrenomedullin or a modified form thereof with adrenomedullin activity, and L is a linking group comprising a peptide having any given amino acid sequence] or a salt thereof, or a hydrate thereof. Another aspect of the invention relates to a method for producing the compound represented by formula (I), and a medicament comprising the compound as an active ingredient. A-L-B  (I).
US11578109B2 Universal vaccine based on shared tumor neoantigens for prevention and treatment of micro satellite instable (MSI) cancers
This invention relates to a method of selecting a collection of frame-shift peptides (CFSPs) to produce a universal cancer vaccine peptide collection (CVP) for prophylaxis and treatment of patients with hereditary and sporadic micro-satellite instability (MSI) tumors. This invention relates as well to a method of producing a CVP by selecting a subset of frame-shift peptides (FSPs) from the CFSP and optionally modifying the FSP's amino acid (aa) sequence to generate modified FSPs (mFSPs). The invention further relates to nucleic acid collections encoding a CVP of FSPs and/or mFSPs in one or more vaccine vectors that can be used also simultaneously. These CVPs, nucleic acids and vectors are used for the prophylaxis or treatment of MSI cancers.
US11578108B2 Amphiphysin-I mutant having anti-senescence activity and use thereof
Disclosed are an amphiphysin-I mutant having anti-senescence activity and the use thereof. More particularly, disclosed are an amphiphysin-I mutant (AMPH-I) wherein valine (V), which is the 392nd amino acid in the amino acid sequence of amphiphysin-I (AMPH-I) represented by SEQ ID NO: 1, is substituted with glycine (G), a composition for suppressing aging and cellular senescence containing the amphiphysin-I mutant as an active ingredient, a pharmaceutical composition for preventing or treating senescence or a senescence-associated disease, a method for suppressing aging and cellular senescence, and a method for screening an inhibitor for aging and cellular senescence. The amphiphysin-I mutant is capable of suppressing both promotion of aging and cellular senescence and reduction of endocytosis caused by suppression of expression of βPIX (PAK1-interacting exchange factor beta), of preventing cleavage of the amphiphysin-I protein caused by calpain, a protease involved in aging and cellular senescence caused by suppressed βPIX expression, and of suppressing the expression of aging and cellular senescence indicators. Thus, the amphiphysin-I mutant is effectively used as a novel therapeutic agent for senescence or senescence-associated diseases.
US11578103B2 Nucleic acids encoding Zika virus-like particles and their use in Zika virus vaccines and diagnostic assays
Transcriptional units encoding Zika virus (ZIKV) premembrane (prM) and envelope (E) proteins, which upon translation form Zika virus-like particles (VLPs), are described. Use of the transcriptional units and VLPs in three different ZIKV vaccine platforms is described. Immunoassay-based detection methods using ZIKV VLPs are described for the diagnosis of ZIKV infection.
US11578101B2 Proteasome inhibitors
Unique compounds useful for inhibiting a proteasome in a cell, pharmaceutical compositions and methods of their use are provided herein.
US11578099B2 Compositions and methods for removal of detergents from aqueous solutions
Compositions and methods are described in which a primary detergent or surfactant in an aqueous solution is removed by the addition of a secondary detergent or surfactant in concentrations that exceed the critical micellar concentration (CMC) of the secondary detergent or surfactant. These compositions and methods are particularly applicable to protein-containing solutions. Typical primary detergents/surfactants include polysorbate 20, polysorbate 80, and Triton X-100. Suitable secondary detergents or surfactants can be ionic, nonionic, or zwitterionic. Typical secondary detergents/surfactants include, but are not limited to, galactoside detergents (e.g. octyl-β-galactoside), glucamide detergents (e.g. MEGA 8, MEGA 9, MEGA 10), cholamide detergents (e.g. CHAPS, CHAPSO, BIGCHAPS), and sulfobetaine detergents (such as sulfobetaine 3-10).
US11578094B2 Charge-tagged nucleotides and methods of use thereof
Provided is a method including detecting an incorporation of a labelled nucleotide into a nascent polynucleotide strand complementary to a template polynucleotide strand by a polymerase, wherein the polymerase is tethered to a solid support conductive channel by a tether and the labelled nucleotides is a compound of Formula I:
US11578093B2 Protected fluorescent reagent compounds
Protected fluorescent reagent compounds and their methods of synthesis are provided. The compounds are useful in various fluorescence-based analytical methods, including the analysis of highly multiplexed optical reactions in large numbers at high densities, such as single molecule real time nucleic acid sequencing reactions. The compounds contain fluorescent dye elements, that allow the compounds to be detected with high sensitivity at desirable wavelengths, binding elements, that allow the compounds to be recognized specifically by target biomolecules, and protective shield elements, that decrease undesirable contacts between the fluorescent dye elements and the bound target biomolecules and that therefore decrease photodamage of the bound target biomolecules by the fluorescent dye elements.
US11578090B2 Nucleic acid-polypeptide compositions and uses thereof
Disclosed herein are compositions and pharmaceutical formulations that comprise a binding moiety conjugated to a modified polynucleic acid molecule and a polymer. Also described herein include methods for treating a cancer which utilize a composition or a pharmaceutical formulation comprising a binding moiety conjugated to a polynucleic acid molecule and a polymer.
US11578089B2 Luminescent metal halide perovskites and methods
Nanoscale metal halide perovskites are provided. The nanoscale metal halide perovskites may have a 2D structure, a quasi-2D structure, or a 3D structure. Methods also are provided for making the nanoscale metal halide perovskites. The color emitted by the nanoscale metal halide perovskites may be tuned.
US11578086B2 Organic molecules for use in optoelectronic devices
An organic molecule is disclosed having a structure of Formula I: wherein X is O or S; Y is O or S; R1 is selected from the group consisting of: hydrogen, deuterium, C1-C5-alkyl, which is optionally substituted with one or more substituents R5; C6-C60-aryl, which is optionally substituted with one or more substituents R5; and C3-C57-heteroaryl, which is optionally substituted with one or more substituents R5.
US11578084B2 Condensed ring compounds having dopamine D3 receptor antagonistic effect
Novel compounds having a D3 receptor antagonistic effect are provided.The compound represented by Formula (IA)′: wherein A is S or O; R1a is substituted or unsubstituted alkyloxy or the like, R2a to R2d are each independently hydrogen atoms or the like, ring B is a 4- to 8-membered non-aromatic carbocycle or the like, R3 is each independently halogen or the like, r is an integer of 0 to 4, R4 is substituted or unsubstituted aromatic heterocyclyl or the like, or a pharmaceutically acceptable salt thereof.
US11578081B1 Crystal form as inhibitor of ACC1 and ACC2, and preparation method therefor and use thereof
Disclosed are a crystal form (I) as an inhibitor of ACC1 and ACC2, a preparation method therefor, and the use thereof in the preparation of a drug as an inhibitor of ACC1 and ACC2.
US11578078B2 Heterocyclic RIP1 inhibitory compounds
Disclosed herein are kinase inhibitory compounds, such as a receptor-interacting protein-1 (RIP1) kinase inhibitor compounds, as well as pharmaceutical compositions and combinations comprising such inhibitory compounds. The compounds may have a structure according to Formula I The disclosed compounds, pharmaceutical compositions, and/or combinations may be used to treat or prevent a kinase-associated disease or condition, particularly a RIP1-associated disease or condition.
US11578071B2 Preparation of pyrazolo[3,4-B]pyridines as antimalarials
The present invention relates to pyrazolo[3,4-b]pyridine compounds. The present invention further relates to methods for inhibiting Plasmodium comprising contacting Plasmodium with pyrazolo[3,4-b]pyridine compounds described herein. Also described herein are methods of treating malaria comprising administering pyrazolo[3,4-b]pyridine compounds to a subject in need thereof.
US11578067B2 Compound, and method for producing regulatory T cells
Provided are a novel compound having CDK8 and/or CDK19 inhibitory activity, and a production method for Tregs. The treatment of T cells with a CDK8 and/or CDK19 inhibitor induces Foxp3 in the T cells. Foxp3+ T cells can be induced by treating Foxp3− T cells with the CDK8 and/or CDK19 inhibitor in vitro. Thus, Tregs can be induced.
US11578065B2 Organic electroluminescence device
An organic EL device is provided, including at least an anode, a hole transport layer, a light-emitting layer, an electron transport layer, and a cathode in this order, wherein the hole transport layer contains an arylamine compound represented by the following formula (1), wherein Ar1 to Ar8 and n1 are defined in the specification, and the electron transport layer contains a compound having a benzoazole ring structure represented by the following formula (2), wherein Ar9, Ar10, X, Y1, Z1 and Z2 are defined in the specification.
US11578061B2 Inhibitors of LRRK2 kinase
Compounds having activity as inhibitors of LRRK2 kinase are provided. The compounds have Structure (I): or a pharmaceutically acceptable salt, stereoisomer or prodrug thereof, wherein A, B, R1a, R1b, R2, and L are as defined herein. Methods associated with preparation and use of such compounds, pharmaceutical compositions comprising such compounds and methods to modulate the activity of LRRK2 kinase are also provided.
US11578059B2 KDM1A inhibitors for the treatment of disease
The present disclosure relates to compounds and methods which may be useful as inhibitors of KDM1A for the treatment or prevention of diseases. Methods of inhibition of KDM1A, methods of increasing gamma globin gene expression, and methods to induce differentiation in cancer cells in a human or animal subject are also provided for treatment of disease such as acute myelogenous leukemia.
US11578058B2 Heterocyclic compounds for inhibiting TYK2 activities
The present invention is directed to Compounds 1-8, and their pharmaceutically acceptable salts or prodrugs thereof. Compounds 1-8 are selective binders to TYK2's JH2 and they exhibit significant inhibitory effects on the physiological function of TYK2 and they have excellent in vivo pharmacokinetic properties. Compounds 1-5 and 7 have several deuterium substitutions on methyl to improve pharmacokinetic (PK) properties.
US11578056B2 Solid forms comprising (S)-2-(2,6-dioxopiperidin-3-yl)-4-((2-fluoro-4-((3-morpholinoazetidin-1-yl)methyl)benzyl)amino)isoindoline-1,3-dione and salts thereof, and compositions comprising and methods of using the same
Provided herein are formulations, processes, solid forms and methods of use relating to salts of and solid forms comprising free base or salts of (S)-2-(2,6-dioxopiperidin-3-yl)-4-((2-fluoro-4-((3-morpholinoazetidin-1-yl)methyl)benzyl)amino)isoindoline-1,3-dione.
US11578051B2 Thiophene carboxamide derivative and plant disease control agent comprising same
The present invention provides a thiophene carboxamide compound of the following General Formula (I), which is a novel fluorine-substituted biphenyl carboxamide-based compound, and provides a useful compound, as an agricultural and horticultural plant disease control agent, exhibiting an excellent control effect at a low dose. wherein, R, R1, R2, R3, Xm, and Y are each as defined in the specification.
US11578049B2 Benzoic acid compound and method for preparing the same
A compound represented by formula I or II. X represents a mono substituent on a benzene ring, and is selected from —H, —I, —Br, —Cl, —F, —CN, an amino, and a derivative thereof; R1 is a C2-10 alkyl, C2-10 alkyl substituted by cyclopropane or fluorine, except n-butyl; and M is an amine ion or metal ion.
US11578046B2 Process for the conversion of a solid lignocellulosic material
A process includes the following steps: a) converting a solid material containing hemicellulose, cellulose and lignin, by: (i) hydrolyzing at least part of the hemicellulose of the solid material with a first aqueous hydrochloric acid solution, yielding a remaining solid material and a hydrochloric acid-containing, aqueous, first hydrolysate product solution; (ii) hydrolyzing at least part of the cellulose of the remaining solid material with a second aqueous hydrochloric acid solution, yielding a residue and a hydrochloric acid-containing, aqueous, second hydrolysate product solution; (b) forwarding to step (c) a, hydrochloric acid-containing, aqueous intermediate product solution comprising: a part of or the whole of the hydrochloric acid-containing, aqueous first and/or second hydrolysate product solution of step (a); and (c) heating at least part of the hydrochloric acid-containing, aqueous intermediate product solution to yield a product solution containing 5-(chloromethyl)furfural, and extracting the 5-(chloromethyl)furfural from the product solution into an extraction solvent.
US11578040B2 [5]Helicene derivatives as molecular reporters for diagnostic applications and methods of synthesis therefor
The present invention provides the methods of synthesis of [5]helicene compounds and the use of the said compounds conjugating with biomolecules to work as molecular reporter for diagnostic. The compounds in the present invention have the chemical structure illustrated in the formula (1): wherein G is a connecting group composes of 2 carbon atoms selected from the group consisting of ethane and ethylene; A is a separated or connected group selected from the group consisting of cyano and imide; D1 is selected from the group consisting of oxyalkanoic acid, oxyalkanal and oxyalkanesulfonate; and D2 has structure selected from the group consisting of hydroxyl, oxyalkanoic acid, oxyalkanal, alkyl oxyalkanoate, oxyalkanol and oxyalkanesulfonate. The compounds in the present invention compose of aromatic [5]helicene core comprising long it-conjugating system. The said compounds contain functional groups which able to link with biomolecules and they are soluble in water or other solvents that used in binding process with biomolecules. Moreover, owing to having proper chemical structure, the compounds in the present invention exhibit good fluorescent emission in wavelength of 425-675 nm. When the said compounds connected with biomolecules, the biomolecules give good fluorescence and can be detected under ultraviolet radiation.
US11578039B2 Compounds
The present invention relates to compounds of formula I, or pharmaceutically acceptable salts thereof, as well as compositions comprising such compounds. These compounds and compositions have uses in the treatment of psychiatric or neurological disorders. Compounds of formula I comprise at least one deuterium atom at the α-position and consequently have improved oral bioavailability relative to α-diprotic analogues.
US11578033B1 Electrochemical sensor for detection of heavy metal ions, and methods of preparation thereof
A surface modified electrode and a method of preparing the surface modified electrode are provided. The surface modified electrode includes a glassy carbon electrode and a coating of a compound of formula I disposed on the glassy carbon electrode. The present disclosure also relates to a method of preparing the surface modified electrode. The method includes depositing a slurry of the compound of Formula I on the glassy carbon electrode to form a film and coating a polymer matrix on the film to obtain the surface modified electrode. The present disclosure also relates to a method of preparing the compound of Formula I. The method includes condensing 4-bromobenzaldehyde (4-BBD) and 4-methyl-benzenesulphonylhydrazine (4-MBSH), to obtain a first mixture and precipitating the first mixture to obtain the compound of Formula I. The surface modified electrode is used in an electrochemical sensor for the detection of metal ions.
US11578031B2 Dissymmetric N,N-dialkylamides used particularly for separating uranium(VI) from plutonium(IV), synthesis thereof and uses of same
A dissymmetric RN,N-dialkylamides of formula (I) in which: R1 represents a linear C1 to C4 alkyl, R2 represents a linear C1 to C10 alkyl, and R3 represents a linear or branched C6 to C15 alkyl, where R3 is different from a n-octyl, n-decyl, n-dodecyl, 2-ethylhexyl and 2-ethyloctyl group when R1 represents a n-butyl group and R2 represents an ethyl group. A method for synthesising the N,N-dialkylamides, and uses of same for extracting uranium and/or plutonium from an aqueous acid solution or for fully or partially separating the uranium from the plutonium contained in an aqueous acid solution and a solution resulting from the dissolution of spent nuclear fuel in nitric acid. A method for treating an aqueous solution resulting from the dissolution of spent nuclear fuel in nitric acid, which allows the uranium and the plutonium contained in the solution to be extracted, separated and decontaminated in a single cycle.
US11578029B2 Method for the production of 2,4-dihydroxybutyric acid
Methods for the production of 2,4-dihydroxybutyrate (2,4-DHB) from erythrose and other four-carbon sugars are disclosed. The improved methods facilitate the production of 2,4-DHB that is a precursor for biorenewable and animal nutrition chemicals among others.
US11578028B2 Surfactant composition
The polymerization stability and the chemical stability and the water resistance of resin films are improved. A surfactant composition according to an embodiment contains a surfactant (A) represented by general formula (1) and an anionic surfactant (B) having a hydrophobic group different from that of the surfactant (A). In the formula, R1 represents one or two groups selected from groups below, D1 represents a polymerizable unsaturated group represented by chemical formula D1-1 or D1-2 below, R2 represents a hydrogen atom or a methyl group, m1 and m2 represent 1 to 2, A1 represents an alkylene group with 2 to 4 carbon atoms, and m3 represents 1 to 100.
US11578024B2 Method for refining bio-based propylene glycol
The invention provides a process for refining bio-based propylene glycol, wherein impurities having boiling points close to that of propylene glycol are separated. In this process, C5-C20 oleophilic alcohol compounds, C5-C20 alkanes and/or C4-C20 oleophilic ketone compounds are subjected to azeotropism as an azeotropic solvent together with the bio-based propylene glycol to obtain an azeotrope containing propylene glycol. Then the azeotropic solvent in the azeotrope is separated to obtain a crude propylene glycol which is further purified to obtain propylene glycol.
US11578023B2 Method and catalyst for producing methylbenzyl alcohol from ethanol by catalytic conversion
The present invention relates to methods and catalysts for producing methylbenzyl alcohol from ethanol by catalytic conversion, and belongs to the field of chemical engineering and technology. The present invention develops a route of producing methylbenzyl alcohol starting from green and sustainable ethanol and provide corresponding catalysts used for the catalytic conversion route. This innovative reaction route has several advantages, such as, simple process, eco-friendly property, and easy separation of products, as compared with a traditional petroleum-based route. This present route has a reaction temperature of 150-450° C. and total selectivity of 72% for methylbenzyl alcohol, and has good industrial application prospect. The innovation of this patent comprises the catalysts synthesis and the reaction route.
US11578016B1 Olefin production via dry reforming and olefin synthesis in a vessel
A system and method for producing olefin via dry reforming and olefin synthesis in the same vessel, including providing feed including methane and carbon dioxide to the vessel, converting methane and carbon dioxide in the vessel into syngas (that includes hydrogen and carbon monoxide) via dry reforming in the vessel, and cooling the syngas via a heat exchanger in the vessel. The method includes synthesizing olefin from the syngas in the vessel, wherein the olefin includes ethylene, propylene, or butene, or any combinations thereof.
US11578014B1 Process for preparing pyrophoric foam granules
The present invention is directed to preparing pyrophoric foam granules having a specific infrared signature comprising the steps of (a) mixing a composition comprising a metal salt, carbohydrate, and wetting agent into a homogenous paste, (b) extruding the composition into strands, (c) cutting or spheronizing the strands into a predetermined size or length based on a specific thermal or infrared response to produce pyrophoric foam granules and (d) activating the granules by heating the composition at elevated temperatures under an inert or reducing atmosphere until the matrix is carbonized and the metal salt is reduced.
US11578005B2 Dense sintered product
Sintered product having a relative density of greater than 90%, with, to more than 80% of the volume thereof, a stack of flat ceramic platelets, the assembly of the platelets having a mean thickness of less than 3 μm, having a width of greater than 50 mm, and including more than 20% of alumina, as a percentage on the basis of the weight of the product. The width of the product is the largest dimension measured in the plane in which the length of the product is measured, along a direction perpendicular to the direction of the length. The length of the product is the largest dimension thereof in a plane parallel to the general plane in which the platelets extend.
US11578004B2 Methods and apparatus for depositing materials on a continuous substrate
Methods and apparatus for depositing material on a continuous substrate are provided herein. In some embodiments, an apparatus for processing a continuous substrate includes: a first chamber having a first volume; a second chamber having a second volume fluidly coupled to the first volume; and a plurality of process chambers, each having a process volume defining a processing path between the first chamber and the second chamber, wherein the process volume of each process chamber is fluidly coupled to each other, to the first volume, and to the second volume, and wherein the first chamber, the second chamber, and the plurality of process chambers are configured to process a continuous substrate that extends from the first chamber, through the plurality of process chambers, and to the second chamber.
US11578002B2 Ceramic slurries with photoreactive-photostable hybrid binders
Ceramic slurries may include ceramic particles, a photoreactive-photostable hybrid binder, and a photoinitiator. The photoreactive-photostable hybrid binder may include a photoreactive organic resin component, a photoreactive siloxane component, and one or more photostable siloxane components. Methods of forming a ceramic part may include curing a portion of a ceramic slurry by exposing the portion of the ceramic slurry to light to form a green ceramic part, and partially firing the green ceramic part to form a brown ceramic part. The brown ceramic part may be sintered at or above a sintering temperature of the ceramic particles to form a ceramic part, wherein sintering includes heating the brown ceramic part to a sufficient temperature to promote reaction bonding that converts silica from the photoreactive-photostable hybrid binder into silicates that bond with the ceramic particles.
US11577999B2 Ultra stable structural laminate
An ultra-stable structural laminate with fire resistance and a lateral nail pull strength from 44 to 300 pounds of force and an insulation R value from 1 to 40, the ultra-stable structural laminate of a cementious material with a nano-molecular veneer and a foam component catalytically reacted into an expanded closed cell foam having a thickness from ⅛th inch to 8 inches, a density from 1.5 pounds/cubic foot to 3 pounds/cubic foot that self-adheres to the cementitious material forming an ultra-stable structural laminate with fire resistance and a lateral nail pull strength from 44 pounds to 300 pounds of force, an insulation R value from 1 to 40, a resistance to seismic impact for earthquakes over 3.1 on the Richter Scale, a break point from 7 lbs/inch to 100 lbs/inch; and a resistance to wind shear equivalent to a 15 mph downburst.
US11577997B2 Work method to design extended life slurries
A method may include comprising: defining engineering parameters of a proposed cement slurry, the engineering parameters comprising at least a compressive strength requirement, a density requirement, a storage time requirement, and a thickening time requirement; selecting, based at least in part on a model of compressive strength, a model of storage time, and the density requirement, at least a cement and mass fraction thereof, at least one supplementary cementitious material and mass fraction thereof, and a water and mass fraction thereof, such that a set cement formed from the cement, the at least one supplementary cementitious material, and the water meets or exceeds the compressive strength requirement and the density requirement; selecting, based at least in part on a model of thickening time, an accelerator and mass fraction thereof; and preparing a cement slurry comprising the cement and mass fraction thereof, the at least one supplementary cementitious material and mass fraction thereof, the water and mass fraction thereof, and the cement retarder and mass fraction thereof.
US11577992B2 Methods and apparatus for forming shaped articles, shaped articles, methods for manufacturing liquid lenses, and liquid lenses
A method includes depositing a surface modification layer on sidewalls of a plurality of cavities of a shaped article. The surface modification layer is formed from a glass material including a mobile component. The shaped article is formed from a glass material, a glass ceramic material, or a combination thereof. At least a portion of the mobile component is migrated from the surface modification layer into surface regions of the sidewalls of the shaped article, whereby subsequent to the migration, the surface regions have a reduced annealing point compared to a bulk of the shaped article. The surface modification layer and the surface regions of the sidewalls are reflowed. A surface roughness of the surface modification layer disposed on the sidewalls following the reflowing is less than a surface roughness of the sidewalls prior to the depositing.
US11577990B2 Glass fiber and method for producing same
Provided is a glass fiber having a low spinning temperature and a low liquidus temperature, and besides, having a large difference between the liquidus temperature and the spinning temperature, and a method of manufacturing the same. The glass fiber of the present invention includes as a glass composition, in terms of mass % on an oxide basis, 50% to 65% of SiO2, 0% to 3% of Al2O3, 0% to 1% of MgO, 0% to less than 0.7% of CaO, 0% to 1% of Li2O, 10% to 20% of Na2O, 0% to 2% of K2O, 6% to 10% of TiO2, and 15% to 20% of ZrO2, and has a value for (Na2O+K2O)/(MgO+CaO) of 6.0 or more.
US11577988B2 Borosilicate glasses with low alkali content
According to one embodiment, a glass may include from about 50 mol. % to about 70 mol. % SiO2; from about 12 mol. % to about 35 mol. % B2O3; from about 4 mol. % to about 12 mol. % Al2O3; greater than 0 mol. % and less than or equal to 1 mol. % alkali metal oxide, wherein Li2O is greater than or equal to about 20% of the alkali metal oxide; from about 0.3 mol. % to about 0.7 mol. % of Na2O or Li2O; and greater than 0 mol. % and less than 12 mol. % of total divalent oxide, wherein the total divalent oxide includes at least one of CaO, MgO and SrO, and wherein a ratio of Li2O (mol. %) to (Li2O (mol. %)+(Na2O (mol. %)) is greater than or equal 0.4 and less than or equal to 0.6. The glass may have a relatively low high temperature resistivity and a relatively high low temperature resistivity.
US11577987B2 Ion-exchangeable mixed alkali aluminosilicate glasses
A glass composition includes from 55.0 mol % to 75.0 mol % SiO2; from 8.0 mol % to 20.0 mol % Al2O3; from 3.0 mol % to 15.0 mol % Li2O; from 5.0 mol % to 15.0 mol % Na2O; and less than or equal to 1.5 mol % K2O. The glass composition has the following relationships: Al2O3+Li2O is greater than 22.5 mol %, R2O+RO is greater than or equal to 18.0 mol %, R2O/Al2O3 is greater than or equal to 1.06, SiO2+Al2O3+B2O3+P2O5 is greater than or equal to 78.0 mol %, and (SiO2+Al2O3+B2O3+P2O5)/Li2O is greater than or equal to 8.0. The glass composition may be used in a glass article or a consumer electronic product.
US11577984B2 Method for manufacturing optical fiber preform, optical fiber preform, method for manufacturing optical fiber, and optical fiber
A method for manufacturing an optical fiber preform includes: producing a core preform including a core portion made of transparent glass and a first cladding layer obtained by adding fluorine to the core portion; and forming, on an outer periphery of the first cladding layer, a second cladding layer made of glass having a refractive index higher than that of the first cladding layer. Further, a refractive index profile is formed in the first cladding layer due to a fluorine concentration profile, the refractive index profile being provided at least near a boundary surface with the second cladding layer and having a profile such that a refractive index difference between a refractive index of the first cladding layer and a refractive index of the second cladding layer decreases in accordance with a reduction in a distance from the boundary surface with the second cladding layer.
US11577983B2 Adjustable fume tube burner
A method of forming an optical fiber preform includes the steps: igniting a burner having a fume tube assembly to produce a first spray size of silicon dioxide particles; depositing the silicon dioxide particles on a core cane to produce a soot blank; and adjusting an effective diameter of an aperture of the fume tube assembly to produce a second spray size of the silicon dioxide particles. The second spray size is larger than the first spray size.
US11577982B2 Method to prevent cracks in optical fiber preforms
The present disclosure provides optical fiber preforms formed from core canes having large core-clad ratio, intermediate core-cladding assemblies, and methods for making the preforms and core cladding assemblies. The preforms are made with capped core canes. The capping material has a coefficient of thermal expansion less than the coefficient of thermal expansion of the core cane and more closely matched to or lower than the coefficient of thermal expansion of the surrounding cladding monolith in a cane-in-soot process. Presence of the cap reduces stresses that arise from differential thermal expansion of the core cane and cladding materials and leads to preforms having low defect concentration and low probability of failure during subsequent thermal processing steps.
US11577980B2 Coating on mold for glass molding and a preparation method and applications thereof
Disclosed is a coating made of an organic material on a mold for glass molding. The coating comprises CrxWyN(1-x-y), where 0.15
US11577976B2 Iodinated resin cartridge for spray bottle
A cartridge assembly for dispensing a disinfecting water is disclosed. The cartridge assembly has a cartridge for receiving water from a container and a water dispensing mechanism for receiving water from the cartridge and delivering the water to a surface. The cartridge holds an iodinated resin for eluting a quantity of iodine into the water passing through the cartridge. When the water dispensing mechanism is actuated, water is delivered from a container to the water dispensing mechanism and the water is delivered to the surface to be disinfected.
US11577971B2 Composition for forming reverse osmosis membrane protection layer, method for preparing reverse osmosis membrane using same, reverse osmosis membrane, and water treatment module
The present specification provides a composition comprising a material of Chemical Formula 1: having a molecular weight of 500,000 to 700,000 where R1 and R2 are the same as or different from each other, and each independently is hydrogen, deuterium, or an alkyl group, and n is from 10,000 to 20,000, for forming a reverse osmosis membrane protective layer, a method for preparing a reverse osmosis membrane using the same, a reverse osmosis membrane and a water-treatment module.
US11577967B2 Tungsten pentachloride conditioning and crystalline phase manipulation
A process of conditioning tungsten pentachloride to form specific crystalline phases are disclosed. The specific crystalline phases permit stable vapor pressures over extended periods of time during vapor deposition and etching processes.
US11577965B2 Methods and systems for treatment of lime to form vaterite
Provided herein are methods and systems to form calcium carbonate comprising vaterite, comprising dissolving lime in an aqueous base solution under one or more precipitation conditions to produce a precipitation material comprising calcium carbonate and a supernatant solution, wherein the calcium carbonate comprises vaterite.
US11577964B2 Method for producing an alumina gel having a high dispersibility and a specific crystallite size
Process for preparing alumina gel in a single precipitation step consisting of dissolving an aluminium precursor, aluminium chloride, in water, at a temperature of 10° C. to 90° C. such that the pH of the solution is from 0.5 to 5, for a period of 2 to 60 minutes, then adjusting the pH to 7.5 to 9.5 by adding a basic precursor, sodium hydroxide, to the solution obtained to obtain a suspension, at a temperature of 5° C. to 35° C., and for 5 minutes to 5 hours, followed by a filtration step, said process not comprising any washing steps. Also, novel alumina gel having a high dispersibility index, in particular a dispersibility index of more than 80%, a crystallite dimension of 0.5 to 10 nm, a chlorine content of 0.001% to 2% by weight and a sodium content of 0.001% to 2% by weight, the percentages by weight being expressed with respect to the total weight of the alumina gel.
US11577955B2 Systems and processes for molten media pyrolysis
Systems and methods for molten media pyrolysis for the conversion of methane into hydrogen and carbon-containing particles are disclosed. The systems and methods include the introduction of seed particles into the molten media to facilitate the growth of larger, more manageable carbon-containing particles. Additionally or alternatively, the systems and methods can include increasing the residence time of carbon-containing particles within the molten media to facilitate the growth of larger carbon-containing particles.
US11577954B2 Method for forming semiconductor device
A method for forming a MEMS device includes following operations. A first semiconductor layer is formed over a substrate. A plurality of first pillars are formed over the first layer. A second layer is formed over the first pillars and the first layer. A plurality of second pillars are formed over the second layer. A third layer is formed over the second pillars and the second layer.
US11577951B2 Self-service wine tasting system
A self-service wine tasting system includes automatic wine dispensers, a cloud server and user terminals. The automatic wine dispenser includes wine dispensing stations, a machine identity and a first telecommunication module. The first telecommunication module is connected to a control chip of the automatic wine dispenser. The cloud server includes a storage and a second telecommunication module. The second telecommunication module is in communication connection with the first telecommunication module. The storage stores wine storage information associated with the machine code of each automatic wine dispenser. The user terminal includes an identification device and a third telecommunication module. The third telecommunication module is in communication connection with the second telecommunication module. The self-service wine tasting system facilitates the wine taster to record the tasting behavior.
US11577948B2 Device for treating container closures
A device for treating container closures, for example for disinfecting container closures in a beverage bottling plant, includes a transport disk, rotatable about a vertical rotational axis, for transporting the container closures, and a helical closure guide, arranged above the transport disk, for laterally guiding the container closures, wherein the closure guide has a ceiling guide for guiding the container closures from above.
US11577940B2 Crane
The invention relates to a crane, in particular a rotary tower crane, comprising a crane boom, from which a load hook can be raised and lowered via a hoist cable, and an electric power supply on the load hook and/or an optionally provided trolley which can be moved on the crane boom. According to the invention, the electric power is directly generated at the location where it is required, and in the process kinetic energy present at said location is converted into power. According to the invention, the electric power supply comprises a generator which is arranged on the load hook and/or on the trolley and which can be driven by a deflecting and/or running pulley and/or a cable running around the deflecting pulley.
US11577939B2 Controller for a lifting device, and method for operating same
A controller controls a plurality of drives of a lifting device, wherein the controller is configured to perform a kinematic transformation of spatial position and orientation coordinates of a body and controls the drives based on the kinematic transformation. The drives can be electric drives. At least six drives are provided and regulated, so that their number exceeds the number of spatial position and orientation coordinates of the body. The lifting device is thus overdetermined.
US11577938B2 Split crane for installation of wind turbines and other tall structures
The present invention relates to a method for installing a wind turbine or other tall structure at a target location at sea, the method comprising: —providing an installation vessel comprising at least one crane, wherein the crane comprises a lower boom part, a right boom part, and a left boom part, wherein the right boom part and the left boom part are connected to an upper portion of the lower boom part and extend from said upper portion, wherein a space is present between the right and left boom part, —lifting a tall structure part, in particular the nacelle assembly, with the crane, wherein in top view the tall structure part is supported at least partially between the right and left boom part by one or more hoist lines extending from the right and left boom part to the tall structure part.
US11577937B2 Method and apparatus for monitoring a state of a passenger transport system by using a digital double
This application relates to a method and an apparatus for monitoring a state of a passenger transport system such as, for example, an escalator. The method includes monitoring the state of the passenger transport system using an updated digital double data record that reflects characterizing properties of components of the passenger transport system in an actual configuration of the passenger transport system in a machine-processable manner after the assembly and installation thereof in a building. The updated digital double data record can be obtained, for example, by accurately surveying the passenger transport system and using signal values from sensors housed in the passenger transport system, and allows conclusions as to the present or future state of the passenger transport system, based on which maintenance measures can be planned efficiently and adequately.
US11577936B2 Elevator apron
An elevator car including: a door; and an apron movable between a deployed position and a retracted position; wherein in the deployed position the apron hangs below the door; wherein in the retracted position the apron is vertically overlapped with the door; and wherein in the retracted position the apron is engaged with the door such that it is movable sideways together with the door. As the apron is displaced upwards relative to the elevator car it will block the doorway. However, as the apron is engaged with the door in the retracted position, opening the door also moves the apron out of the way of the doorway so that the apron does not hinder passengers from using the elevator car.
US11577933B2 System for supporting evacuation strategy using occupant evacuation elevator, and method thereof
An evacuation strategy support system using an occupant evacuation elevator (OEE) capable of supporting an evacuation strategy so that information on a number of occupants is recognized by real-time occupant monitoring and thus occupants on each floor may use stairs and the occupant evacuation elevator to safely and quickly evacuate when a disaster situation occurs in a skyscraper and thus the occupants use the occupant evacuation elevator to evacuate, capable of monitoring occupant information on each floor in real time and supporting calculation of an evacuation capacity of the occupant evacuation elevator to establish an evacuation strategy to allow safe evacuation and early reaction in an overall skyscraper to be performed, and capable of optimizing the calculation of the evacuation capacity of the occupant evacuation elevator applicable to an initial stage of a design of the skyscraper, and a method thereof are provided.
US11577918B2 Product diverter for a reciprocally movable conveying device
An automated product diverter for a reciprocally movable conveying device generally provides a stationary base; a reciprocally movable conveyor bed supported by the stationary base; a product diverter that moves in an arc along a product transporting surface of the reciprocally movable conveyor; and an actuator carried by the stationary base and which operatively communicates with the diverter arm, and the reciprocal movement of the conveyor bed and the diverter arm is isolated from the actuator carried by the stationary base.
US11577914B2 Method and device for handling containers
A method and device for treating containers with at least two container treatment machines, between which a transport device for transporting the containers is arranged, where the transport device is divided into several transport sections, where the flow of containers is changed from containers of type A to containers of type B, where a separating device is activated once the first transport section has run empty of containers of type A, where containers of the type B are transported into the first transport section and backed up at the separating device, while containers of type A are transported from the second transport section to the second container treatment machine, and where the separating device is deactivated once the second transport section has run empty of containers of the type A, so that the containers of type B are transported through the second transport section to the second container treatment machine.
US11577913B2 Systems and methods for moving objects along a predetermined path
Systems and methods are provided for an apparatus for moving objects along a predetermined path. A system includes plurality of conveying units, each conveying unit being connected to two other conveying units. A particular conveying unit includes a first link unit configured for connection to a first neighbor conveying unit. A second link unit is configured for connection to the first link unit, the second link unit further being configured for connection to a first link unit of a second neighbor conveying unit. A cup is detachably connected to the second link unit.
US11577912B2 Method and apparatus for feeding and conveying material
An apparatus and method for feeding and conveying material in a sorted manner in a pneumatic material conveying system, in which at least two material fractions re fed from a feed aperture and conveyed in a channel space further to a delivery end of a material conveying channel by gravity and/or suction Material is fed from at least one feed aperture of at least one input point and a first material fraction is conducted to the channel space and stored temporarily in the channel space or conducted to the outside of the channel space, and material is fed into a feed-in container, in which a second material fraction fed therein is held in temporary storage by a stopper means.
US11577911B1 Sanitary product disposal container
A sanitary product disposal container includes a container housing having a movable housing top cover, a movable housing bottom cover, and a sensor. A cover actuating mechanism may operably engage the housing top cover to actuate the housing top cover between open and closed positions. The sensor may operably interface with the cover actuating mechanism to facilitate deployment of the housing top cover between the open and closed positions responsive to sensing the presence of a person in proximity to the container housing. Accordingly, a used feminine hygiene product may be placed in the interior space of the container housing in the open position of the housing top cover without having to touch the container housing in order to open the housing top cover. The housing bottom cover may be selectively opened to facilitate removal of the used feminine hygiene products from the interior space.
US11577908B2 Cartridge, assembly and cup for preparing loose leaf tea and method of preparing tea
A cartridge (1) for controlled brewing of loose-leaf tea in a cup, comprising an infusion chamber (2) for containing loose tea leaves (3) and infusing a liquid with substances from the tea leaves to brew tea. A chamber wall (20) impervious to the liquid defines the infusion chamber. In the chamber wall is a passage (21) between the infusion chamber and an exterior (5) thereof. The passage has an open state in which the infusion chamber is in liquid communication with the exterior, to transport the substances from the infusion chamber into liquid in the exterior during brewing tea. In a close state the infusion chamber inside is closed off from liquid in the exterior to stop a concentration of the substances in the liquid in the exterior from increasing. A manual control manually controllable by a human-being allows to bring the passage from the open state into the closed state.
US11577902B1 Structural packaging element with locating stem
A structural packaging element with locating stem, including at least some of a sheet that extends from a first terminal end to a second terminal end, wherein the sheet is curvilinear along at least a portion of a length of the sheet, wherein the length of the sheet is defined between a terminating proximal end and a terminating distal end, and wherein the sheet includes a body portion and a locating stem portion; wherein the body portion is formed by an end portion of the sheet proximate the terminating distal end attached or coupled to an end portion of the sheet proximate the terminating proximal end, and wherein a deformable hollow is defined within the body portion; and wherein the locating stem portion is formed of a portion of the sheet that extends from the body portion to the terminating proximal end and the terminating distal end.
US11577901B2 Container assembly for flowable matertals
A container assembly for flowable materials, the container assembly comprising: a reusable outer supporting container; and a disposable inner plastic liner; wherein the reusable outer supporting container comprises an outlet pipe comprising a first outlet pipe section connected to the reusable outer supporting container and a second outlet pipe section releasably connectable to the first outlet pipe section, wherein the second outlet pipe section comprises a valve for selectively closing off the second outlet pipe section, and wherein at least one of the first outlet pipe section and the second outlet pipe section comprises an annular recess; and wherein the disposable inner plastic liner comprises a tubular outlet portion, wherein the tubular outlet portion comprises an outer flange configured to be captured between the first outlet pipe section and the second outlet pipe section, and further wherein the outer flange of the tubular outlet portion comprises an annular protrusion configured to be received in the annular recess when the outer flange is captured between the first outlet pipe section and the second outlet pipe section.
US11577897B2 Vacuum skin package having implosion-resistant top web
A packaged product has a product surrounded by a vacuum skin package. The vacuum skin package has a support member and an implosion-resistant thermoplastic top web. The top web conforms with both the upper surface of the product, and an uncovered portion of the upper surface of the support member. The thermoplastic top web comprises an ethylene/α-olefin copolymer in an amount of from 55 wt % to 85 wt %, based on total weight of top web, and/or a blend of ethylene/α-olefin copolymer and cyclic olefin copolymer. Also disclosed is a vacuum skin package containing the implosion-resistant top web.
US11577896B2 Packaging device
A packaging device includes a first portion and a second portion connected to the first portion by way of a first fold line. The first portion includes a first primary edge distal and parallel to the first fold line and the second portion includes a second primary edge distal and parallel to the first fold line. An arm is defined by two cut lines extending from a section of the second portion proximate the first fold line, and ending in a tab that extends from the second primary edge. In a folded state, the first primary edge is aligned with the second primary edge.
US11577885B2 Customizable personalized individual beverage bottle
An individual beverage bottle, with added convenience features making the bottle easy to open, and provides features to customize, personalize, and/or share in a very hygienic manner and providing a mechanism to secure a cup to the bottle such that an otherwise ordinary cup adapts and screws onto existing beverage containers that can be used to share the beverage or just be able to drink from a cup rather than directly from the bottle wherein, existing bottles can be utilized with very little, if any, extra footprint and minimal retooling. A proprietary labeling system is adapted to the bottle and cup.
US11577882B2 Plastic tank and method of manufacturing a plastic tank
A tank that includes a tank wall composed of a plastic material, and at least one reinforcing profile member configured to minimize deformation of the plastic tank. The at least one reinforcing profile member is configured for arrangement on an outer side of the tank wall to be engaged by the tank wall and establish a positive material bond connection therewith. The at least one reinforcing profile member has a retaining geometry region with a plurality of openings through and/or into which material of the tank wall extends and onto a rear side of the reinforcing profile member facing away from the tank wall to thereby establish the positive material bond connection between the tank wall and the at least one reinforcing profile member at the retaining geometry region.
US11577879B2 Packaging box for cooling
Provided is a folding packaging cooler box convertible from a box mode to an unfolding mode or vice versa, comprising: a box portion having a bottom portion, sidewall portions and joint portions configured to connect with one another and to form a single plane in the unfolding mode; and a cooling reinforcing portion configured to be inserted to the inside of the box and to form a hexahedron shape together with said box portion when said box portion is converted into the box mode, wherein said cooling reinforcing portion comprises a reinforcing bottom portion configured to form a lower surface and to face the bottom portion of the said box portion upon conversion into the box mode; reinforcing sidewall portions configured to connect with the said reinforcing bottom portion and to face the sidewall portions of said box portion; and reinforcing joint portions configured to join said reinforcing sidewall portions, to be folded to face itself and to be in close contact with the reinforcing sidewall portions, upon conversion into the box mode, and wherein said reinforcing bottom portion, said reinforcing sidewall portions and reinforcing joint portions form a single plane in the unfolding mode.
US11577878B2 Beverage container packaging
A beverage container packaging assembly includes a bottom tray, center support, and top tray. A bottom tray of molded paper pulp includes a plurality of cup-shaped elements. The cup-shaped elements include a first deformable element and a second deformable element. At least one of the first deformable element and the second deformable element includes at least two overlapping elements. A top tray of molded paper pulp includes a plurality of bottle neck accommodating spaces. A center support of molded paper pulp disposed between the bottom tray and the top tray. The center support includes beverage container support cavities bounded by one or more center support posts. The beverage container support cavities are configured to surround at least a portion of the beverage container. The support cavities include a draft such that the cavities decrease in diameter from a bottom end to a top end of the center support.
US11577873B2 Device and method for attaching handles to packages or containers, such as bottles, cans, boxes, pouches, and similar containers, or to groups of packages or containers
The application relates to a device and method for attaching handles to packages or containers, such as bottles, cans, boxes, pouches, and similar containers, or to groups of packages or containers.
US11577867B2 Strapping device configured to carry out a strap-attachment check cycle
Various embodiments of the present disclosure provide a strapping device configured to carry out a strap-attachment check cycle. After attaching leading and trailing strap ends of a strap to one another to form a tensioned loop of strap around a load, the strapping device is configured to carry out the strap-attachment cycle to test the strength of the attachment between the leading and trailing strap ends and to provide feedback as to whether the strap attachment is satisfactory.
US11577863B2 Compact system for packaging microfibrillated cellulose
The present invention relates to a system for the compact packaging of microfibrillated cellulose, which comprises a packaging, which comprises at least one polymer material. Said packaging encompasses a content that essentially consists of microfibrillated cellulose (“MFC”) that is present as a suspension in a solvent. The resulting system is of an essentially round or essentially rectangular or oval outer circumference, as defined by the dimensions of the packaging once fully filled out by the content. The system of the invention has the advantage, among others, to provide a solid and firm essentially round packaging shape. The resulting units of packaged MFC can be easily stacked on a pallet. The packaging maintains the water retention capacity of the suspension (paste). The present invention also relates to a process for making such a system.
US11577862B2 Automatic case packing equipment for stand-up pouches
A system for packing a case with articles, the system including a conveying device to convey articles to be packed, in a serial configuration and a support for a case to be packed with the articles in which the articles are configured to be placed in a plurality of rows, including a first row, a second row adjacent to the first row and a last row adjacent to a side wall of the case.
US11577861B1 Stackable satellite dispensing configuration
Technology is disclosed for a spacecraft launch restraint and dispensing structure. Stacks of spacecrafts may be arranged around a central post. The dispensing structure has primary tie-down mechanisms that axially clamp the stacks of spacecrafts when in a stowed position. Each primary tie-down mechanism may have a rod located between two adjacent stacks, such that the rod tensions two stacks. In a deployment position, the primary tie-down rods extend away from the stack such that an ejection path is cleared. The dispensing structure also includes secondary tie-down mechanisms that radially connect the spacecrafts to the central post. After the primary tie-down rods are moved to the deployment position, the secondary tie-down mechanisms still hold the spacecrafts. The spacecrafts may be deployed by issuing control signals to the secondary tie-down mechanisms when the primary tie-down rods are in the deployment position.
US11577859B1 Fault resilient airborne network
A fault resilient airborne network includes a plurality of aircraft system components installed within an aircraft and at least one agent in communication with the plurality of aircraft system components during in-flight operation of the aircraft. The at least one agent is configured to monitor an aircraft system component for a fault, observe a fault within the aircraft system component, and provide reconfiguration instructions to the aircraft system component in response to the observed fault. The at least one agent is further configured to predict a life expectancy of the aircraft system component using machine learning models while monitoring the aircraft system component for a fault, and provide reconfiguration instructions to the aircraft system component when the life expectancy of the aircraft system component meets a threshold. The reconfiguration instructions are configured to cause an adjustment in at least some of the plurality of aircraft system components.
US11577858B2 Baggage and parcel handling system
A bag handling system for a mass transit environment is disclosed. The bag handling system includes a first set of autonomous automated guided vehicles and a second set of autonomous automated guided vehicles. The first and second sets of autonomous automated guided vehicles are configured to transport bags through one or more bag processing areas.
US11577857B2 Systems and methods for performing remote maintenance
Various embodiments provide systems and/or methods for automated maintenance, delivery, retrieval, and/or communications using drones.
US11577856B1 Dual sided aircraft light assembly
A dual sided aircraft light assembly includes a mount structure, a plurality of first light emitters, a plurality of first optics, a plurality of second light emitters, and a plurality of second optics. The first light emitters are disposed such that, upon being energized, each emits light in a first direction that is at an acute angle relative to a reference line that extends in a reference direction. The first optics are configured to focus the light emitted from the first light emitters into a first light beam directed in the first direction. The second light emitters are disposed such that, upon being energized, each emits light in a second direction that is at an obtuse angle relative to the reference line and reference direction. The second optics focus the light emitted from the second light emitters into a second light beam directed in the second direction.
US11577855B2 Flight equipment, flight system and information processing apparatus
Flight equipment according to an embodiment of the present invention includes: an aerial vehicle having a body and at least one rotor held on the body; a plurality of supporters mounted to the aerial vehicle and supporting a protective member stretched therebetween so as to surround an outside of the body; a support information detection unit configured to detect support information indicating a support state of the protective member; and a mounting state determiner configured to determine whether the support state of the protective member is suitable or unsuitable, based on a value detected by the support information detection unit.
US11577854B2 Modular instrument panel
Disclosed is an instrument panel designed to be integrated into an aircraft cockpit, the instrument panel comprising a main structure, extending longitudinally and having a concave shape defining a cavity, this cavity being configured to receive a plurality of navigation command and/or control units, and at least one inner wall, configured to delimit at least two recesses each intended to receive at least one of the plurality of navigation command and/or control units, the instrument panel being characterized in that the main structure is made from a single piece made from a composite material.
US11577853B2 Aircraft angle of attack and sideslip angle indicator
An aircraft angle of attack and sideslip angle indicator includes a display responsive to angle of attack and sideslip angle measurements from an angle of attack sensor and a sideslip angle sensor on an aircraft. The display depicts angle of attack along a first (preferably vertical) axis, and sideslip angle along a second (preferably horizontal) axis, with the axes intersecting at a display datum which represents acceptable angle of attack and sideslip angle values from the aircraft. The display depicts the aircraft's current angle of attack and sideslip angle with respect to the display datum, thereby indicating to the pilot whether non-optimal (and perhaps dangerous) flight conditions are occurring.
US11577851B2 Air intake cover
A cover for an intake of an air-breathing engine in a missile is disclosed. The cover comprises a motive arrangement operable to move from a first configuration in which the cover is lockable to a missile, to a second configuration in which the cover is pushed outwardly from the missile. In the first configuration, the surface of the cover is flush with the surface of the missile and the motive arrangement is located inwardly of the cover surface. A missile provided with such a cover is also disclosed.
US11577850B2 Aircraft, control method, apparatus and computer readable storage medium for aircraft
The application relates to an aircraft, a method, an apparatus and a computer readable storage medium for controlling the aircraft with at least one sensor arranged thereon, the method including detecting a motor state of the aircraft, acquiring at least one sensing data of the at least one sensor, and controlling the aircraft to perform a startup operation or a shutdown operation according to the motor state and the at least one sensing data, so that the aircraft can be autonomously controlled to perform the startup operation or the shutdown operation, and the user experience is improved.
US11577849B2 Aircraft nacelle having a fan ramp with articulated flaps
A nacelle having a fan casing, a cowl that movable between an advanced position and a retracted position that opens an opening between a bypass duct and the outside, deflectors secured to the mobile cowl, wherein, in the advanced position, they are around the fan casing and wherein, in the retracted position, they are across the opening, and a fan ramp with a mounting base and flaps that are able to rotate on the mounting base between a stowed position and a deployed position. For each flap, the fan ramp has a return element that urges the flap) into the deployed position, and the deflectors have a stop in contact with the flap when the mobile cowl passes from the retracted position to the advanced position. Thus, in the advanced position, the flaps are folded back and their bulk is reduced.
US11577845B2 Composite aerostructure with integrated heating element
A heated composite structure and a method for forming a heated composite structure. The structure includes carbon fibers embedded within a thermoplastic matrix. The carbon fibers are connected with first and second electrodes that are configured to be connected with an electric source such that applying current to the electrodes causes current to flow through the embedded carbon fibers to provide resistive heating sufficient to heat the composite structure to impede formation of ice on the composite structure.
US11577844B2 Variable diameter piccolo tube for anti-icing system
A piccolo tube for an anti-icing system may comprise an annular tube and a plurality of openings formed along a circumference of the annular tube. The annular tube may comprise a first cross-sectional diameter at an inlet point and a second cross-sectional diameter at a distal point. The second cross-sectional diameter is less than first cross-sectional diameter. The distal point may be 180° from the inlet point.
US11577841B2 Environmental control system
A method and system for controlling fresh air flow into a controlled environment are disclosed herein. The method comprises: measuring, using a sensor, a predetermined property in the controlled environment; estimating, by a controller, a number of people inside the controlled environment based on the measured property, and setting, by the controller, a rate of fresh air flow to the controlled environment based at least in part on the estimated number of people inside the controlled environment.
US11577836B2 Toilet exterior structure of aircraft lavatory unit
Provided is a toilet exterior structure of an aircraft lavatory unit. A shroud mount in an upper end outer peripheral plate portion is provided in a lower surface of a main body plate portion. The shroud mount includes space portions extending in the width direction of the main body plate portion between partition walls provided in the main body plate portion. Where the body plate portion is placed in the upper end outer peripheral plate portion, a plurality of air communication passages communicating a space inside of the upper end outer peripheral plate portion in the width direction and a space outside of the upper end outer peripheral plate portion in the width direction are formed by the space portions. Where the main body plate portion is stepped on by a foot, the plurality of partition walls are positioned inside of a contour of the foot.
US11577832B2 Wing for use in a flapping wing aircraft
A wing for use in a flapping wing aircraft, having a strut assembly including a main strut and a plurality of support struts each oriented at an angular interval between 30 degrees and 90 degrees with respect to the support strut, at least a section of the support struts having a front section, a connecting section adjacent thereto, and a rear section adjacent thereto, and wherein each of said support struts is secured to said main strut by said connecting section, and further having a group of planking members made of a resilient and dimensionally stable sheet material and connected to said strut assembly.
US11577830B2 Aircraft
An aircraft includes a short-range radar that is configured to detect a trajectory, which is specified based on a position detection of the aircraft by a ground station.
US11577828B2 Power display for compound aircraft using shared engine torque
A power display of an aircraft having a main rotor system and a translational thrust includes a reference member, a first indicator arranged adjacent the reference member and operable to display a power being used by the main rotor system, and a second indicator arranged adjacent the reference member and operable to display a power being used by the translational thrust system.
US11577827B2 YAW-enhancing attitude control system for VTOL fixed-wing aircraft
An unmanned aircraft capable of vertical takeoff, vertical landing, and/or flight in a hovering orientation is presented; its fixed-wing is positively-swept and of low aspect-ratio with suitable airfoils. The unmanned aircraft includes a thruster comprising two contra-rotating motors and propellers forward of the fixed-wing's leading-edge and a rudderless fin aft of the center-of-mass, all of which lie on the aircraft's plane-of-symmetry. Two elevons provide pitch and roll control. The unmanned aircraft can stand upright on its feet.A control system for aircraft with at least one wing is also presented. The control system includes a mount and attached thruster which lie on the plane-of-symmetry forward of the fixed-wing's leading-edge. A hinge axis approximately perpendicular to the aircraft's horizontal plane passes through the mount. The thruster rotates about the hinge axis for aircraft yaw control.
US11577824B2 Landing gear for an aircraft weighing less than 5.7 tonnes
The present invention concerns a landing gear (1) for a light aircraft, i.e. weighing less than 5.7 tonnes, the landing gear consisting of at least one wheel (3) attached to a chassis or to a fuselage of the aircraft by means of a connecting element (2). According to the invention, the wheel (3) is connected to the connecting element (2) via a system (4) of two damping cylinders arranged between the wheel (3) and the connecting element (2).
US11577822B1 System and method for automated flight correction in an electric aircraft
A system for automated flight correction is an electric aircraft that includes an input control configured to receive a user input and generate a control datum as a function of the user input, at least a sensor connected to the electric aircraft that is configured to detect a status datum and transmit the status datum to a flight controller, a flight controller communicatively connected to the input control and the at least a sensor configured to receive the control datum from the input control, receive the status datum from the flight controller and determine a command datum as a function of the control datum and status datum, and an actuator connected to the flight controller configured to receive the command datum from the flight controller and command at least a flight component as a function of the command datum.
US11577820B2 Propeller blade arrangement
A propeller blade arrangement comprising a propeller blade attached to and rotatable with a hub, via a retention bearing, the blade being rotatable about a center line of the blade, the retention bearing configured to tilt the blade such that its center line is tilted with respect to the hub.
US11577817B2 System and method for cooling a leading edge of a high speed vehicle
A hypersonic aircraft includes one or more leading edge assemblies that are designed to manage thermal loads experienced at the leading edges during high speed or hypersonic operation. Specifically, the leading edge assemblies may include an outer wall tapered to a leading edge or stagnation point. The outer wall may define a vapor chamber and a capillary structure within the vapor chamber for circulating a working fluid in either liquid or vapor form to cool the leading edge. In addition, a dual-modal cooling structure can enhance heat transfer from the outer wall at the leading edge to the outer wall within the condenser section of the vapor chamber.
US11577815B2 Isogrid patterns for structural aircraft panels
One embodiment includes a structural panel for an aerospace vehicle, including a single sheet of material, the material having a first raised pattern on a first side, and a second raised pattern on a reverse side, wherein a repeating portion of the first raised pattern is substantially identical in size and shape to a repeating portion of the second raised pattern, and is rotated at an angle θ to the first raised pattern.
US11577813B2 Outer membrane for aerial vehicles
Aspects of the disclosure relate to an aerial vehicle. The aerial vehicle may include an envelope having a plurality of tendons and formed from a first plurality of gores. The aerial vehicle may also include one or more ballonets arranged within the envelope. An outer membrane may be arranged around at least part of the envelope and formed from a second plurality of gores. The outer membrane may include at least one panel attached at one side to the outer membrane between a pair of the second plurality of gores and attached at an opposite side to the envelope. The outer membrane may be arranged to improve aerodynamics of the envelope when the aerial vehicle is in flight.
US11577812B2 Ballast water treatment apparatus and ballast water treatment system
A ballast water treatment apparatus and a ballast water treatment system having a ballast water treatment apparatus are provided. The ballast water treatment apparatus includes a ballast water transport line configured to transport ballast water between a first location and a second location, the transported ballast water being passed through at least one injector, and a plasma generation device configured to be fed with a feed gas optionally comprising oxygen, and configured to generate a feed gas plasma by a streamer type discharge in a discharge area to provide a treated gas at a treated-gas outlet. The injector includes a liquid passage having an area constructed such as to increase a velocity of the passed-through water in a region of increased velocity, and an injector gas inlet provided in the region of increased velocity. The treated-gas outlet is in gaseous connection with the injector gas inlet.
US11577811B1 Location-based control of exhaust system for marine engines
A method of controlling an adjustable exhaust system for a marine engine includes receiving a vessel location of a marine vessel having an adjustable exhaust system and identifying a noise constraint based on the vessel location. A current exhaust mode of the adjustable exhaust system is identified. A determination is then made regarding whether the exhaust system is exceeding the noise constraint based on the current exhaust mode. If the noise constraint is exceeded, an instruction is generated to adjust the adjustable exhaust system to comply with the noise constraint.
US11577808B1 Reduced positioning control requirements for maintaining reduced wave-making resistance of a vessel operating in a seaway
A system and method that reduces spatial positioning control requirements for maintaining reduced wave-making resistance of at least one following vessel in a fleet operating in a seaway, by determining a position of the at least one following vessel within a coordinated zone, which is a zone within a reduced wave-making resistance region of the Kelvin wake of at least one lead vessel, at which a surge motion of the vessels is synchronized with each other. By positioning the at least one following vessel in the coordinated zone, the spatial positioning control requirements of the at least one following vessel can be reduced.
US11577807B2 Deployable underwater device
An underwater device intended to be deployed in the water, the device includes a set of arms articulated to a support body having a reference axis r, the arms being able to be kept in a furled configuration and able to deploy into a deployed configuration wherein the arms extend about the reference axis r, the arms deploying by distal ends of the arms moving away from the axis r, a set of at least one bending spring stressed elastically in bending when the arms are kept in a furled configuration and able to relax when the arms are released from the furled configuration, the set of at least one bending spring being configured and arranged in such a way as to exert, on at least one of the arms, when the arms are released from the furled configuration, a thrust that instigates the deploying of the arms.
US11577806B2 Motor boat with foils which are retractable by tilting
Motor boat comprising a support structure and at least one pair of similar foils arranged on each side of the support structure, each of said foils being defined by a wing and its support; the latter being retractable into the lower part of the structure and mounted so as to be slidable relative thereto; said foils being arranged so as to adopt at least two fixed positions, namely an “active” position in which they are deployed in similar positions and a “passive” position in which said supports are retracted into the support structure; characterized in that the boat is adapted such that the deployment of the foils comprises an initial movement of the supports in a substantially horizontal direction away from the vertical median plane of the support structure, followed by a tilting about an axis parallel or substantially parallel to the main axis of the boat.
US11577804B2 Damper assembly for bicycle gearshift mechanism
A bicycle derailleur includes a base element, a movable element having a receptacle and movably coupled to the base element, a rotary shaft mounted in the movable element in the receptacle to be rotatable about an axis of rotation, and a chain guide assembly rotatable relative to the movable element about the axis of rotation and which is coupled rotationally conjointly to the rotary shaft. An elastic force store device exerts on the chain guide assembly a preload force which preloads said chain guide assembly in a direction of rotation relative to the movable element. A damping device acts directly or indirectly between the movable element and the chain guide assembly and has a coupling device arranged radially within the first elastic force store device by which the damping device is coupled to a support, which is static in relation to the movable element, and the rotary shaft.
US11577801B2 Bicycle component provided with a temperature-compensated stress/strain sensor
A bicycle component comprising a stress/strain sensor aligned according to a stress/strain to be detected, and a temperature sensor associated with said stress/strain sensor, wherein said stress/strain sensor and said temperature sensor lie in planes that do not coincide with one another and are not parallel to each another.
US11577799B2 Loading system for a vehicle and vehicle having same
A loading system for a vehicle includes a buggy for transporting cargo and a mounting assembly for loading the buggy onto the vehicle. A buggy frame has an elongated member. The mounting assembly is configured to be connected to the vehicle and has a sliding rail configured to slidingly receive the elongated member of the buggy frame to allow the buggy to slide along the sliding rail. The sliding rail has a first portion and a second portion extending at an angle relative to the first portion such that, when the mounting assembly is connected to the vehicle, the first portion extends generally horizontally and the second portion extends downwardly from the first portion. The second portion is configured to slide the buggy upwards onto the vehicle. The first portion being configured to slide the buggy generally horizontally into a loaded position on the vehicle.
US11577793B2 Gyroscopic rider assist device
A tilting vehicle includes a frame and a front wheel coupled to the frame. A rear wheel is coupled to the frame and positioned rearward of the front wheel in a longitudinal direction. A seating area includes at least one seat positioned to support a rider between the front wheel and the rear wheel. A gyroscopic rider assist device is provided within an enclosure behind the seating area and above the rear wheel.
US11577791B2 Vehicle tailgate with pocket and step
A tailgate system for a vehicle comprises a tailgate pivotally mounted to a vehicle body for movement about a generally horizontal pivot axis between an open position and a closed position. The tailgate has an access opening configured to provide access to a vehicle bed area when the tailgate is in the closed position. The tailgate also has a movable tailgate portion movably connected to the tailgate. The movable tailgate portion is configured to cover the access opening in the tailgate when in a closed position of the movable tailgate portion. The tailgate also has a pocket opening for receiving the movable tailgate portion therein. The movable tailgate portion is slideably mounted to the tailgate for movement to an open position in which the movable tailgate portion is received in the pocket opening in the tailgate to uncover the access opening in the tailgate.
US11577775B2 Methods and apparatus to reduce noise and vibration in a hybrid hydraulic power steering system
Methods and apparatus to reduce noise and vibration in a hybrid hydraulic power steering system are disclosed. A method includes receiving sensor data from sensors of a vehicle and mapping the sensor data to filter coefficients. The method further includes generating a torque demand based on an input of the filter coefficients into a polynomial filter and tuning at least one of a torque assistance or a steering damping of an assisted steering system of the vehicle based on the torque demand.
US11577772B2 Wheeled device for snowmobile ski
A device for attaching to a ski of a snowmobile includes first and second spaced apart legs. Each leg has a ski engaging portion proximate a second end that is configured to engage a bottom surface of the ski proximate outer edges thereof. The device includes at least one wheel attached to the first and second legs between the first end and the second end and a cross bar that attaches the first and second legs proximate first ends thereof. The device includes a lever arm extending from the cross bar between the first and second legs wherein the lever arm is configured to be angularly positionable relative to the first and second spaced apart legs. A handle is attached to a distal end of the lever arm and has a surface configured to engage a tip end or a ski handle of the ski. The device includes a retaining member attached to the handle that is configured to engage the ski handle, wherein when the ski engaging portions engage a bottom surface of the ski and the retaining member engages the ski handle, the ski is elevated and the at least one wheel engages the ground surface such that the skis do not contact the ground surface as the snowmobile is moved.
US11577771B2 Removable seat attachment for a stroller
Embodiments include strollers having removable seats. An example stroller may include rear wheels, front wheels, and a frame including a handle portion, a rear wheel support portion, a front wheel support portion and a folding mechanism connecting the front wheel support portion and the handle portion in both an unfolded configuration and in a folded configuration. The frame may include a stroller seat support portion positioned at a first vertical position adjacent the handle portion, and a front seat attachment configured for attachment to the front wheel support portion at a second vertical position substantially lower than the first vertical position. The front seat attachment may be configured to support the front stroller seat substantially over the front wheels so that a center of gravity of the stroller system is between the front wheels and the rear wheels.
US11577769B2 Battery powered workstation cart for order fulfillment
Mobile battery powered workstation carts for order fulfillment are disclosed herein. In one embodiment, a battery powered workstation cart may comprise a wheeled cart having a frame, a rechargeable lithium battery, a computer, a barcode reader/scanner, a RFID reader/scanner, a printer, an artificial intelligence hub, Wi-Fi, Bluetooth Low Energy (BLE), and/or GPS. The frame may also comprise two side bracket arms and/or shelves, which may be modular to receive various different sized baskets, bins, or totes therein to expedite retail order fulfillment.
US11577768B2 Cart
A cart includes a frame, a holding portion supported by the frame and in which a product is stored, a lifting unit configured to raise and lower the holding portion, an imaging device directed towards an inside of the holding portion, and a controller. The controller is configured to acquire an image of a product captured by the imaging device, determine whether the product has been continuously imaged by the imaging device over a predetermined time period, and upon determining that the product has been imaged over the predetermined time period, control the lifting unit to lower the holding portion.
US11577758B2 Autonomous vehicle park-and-go scenario design
In one embodiment, when an autonomous driving vehicle (ADV) is parked, the ADV can determine, based on criteria, whether to operate in an open-space mode or an on-lane mode. The criteria can include whether the ADV is within a threshold distance and threshold heading relative to a vehicle lane. If the criteria are not satisfied, then the ADV can enter the open-space mode. While in the open-space mode, the ADV can maneuver it is within the threshold distance and the threshold heading relative to the vehicle lane. In response to the criteria being satisfied, the ADV can enter and operate in the on-lane mode for the ADV to resume along the vehicle lane.
US11577757B2 System and method for future forecasting using action priors
A system for method for future forecasting using action priors that include receiving image data associated with a surrounding environment of an ego vehicle and dynamic data associated with dynamic operation of the ego vehicle. The system and method also include analyzing the image data and detecting actions associated with agents located within the surrounding environment of the ego vehicle and analyzing the dynamic data and processing an ego motion history of the ego vehicle. The system and method further include predicting future trajectories of the agents located within the surrounding environment of the ego vehicle and a future ego motion of the ego vehicle within the surrounding environment of the ego vehicle.
US11577755B2 Method for steering a vehicle and apparatus therefor
A method for steering a vehicle along a path in a driveway and around obstacles between a starting position into a target position, comprises the steps of determining the vehicle dimensions, steering and driving capabilities, carrying out a path optimization step to evaluate, based on a predetermined cost function, the least costly path between the starting position and the target position avoiding any collisions with obstacles. The method further comprises the further step of applying a path improver step, smoothening the trajectory obtained by the path optimization method by means of numerical optimization while fulfilling dynamical constraints on acceleration and steering rate of the vehicle through planning lateral and longitudinal movement of the vehicle in a joint optimization problem or by means of separate optimization problems.
US11577754B2 Autonomous vehicle operation using linear temporal logic
Techniques are provided for autonomous vehicle operation using linear temporal logic. The techniques include using one or more processors of a vehicle to store a linear temporal logic expression defining an operating constraint for operating the vehicle. The vehicle is located at a first spatiotemporal location. The one or more processors are used to receive a second spatiotemporal location for the vehicle. The one or more processors are used to identify a motion segment for operating the vehicle from the first spatiotemporal location to the second spatiotemporal location. The one or more processors are used to determine a value of the linear temporal logic expression based on the motion segment. The one or more processors are used to generate an operational metric for operating the vehicle in accordance with the motion segment based on the determined value of the linear temporal logic expression.
US11577751B2 Control device for vehicle and occupant transportation system
A control device for a vehicle includes an upper limit value setting unit configured to set an upper limit value of an acceleration or deceleration of the vehicle, and a vehicle controller configured to control the vehicle such that the acceleration or deceleration does not exceed the upper limit value. The upper limit value setting unit is configured to change the upper limit value according to at least one predetermined condition.
US11577750B2 Method and apparatus for determining a vehicle comfort metric for a prediction of a driving maneuver of a target vehicle
A method for determining information related to a lane change of a target vehicle includes obtaining information related to an environment of the target vehicle. The information related to the environment relates to a plurality of features of the environment of the target vehicle. The plurality of features are partitioned into two or more groups of features. The method further determines two or more weighting factors for the two or more groups of features. An attention mechanism is used for determining the two or more weighting factors. The method further determines the information related to the lane change of the target vehicle based on the information related to the environment of the target vehicle using a machine-learning network. A weighting of the plurality of features of the environment of the target vehicle within the machine-learning network is based on the two or more weighting factors for the two or more groups of features.
US11577749B2 Driving mode assessment
An example operation includes one or more of receiving, by a server, data related to an environment associated with a target transport, analyzing, by the server, the data to determine if at least one adverse condition related to the environment exists, and responsive to existence of the at least one adverse condition, sending, by the server, a recommendation related to operation of the target transport in a safe mode to overcome the at least one adverse condition to the target transport.
US11577745B2 Information processing device, information processing method, and storage medium storing information processing program
An information processing device acquires question information. The information processing device acquires vehicle state information representing a state of the vehicle. The information processing device acquires answer information in response to the question information, the answer information including an image for display. The information processing device, in a case in which the vehicle state information represents that the vehicle is traveling, stores the answer information in a storage. The information processing device, in a case in which the information processing device acquires vehicle state information representing that the vehicle is stopped, outputs the answer information stored in the storage.
US11577743B2 Systems and methods for testing of driver inputs to improve automated driving
System, methods, and other embodiments described herein relate to improving automated driving by testing for inputs during driving. In one embodiment, a method includes testing an input from a driver in a manual driving mode of a vehicle. The method also includes adapting a fixed time interval on a condition that a test result of the input satisfies criteria used to validate driver inputs. The method also includes monitoring, via an input system of the vehicle, for driver feedback according to the fixed time interval in an automated driving mode.
US11577740B2 Apparatus and method for preventing abnormal acceleration due to misoperation of accelerator pedal of vehicle
A system for preventing abnormal acceleration of a vehicle includes a device configured such that in a state in which the vehicle is stopped while the vehicle is turned on, the device is configured to determine whether abnormal acceleration prevention is necessary based on a final destination or a current position of the vehicle before the vehicle is turned off to thereby limit a vehicle speed. The system and a method for preventing abnormal operation of the vehicle can prevent a vehicle accident due to the abnormal acceleration caused by misoperation by a driver, such as misoperation of an accelerator pedal of the vehicle.
US11577739B1 Low-power modes for a vehicle telematics device
Methods and systems of enabling a transportation mode on a telematics device coupled to a vehicle are provided. One method includes detecting a first event or receiving a command for enabling a transportation mode, running a transportation mode power-saving scheme in response to receiving the first event or the command, and exiting the transportation mode power-saving scheme in response to detecting a second event.
US11577738B2 Vehicle, vehicle control method and operation management system
A vehicle includes a cabin having a first room and a second room that are capable of accommodating at least one passenger, and configured to isolate one or more passengers accommodated in the first room from one or more passengers accommodated in the second room, a guidance apparatus configured to guide the at least one passenger to be accommodated in either the first room or the second room, and a control apparatus configured to control the guidance apparatus. When a user boards as the at least one passenger, the control apparatus determines which of the first room and the second room the user is to board, based on information regarding the user. The guidance apparatus is configured to guide and board the user to whichever of the first room and the second room determined by the control apparatus.
US11577731B2 Moving body control apparatus, moving body, and moving body control method
A moving body control apparatus includes a travel control section that controls travel of a moving body based on vicinity information, and a lane change control section that performs a lane change of the moving body from a first lane to a second lane, if the lane change of the moving body from the first lane to the second lane is approved. The travel control section performs first acceleration/deceleration control to accelerate or decelerate the moving body according to a velocity of another moving body travelling in the second lane, if the lane change of the moving body from the first lane to the second lane is denied.
US11577729B2 Method for driving on an opposite lane in a controlled manner
A method for driving a vehicle on an opposite lane in a controlled manner includes detecting, with a surroundings sensor system, surroundings of the vehicle and receiving, with a control device, measurement data of the surroundings sensor system. The method includes identifying at least one course of a road, and at least one course of at least one road user in the surroundings based on the received measurement data and planning a trajectory of the vehicle within the at least one course of a road. The method further includes identifying a section of the road wherein when driving on the section of road the opposite lane is cut across by the vehicle, and determining a first stop position for the vehicle prior to entering the identified section of road. The method then checks whether the opposite lane can be driven on in the identified section.
US11577727B2 High efficiency, high output transmission having an aluminum housing
A transmission includes an input shaft coupled to a prime mover, a countershaft, main shaft, and an output shaft, with gears between the countershaft and the main shaft. A shift actuator selectively couples the input shaft to the main shaft by rotatably coupling gears between the countershaft and the main shaft. The shift actuator is mounted on an exterior wall of a housing including the countershaft and the main shaft. An integrated actuator housing includes a single external power access for the shift actuator. A controller interprets a shaft displacement angle, determines if the transmission is in an imminent zero or zero torque region, and performs a transmission operation in response to the transmission in the imminent zero or zero torque region.
US11577726B2 Vehicle assist feature control
Upon determining a vehicle is in an off-road area based on sensor data, an off-road operation mode is enabled to an enabled state. Then, upon receiving a first user input selecting the off-road operation mode, one or more assist features are represented on a display in the vehicle. Then at least one of the assist features is selected based on a second user input. Then, after a key cycle initiated by a user that engages the vehicle from an off state to an on state, the selected assist feature is deactivated to a deactivated state.
US11577720B2 Collision avoidance assist apparatus
A driving assist ECU determines that a current situation is a specific situation where it is predicted that there is no object that is about to enter an adjacent lane from an area outside of a host vehicle road on which a host vehicle is traveling, when a road-side object is detected at a part around an edge of the adjacent lane, and/or when a white line painted to define the adjacent lane is detected at the part around the edge of the adjacent lane and no object near the detected white line is detected. The driving assist ECU does not perform a steering control for avoiding a collision, the steering control for letting the vehicle enter the adjacent lane, when it is not determined that the current situation is the specific situation.
US11577714B2 Method and apparatus for controlling terrain driving mode of hybrid vehicle
Disclosed herein is a method of controlling a terrain driving mode of a hybrid vehicle, including defining demand torque required for vehicle driving depending on driver demand and an environment of a driving road, differentiating demand torque in response to the terrain driving mode, calculating accumulated driving energy from a time point of an operation in the terrain driving mode based on the differentiated demand torque, and determining a terrain driving method based on the calculated accumulated driving energy and a state of energy (SoE) in consideration of a state of charge (SoC) and a voltage condition of a battery cell.
US11577713B2 Method and device for controlling hybrid vehicle
A method for controlling a hybrid vehicle including a battery charged with electric power generated by an engine, including a motor as a drive source, and having multiple running modes that can be selected through a mode operation, the running modes including a normal mode configured to perform charging of the battery according to a running state, and a charge mode configured to perform electric power generation by the engine according to a mode operation, the method comprising: setting a range of charge amount that allows for charging of the battery based on the electric power generated; and setting an upper limit of the range of charge amount in the charge mode to be lower than an upper limit of the range of charge amount in the normal mode.
US11577710B2 Operationally reliable parking valve
A parking valve for manually actuating a spring-loaded parking brake, includes: a housing with a port that can be fluidically connected to a release chamber of a spring-loaded brake cylinder, a port that can be fluidically connected to a brake supply reservoir, and a ventilation port; a slide for manual actuation and which can be moved along a full section between two end positions inside the housing. The slide assumes positions along the full section, in which, as a result of at least one seal, there is no fluidic connection between the port to the release chamber and the ventilation port, and assumes other positions along the full section, in which, as a result of the at least one seal, there is no fluidic connection between the port of the release chamber and the port to the brake supply reservoir. A blocking device acts on the slide during movement at least along a partial section of the full section in at least one direction, with a continuously variable counterforce dependent on the position of the slide on the partial section.
US11577708B2 Hydraulic control apparatus of brake system
Disclosed is a hydraulic control apparatus of a brake system including a modulator block having a motor bore, and a motor including a cover that covers an opening of a case accommodating a stator and a rotor and is supported on one side of the modulator block, wherein a vent hole for air flow between the inside and the outside of the motor is formed on the cover and a communication passage for communicating the motor bore and the vent hole is formed in the modulator block.
US11577702B2 Device and method for decelerating a vehicle having a front-loading device
A device and a method for decelerating a vehicle having a front-loading device has a brake system and sensors for measuring the mass and the center of gravity of a load. An electronic evaluation and control unit evaluates the sensor data to determine a maximum brake deceleration in forward travel, in order to prevent the vehicle tilting about the front axle. At least one sensor of the brake system generates a sensor signal in an emergency braking situation for triggering an emergency braking operation, in which the delimitation or reduction of the effective brake pressure in the wheel brake cylinders of the front axle is canceled and, with the exception of an ABS control operation, the full brake pressure is introduced in a controlled manner by way of a primary brake valve into the wheel brake cylinders of the front axle.
US11577700B2 Coating composition for wiper blade and method for coating the wiper blade using the same
The present invention relates to a coating composition for a wiper blade and a method for coating a wiper blade using the same. More particularly, the present invention relates to a coating composition for a wiper blade and a coating method using the same, which can improve the durability of the wiper blade and prevent discoloration of the wiper blade.
US11577699B2 Windscreen wiper device
A windscreen wiper device comprising an elongated wiper blade of a flexible material, a connecting device, a mounting head, and a longitudinal strip-shaped arm. The wiper blade is adapted to be placed in abutment with a windscreen to be wiped. The wiper blade includes at least one groove in which an elastic, elongated carrier element is disposed. The connecting device is connected to the wiper blade. The mounting head transfers a reciprocal movement to the wiper blade. The longitudinal strip-shaped arm has a first end detachably connected to the mounting head through a snapping operation and a second end detachably connected to the connecting device through a snapping operation. The arm is made of a resilient material and is biased to exert a pressure onto the wiper blade towards the windscreen to be wiped.
US11577694B2 Authentication device, authentication method, and authentication system
An authentication device includes a last session information storage portion that stores data of a first registered person successfully authenticated in the last session, an input unit to which information of a second registered person successfully authenticated by another authentication device is input, an information acquisition unit that acquires identification information of a user via an information sensor, a registered person information storage portion that stores registered person information in which a plurality of registered persons including the first and second registered persons are associated with their registration identification information, an authentication order information storage portion that stores information about an authentication order of the registered persons, and an authentication unit that authenticates the user by comparing the identification information acquired from the information acquisition unit with the registration identification information stored in the registered person information storage portion according to the stored authentication order.
US11577689B2 Response vehicle systems and methods
A vehicle management system includes a processing circuit. The processing circuit is configured to acquire location information relating to a location of the vehicle, determine if the vehicle has arrived at a destination based on the location information, and provide a signal to switch at least one of a transmission of the vehicle or a braking subsystem of the vehicle from an operational condition to a locked condition in response to at least the vehicle arriving at the destination, thereby preventing undesired operation of the vehicle.
US11577687B2 Modular seatbelt retractor
A belt retractor (40) having a belt reel (14), a seat belt (12) which can be wound thereon to form a belt reel, and at least one first assembly, the first assembly being arranged coaxially with the axis of rotation of the belt reel (14) and in series with the belt reel (14). The belt retractor is especially adapted for mounting inside the frame member of a motor vehicle seat.
US11577683B2 Gas generator
A gas generator, includes an igniter, a housing provided with a gas discharge port, and including a combustion chamber to burn a gas generating agent, the igniter being shifted from a center of a cluster of the gas generating agent, an isolating part surrounding at least a portion of the cluster of the gas generating agent, and forms, between the isolating part and a predetermined area, a gas flow space serving and a plurality of communicating parts that are provided in the isolating part and connect the combustion chamber and the gas flow space, a portion of the plurality of communicating parts allowing a combustion product generated by combustion of the gas generating agent disposed proximal to the igniter to flow into the gas flow space, and another portion of the plurality of communicating parts allowing a combustion product flowing through the gas flow space to flow out toward the gas generating agent disposed distal to the igniter.
US11577681B2 Far-side airbag assemblies with pillow and sail
Far-side inflatable airbag assemblies are disclosed to be installed to deploy adjacent an occupant during a far-side collision event or a far-side oblique collision event, and may retain the occupant at the occupant's vehicle occupant position to protect the occupant from collision with structures within the vehicle, as well as from collisions with other occupants of the vehicle. The far-side inflatable airbag assemblies of the present disclosure may be particularly beneficial when installed between vehicle occupant positions of the vehicle.
US11577672B2 Grommet
A grommet is provided including a grommet body made of rubber-like elastic material and to be mounted on a mating component, and a center shaft configured to secure the grommet body on the mating component. The grommet body includes a cylindrical insertion portion to be inserted into a mounting hole formed on the mating component, a folded catcher formed on the leading end of the insertion portion, an umbrella-shaped head formed on the rear end of the insertion portion, and a groove-like release space defined on the inner circumferential surface of the insertion portion. The center shaft includes a shaft to be inserted into the inner circumference of the insertion portion, a folded catcher formed on the leading end of the shaft, and a head formed on the rear end of the shaft.
US11577671B2 Absorbing sound insulation motor trim element
The invention relates to a method for producing an absorbing sound insulation motor vehicle trim element having a four-layered structure made from a first foam layer, a second foam layer, a non-woven foam layer and a non-woven fabric layer. The invention further relates to an absorbing sound insulation motor vehicle trim element.
US11577667B2 Badge mounting system for a trim assembly
A badge mounting system that helps promote proper installation of different badges for different vehicle trim variants. The system utilizes a set of trim assembly components that include: a badge having a plurality of badge studs protruding rearwardly in a first pattern; a trim layer having a plurality of trim holes corresponding to the plurality of badge studs and arranged in the first pattern; and a backing plate having a backing plate body with an outer perimeter circumscribing a plurality of recesses extending into the backing plate body, wherein the plurality of badge studs mate with a subset of the plurality of recesses that together form the first pattern, and wherein the first pattern of badge studs is arranged such that the badge can be mounted to the backing plate through the trim layer in only a single orientation of the badge relative to the trim layer.
US11577665B2 Urethane and graphene interior trim panel
A urethane and graphene interior trim panel is provided. In another aspect, the interior trim panel may be an automotive vehicle instrument panel, airbag cover, door trim panel, center console, knee bolster, seat mechanism cover, pillar cover or the like. A further aspect includes a graphene infused thermoplastic polyurethane compound and more particularly a TPU-graphene composition or mixture which can be ground, molded and then used in vehicle interior applications.
US11577662B2 Device and method for securing a display screen arrangement for a vehicle roof, and vehicle roof for a motor vehicle
A device for securing a display for a vehicle roof having a main slider and an adjustment slider. Each can be coupled to the display and configured for pivoting the display open and closed and for moving it. The device may have a lever arrangement coupled to the main slider and adjustment slider for display open-and closed pivoting and movement. The device also has a locking unit having a locking element coupled to the adjustment slider pivotable relative to the adjustment slider, and which cooperates with a locking pin arranged on the lever arrangement, so that an open position of the locking element in which the locking element is spaced from the locking pin, and a closed position of the locking element in which the locking element retains the locking pin, can be set, and the display can be transferred from a first open-pivoted state into a second closed-pivoted state.
US11577657B2 Vehicular luggage tray apparatus
A vehicular luggage tray apparatus is capable of receiving and storing goods in a main tray and a sub tray, and of receiving and storing the main tray and the sub tray in an unused space in a side wall of a luggage room of a vehicle.
US11577656B2 Vehicle system
A vehicle system includes a floor. A dashboard is positioned vehicle-upward of the floor. A plurality of seating assemblies are coupled to the floor and are arranged into a first row and a second row. A base is coupled to the floor and comprises a trough that extends vehicle-rearward from a forward end to a rearward end. A storage console is coupled to the base and is operable to slide within the trough between a forward position that is proximate to the forward end, a rearward position that is proximate to the rearward end, and an intermediate position there between.
US11577655B2 Flexible shelf guard for recreational vehicles
A flexible shelf guard for securing items or products in a shelf of a recreational vehicle is disclosed. The shelf guard is designed with a first section and a second section. The first section and the second section are molded to a middle section using a two-shot molding process, thereby producing the shelf guard. The shelf guard is securely and removably affixed to a top portion of the shelf by inwardly folding both end portions of the first section and the second section. The shelf guard comprises a holder and a drainer. The holder is molded to a front portion of the middle section of the shelf guard using any molding process. The drainer is configured to drain fluid/water within the shelf, thereby preventing the growth of molds and microorganisms by maintaining a dry environment within the shelf.
US11577653B2 Step apparatus for vehicle and vehicle
A step apparatus for a vehicle and a vehicle are provided. The step apparatus for the vehicle includes: a step; a lifting device including an arm assembly, the arm assembly including a plurality of pairs of arms, each pair of arms including a first arm and a second arm; and a driver pivotably connected to a first end of the first arm and a first end of the second arm of each pair of arms. A second end of the second arm of each pair of arms is pivotably connected to the step, a second end of the first arm of each pair of arms is pivotably connected to the vehicle, and the driver is configured to drive the arm assembly to be unfolded and folded to adjust a level of the step.
US11577652B2 Vehicular video camera display system
A vehicular video camera display system includes an interior rearview mirror assembly having a casing and an electro-optic reflective element, with a video display device disposed in the casing behind the electro-optic reflective element. With the interior rearview mirror assembly mounted at the interior cabin portion of the vehicle, a video display screen of the video display device is operable to display video images that are viewable through the electro-optic reflective element by a driver of the vehicle. A rearward-viewing video camera is disposed at a rear portion of the vehicle and views at least rearward of the vehicle. Control circuitry is disposed at the interior rearview mirror assembly. Image data captured by the rearward-viewing video camera is communicated from the rearward-viewing video camera via a twisted pair wire to the control circuitry disposed at the interior rearview mirror assembly.
US11577651B2 Aesthetic display unit for a vehicle
A method for providing one or more of a rear or a side view of a vehicle includes generating a video stream of images subsequently captured by at least one camera of the vehicle or of a virtual mirror device of the vehicle, processing the generated video stream, and displaying the generated video stream on at least one screen of a display unit of the vehicle or of the virtual mirror device.
US11577649B2 Active outside rear view device enclosure
An active outside rear view system for a vehicle includes a support structure mounted to an exterior surface of the vehicle. A rear view device is movably affixed to the support structure. A linkage extends from a first end to a second end, where the first end of the linkage is movably affixed to an aerodynamic enclosure and the second end of the linkage is movably affixed to the support structure. An actuator is engaged with the linkage and moves the aerodynamic enclosure between at least a first position and a second position different from the first position. The aerodynamic enclosure is independently movable relative to the rear view device and the support structure. The aerodynamic first position and the second position provide differing aerodynamic characteristics to the active outside rear view system.
US11577647B2 Surround view by drones
An apparatus includes a visual display to be viewed by a vehicle occupant. At least one drone includes a camera. A controller is configured to receive images from the camera on the at least one drone and generate an overhead view of the vehicle based on the images received from the at least one drone and display the overhead view on the visual display.
US11577643B2 System for detecting surrounding conditions of moving body
This system for detecting the surrounding conditions of a moving body forcibly changes the state of at least one of a plurality of lighting devices (change from an unlit state to a lighting state or a blinking state, change in the emission color, or change in the luminance) installed inside the moving body, if an object to which attention must be paid during traveling of the moving body is detected in the surroundings of the moving body.
US11577639B2 Lighting device for vehicle
A lighting device for a vehicle controls an emission intensity of each of a plurality of light emission units. The lighting device is configured to execute first control of controlling an irradiation area in accordance with a traveling direction of a vehicle, second control of controlling the irradiation area so that a degree of irradiation of light to a position of an object is reduced, and third control of controlling the irradiation area so that the degree of irradiation of the light to a position of a reflection object is reduced. The lighting device selects, as a final target value, a minimum value of a target value of an emission intensity for the first control, a target value of an emission intensity for the second control, and a target value of an emission intensity for the third control.
US11577638B2 Locking bar for arrangement in one load space of a vehicle
A locking bar may include one or more of the following: at least two tube sections which are telescopically arranged in the longitudinal direction of the locking bar; at least two connection elements which are arranged at respective ends of the locking bar and are configured for being received into a holding element; at least one spring element; and a first bar part and a second bar part that are arranged in a manner in which they are rotatable to one another over an angle about their common longitudinal axis, the first bar part including a first tube section of the at least two tube sections and the second bar part including a second tube section of the at least two tube sections, where the spring element is configured such that it applies a torsion force respectively acting on the first and second bar parts.
US11577636B2 Inductive power transmission in aircraft seats
Described are aircraft passenger seat assemblies with a passenger seat, a component with an outer surface attached the passenger seat. An inductive wireless power unit with a coil assembly is included with the aircraft passenger seat assembly, and the coil assembly is positioned within the component. A portion of the outer surface of the component covers the coil assembly. Wires connecting the coil assembly to a power supply are hidden from view within the aircraft passenger seat assembly.
US11577635B2 Vehicle component
A component for a vehicle may comprise a roller rotatable relative to a base, a sheet coupled to the roller and movable between a retracted state and an extended state, a lock mechanism and a button. The lock mechanism may disengage to allow sheet movement and engage to block sheet movement. The lock mechanism may comprise an arm to engage the teeth on the roller to hold the sheet in the extended state. The button may comprise a latch to prevent engagement. The component may comprise an actuator to move the lock mechanism to block sheet movement and rotate the roller to provide tension in the sheet. The actuator may comprise a motor. The component may comprise a sensor and a controller for the actuator/motor. The component may comprise a cover or retractable table.
US11577633B2 Motorcycle back rider armrest and seat
A motorcycle armrest and back rider seat are provided. The seat includes an armrest mounting bracket adapted for being removably mounted to a motorcycle at a position above a rear wheel and proximate to a back rider seat bottom and seat back and a forearm support carried by one end of the armrest mounting bracket and adapted to extend horizontally forward in a back rider forearm supporting position when the armrest mounting bracket is mounted on the motorcycle.
US11577632B2 Shock mitigation seat and shock monitoring system
A shock mitigation seat 10 includes a plurality of individual shock absorbing members 16 resilient to compression from a shock impact. The shock absorbing members 16 are positioned one adjacent another and such that at a certain stage of compression an individual shock absorbing member 16 resiliently deforms and comes into contact with one or more adjacent individual shock absorbing members 16 which thereby increases resistance to further compression. The seat may be incorporated in a shock mitigation system 50 which has at least one sensor operable to detect a force and to provide a feedback signal indicative of the nature of the force and a memory record the incidence and severity of these forces and provides an indication of cumulative forces absorbed.
US11577631B2 Seating assembly with displaceable panel
A seating assembly is provided that includes a seating assembly frame that includes a seatback frame, and a seat frame. The seating assembly further includes a seatback panel coupled to an upper portion of the seatback frame and movable between a stored position relative to the seatback frame and an extended position relative to the seatback frame, and an adjustment mechanism coupled to the seatback panel and the seating assembly frame and movable between a first position and a second position in response to an actuating force.
US11577628B2 Seat connection assembly
A vehicle seating assembly includes a seat back. A seat base is coupled to the seat back. A track assembly and the seat base are translatable fore and aft along the track assembly. A rail cartridge slidably engages with the track assembly. An actuation assembly includes a first electrical connector coupled to the rail cartridge and a support member coupled to a second electrical connector. The second electrical connector is operable between engaged and disengaged positions relative to the first electrical connector via a sliding engagement of the support member along opposing grooves of an engagement member. The second electrical connector is actuated via an actuator coupled to the second electrical connector.
US11577627B2 Control device for fuel cell vehicle and fuel cell vehicle
A control device for a fuel cell vehicle includes a power limiter limiting power of a fuel cell when a temperature correlation value correlated to a temperature of the fuel cell indicates that the temperature is equal to or higher than a temperature threshold, a calculation unit calculating a weight of a towed vehicle, a gradient acquirer acquiring upward gradients at respective points on a planned traveling route, a predictor predicting whether the power of the fuel cell is limited when the fuel cell vehicle is traveling along the planned traveling route in a towing travel state, and a controller issuing, when the predictor predicts that the power of the fuel cell is limited, an alert that a vehicle speed of the fuel cell vehicle is expected to decrease when the fuel cell vehicle is traveling along the planned traveling route in the towing travel state.
US11577626B2 Thermal management system for vehicles with an electric powertrain
This patent application is directed to thermal management systems of vehicles with an electric powertrain. More specifically, the battery system and one or more powertrain components and/or cabin climate control components of a vehicle share the same thermal circuit as the battery module through which heat can be exchanged between the battery module and one or more powertrain or climate control components as needed.
US11577617B2 Dynamic safe state control of electrical motor based on vehicle speed
A dynamic safe state control circuit is disclosed that controls an electrical motor based on vehicle speed. A microcontroller or other processing device is configured to control an inverter system of an electrical motor. The dynamic safe state control circuit is configured to receive a first signal that corresponds to a speed of the electric motor. The circuit is configured to activate any one of a plurality of safe states in the inverter system based on the first signal and in response to a malfunction in the microcontroller.
US11577616B2 Methods, systems, and apparatuses for torque control utilizing roots of pseudo neural network
In various embodiments, methods, systems, and vehicle apparatuses are provided. A method for implementing torque control using a Neural Network (NN) for a torque prediction model to receive a set of measured vehicle operating inputs associated with torque prediction; substituting a set of multiple independent variables into the torque prediction model so that the NN is then taking the form of a simplified pseudo-NN that contains a reduced variable set of one independent variable; processing, the set of measured vehicle operating inputs by the pseudo-NN based on the NN prediction model by using only one independent variable in a pseudo-NN's simplified mathematical expression; and solving for at least one root of the pseudo-NN's simplified mathematical expression by obtaining a root value without having to rely on an inversion operation of a mathematical expression that consists of an entire set of independent variables.
US11577613B2 System and method of controlling solar roof of vehicle
A system and a method of controlling a solar roof of a vehicle are provided. The system includes a solar cell panel and a controller that controls charging of a main battery and an auxiliary battery using power generated from the solar cell panel. A light amount sensor senses the amount of light collected in the solar cell panel and a temperature sensor measures a surface temperature of the solar cell panel.
US11577612B2 System for adjusting regenerative torque according to state of charge of multiple batteries
A powertrain for an electric vehicle has a driveshaft connected to two or more motors where each motor is connected to a battery pack associated with that motor. A controller is used to select one or more motors to be energized for propulsion or used for regenerative braking to recharge the battery pack to which it is coupled. The controller can optimize the state of charge (SOC) difference of the battery packs and provide for a smooth and efficient powering of the vehicle for acceleration and climbing and optimize the range of the vehicle by management of the relative SOC of the battery packs. The electric vehicle can include two or more fuel cells that individually coupled to a motor.
US11577611B2 Method and device for discharging a high-voltage intermediate circuit of a vehicle with a discharge unit
The invention relates to a method (400) for discharging a high-voltage intermediate circuit (110) with a discharge circuit (120), wherein the high-voltage intermediate circuit (110) comprises an intermediate circuit capacitor (130), having the steps of: ascertaining (410) the voltage (U_ZK) of the high-voltage intermediate circuit (110); and actuating (420) the discharge circuit (120) on the basis of the ascertained voltage (U_ZK).
US11577610B2 Multi-function rotational switch for vehicles
Compact, multi-function rotational controllers or switches that allow an operator of a vehicle to simultaneously view the status of a plurality of related functions, and to easily change or toggle the status of each of the functions. A multi-function controller of the present disclosure may include a rotatable central control dial that is at least partially surrounded by a visual indicator panel that indicates a current status for the functions that are controlled by the multi-function controller. The multi-function controller may include a selected function indicator that indicates which of the plurality of related functions is currently selected, control input hardware that receives operator input, and control circuitry that toggles the state of the selected function responsive to such operator input. The multi-function controller may include an “all functions off” function that allows the operator to simultaneously turn all of the related functions off via a single input action.
US11577609B2 Vehicle dashboard assembly
A vehicle dashboard assembly includes a dashboard panel, a display support, a display and a display cover. The dashboard panel has a display receiving space. The display support is coupled to the dashboard panel. The display is removably and reinstallably attached to the display support. The display cover is movably coupled relative to the dashboard panel between a closed position and an open position. The display cover includes a first cover portion for covering a front side of the display and a second cover portion for covering one edge of the display. The first cover portion surrounds a screen of the display while in the closed position to define a display opening for viewing the screen. The first and second cover portions are movable as a unit between the closed and open positions.
US11577604B2 Vehicle system with multiple electric drive axles
Methods and systems are provided for a vehicle system. In one example, the vehicle system includes a first electric drive axle assembly and a second electric drive axle assembly. Each of the first and second axle assemblies has a gear train with a planetary gear set axially offset from a motor-generator. Each planetary gear set is rotationally coupled to a differential.
US11577603B2 Method for adapting a fuel quantity to be injected in an internal combustion engine
A method for operating an internal combustion engine. The method includes: operating the internal combustion engine including a lambda regulation, which sets a fuel quantity to be supplied in accordance with a predefined setpoint lambda value, at preset times, carrying out a filter cleaning operation for a fuel tank ventilation, as a function of the presence of a release condition of the internal combustion engine, carrying out an adaptation of the lambda regulation by adapting at least one adaptation parameter as a function of operating variables of the internal combustion engine, at active filter cleaning operation and upon the presence of the release condition, operating variables which are required to carry out the adaptation of the lambda regulation being recorded, at deactivated filter cleaning operation and presence of the release condition, the adaptation of the lambda regulation being carried out as a function of the recorded operating variables.
US11577600B2 Motor, motor cooling system, and electric vehicle
This application provides a motor, including a stator core and a motor housing provided with a distribution groove, a liquid inlet channel, and a liquid outlet channel. The distribution groove is provided on an inner wall of the motor housing, the liquid inlet channel is in communication with the distribution groove and an outer space of the motor housing, and the liquid outlet channel is in communication with an inner cavity and the outer space of the motor housing. An outer wall of the stator core is provided with a stator groove. The stator groove is in communication with both the distribution groove and the liquid outlet channel. The liquid inlet channel, the distribution groove, the stator groove, and the liquid outlet channel are in communication to form a coolant channel.
US11577598B2 Bearing device for vehicle wheel, and vehicle provided with bearing device for vehicle wheel
A wheel support bearing assembly includes a wheel support bearing and a power unit. The power unit is that of an outer rotor design in which a stator is located at an outer periphery of the wheel support bearing and a rotor is located radially outward of the stator. A radial extension of the entire power unit is sized to be radially inward of a peripheral section of a brake rotor. An entirety of the power unit, excluding a mount part thereof to a hub flange, is sized to be situated in an axial range between the hub flange and a mount surface, on an inboard side of the wheel support bearing. The rotor includes an outer shell magnetic body, which is made from soft magnetic material and forms an outer shell of the power unit, and permanent magnets that are provided to the outer shell magnetic body.
US11577594B2 Roof assembly for a vehicle roof having a roof opening
A roof assembly for a vehicle roof having a roof opening may have a movable roof element for optionally closing and at least partially uncovering the roof opening, a strand-shaped sealing profile which is adapted on a sealing side for sealing against the movable roof element and can be fastened to a fastening side on the vehicle roof. The sealing profile may have a sealing tube which is elongated along a longitudinal axis (X) and which surrounds a hollow chamber, and a recess which extends transversely to the longitudinal axis (X) through the sealing tube, such that the fastening side is fluid-connected to a side of the sealing tube facing away from the fastening side.
US11577593B2 Glass run
A glass run having a general portion formed by extrusion molding and a mold-forming portion that connects terminals of the general portion attached to a corner portion of a door frame has a substantially U-shaped cross section including a vehicle exterior side wall, a vehicle interior side wall, and a bottom wall joining the vehicle exterior side wall and the vehicle interior side wall; and has a vehicle exterior side seal lip and a vehicle interior side seal lip that obliquely protrude in an inner direction of an opening having the substantially U-shaped cross section from the vehicle exterior side wall and the vehicle interior side wall, respectively, and the vehicle exterior side seal lip of the mold-forming portion is formed with a seal lip extension portion having a seal lip length extended as compared to the vehicle exterior side seal lip formed in the general portion.
US11577583B2 Pivoting cursor for frameless glass in a vehicle
A pivoting cursor for a frameless window. A pivoting cursor for a frameless window of a vehicle door, including: a main body portion; a pivoting plate pivotally secured to the main body portion for pivotal movement about an axis; a clamping plate; a seal; and a threaded adjuster for pivoting the pivoting plate with respect to the main body portion.
US11577578B2 Smart vehicle heating and cooling systems and methods
This disclosure describes vehicle climate control systems and methods for more intelligently controlling an occupant comfort level within a vehicle interior in a manner that minimizes energy usage of the vehicle. The climate control system may be automatically controlled in an economical mode (i.e., ECO mode) when certain vehicle conditions are met. For example, the decision to activate the ECO mode of the climate control system may be a function of one or more variables including, but not limited to, vehicle speed, vehicle speed differentials, ambient temperatures, temperature differentials, battery state of charge, predicted low battery state of charge, etc.
US11577577B2 Air conditioning system of a vehicle seat having comfort-optimized operation by means of appropriate switching of the seat ventilation system
A method for air conditioning a vehicle seat that is occupied by a person and that comprises at least one seat ventilation system, wherein at least one humidity sensor is arranged in a seat part and/or a backrest part of the vehicle seat as an actual humidity value transmitter for the absolute air humidity within the cushion part of the at least one seat part and/or backrest part so that a target state of comfort for a person seated on the vehicle seat can be accomplished via a control and regulating device through engagement of the seat ventilation system, wherein the target state of comfort can be controlled to a specifiable target humidity limit value through variation of the air flow of the seat ventilation system as a function of at least one control algorithm that evaluates the detected actual measured humidity value.
US11577575B2 Adjustable hydraulic suspension damper
A hydraulic damper with one end connected to the body of a vehicle and a second end connected to a suspension system of a vehicle. The mechanism allows for multiple hydraulic-fluid metering valve positions to control piston resistance based on a variable pressure input using pressurized gas. The use of compressed gas to mechanically control a valve position allows changes to the piston resistance to be made quickly and to be increased or decreased as desired. The hydraulic damper features a control piston which in turn mechanically controls a valve needle within a hydraulic suspension piston. The position of the valve needle controls the damping characteristics of the suspension piston. When the control piston moves, the position of the valve needle is proportionally adjusted.
US11577574B2 Apparatus for and method of estimating vehicle weight by using vehicle height adjusting device
An apparatus for estimating vehicle weight using a vehicle height adjusting device is provided. The apparatus includes a vehicle height adjusting device that raises or lowers four positions of front left (FL) and right (FR) sides and rear left (RL) and right (RR) sides of a vehicle body, respectively. A vehicle height controller operates the vehicle height adjusting device to raise or lower the FL and FR sides and the RL and RR sides of the vehicle body. A weight estimating unit measures time required for raising or lowering the vehicle body or operating speed of the vehicle body and calculates an expected vehicle weight value by comparing the time required or the operating speed with a preset reference data.
US11577572B2 Methods and systems for using waste energy from electric motors and inverters in electric vehicle air suspension systems
An air suspension system according to the principles of the present disclosure includes a suspension actuator, a reservoir, a compressor, and a first cooling circuit. The suspension actuator has a chamber. The reservoir includes a shell and an adsorptive material. The shell at least partially defines an interior region. The interior region is fluidly connected to the chamber. The adsorptive material is in the interior region. The compressor is fluidly connected to the interior region. The first cooling circuit includes a first heat exchanger, a second heat exchanger, and a conduit. The first heat exchanger is in thermal contact with the interior region. The second heat exchanger is in thermal contact with an electric vehicle component. The conduit is adapted to circulate a fluid between the first heat exchanger and the second heat exchanger. The present disclosure also provides a method of operating the air suspension system.
US11577570B2 Clamp, mount tab and tether for limit strap
A two-piece limit strap clamp for use with a shock absorber and a limit strap retention device is provided. The pieces couple together around the upper end of a shock absorber. The clamp has a protrusion that extends outwardly and is adapted for attachment of the top end of a limit strap. The lower end of the limit strap may be attached to a mounting tab that is coupled to the lower mounting bracket of the shock absorber. Also disclosed is a limit strap with a tether coupled to a spring of the shock absorber to prevent the limit strap from bowing out when the shock absorber is compressed. A method of use of a limit strap with a tether is also disclosed.
US11577565B1 Trailer tongue jack relocation bracket
A trailer tongue jack relocation bracket has a frame bracket firmly attached to a central bracket and a frame plate, wherein the central bracket has spaced-apart top and bottom plate members that can be used to mount a trailer tongue jack to the relocation bracket. The frame bracket can be placed on opposite sides of a trailer frame member to sandwich the frame member therebetween, and then bolted together to clamp the relocation bracket to the trailer.
US11577561B2 Towbar with a hitch ball system
A towbar with a hitch ball system is shown and described. The towbar with a hitch ball system may include a first bushing member, a second bushing member telescopingly engaged with the first bushing member, the second bushing member including at least one aperture, and a pivoting arm telescopingly engaged with the second bushing member. The towbar with a hitch ball system may also include an engagement device operatively coupled with the second bushing member, the engagement device including a pin member and an electrically-operating device, where the electrically-operating device generally aligns the pin member with the at least one aperture of the second bushing member.
US11577560B2 Automated carrier tugger mounted on an autonomous mobile robot for tugging a carrier
There exists a limitation while designing tugger device with latching area for gaining a specific orientation of a powered vehicle and orientation of unpowered trailers. This disclosure relates generally to an automated carrier tugger mounted on an autonomous mobile robot (AMR) for tugging a carrier. The automated carrier tugger includes a rotary joint unit, a swivel adaptor unit, and a tugging unit for clamping a horizontal bar. The rotary joint unit includes a vertical fixed shaft and plurality of integral pipes are integrated with a pipe mounting plate at one end. The swivel adaptor unit include the pipe mounting plate mounted onto the plurality of integral pipes and a male spherical joint integrated with a swivel adaptor plate. The tugging unit includes a single rear clamp and a plurality of front clamps with a plurality of flanges mounted onto a plurality of horizontal axis slides to move at required direction.
US11577558B2 System and method on a towing vehicle to control a towed vehicle's controls and systems
A one-touch control system for operating the controls of a towed vehicle using a towing vehicle. The system includes an electronic control unit integrated into the towed vehicle and configured to receive a selection signal from the towing vehicle and simultaneously control a number of different components based on the selection signal. The components including a switch configured to turn on and off the towed vehicle, a sensor configured to detect whether a passenger is present in the towed vehicle, and an odometer configured to be deactivated when the switch indicates that the towed vehicle is off and the sensor indicates that there are no passengers in the towed vehicle.
US11577557B2 Trailer hitch
In order to connect a trailer hitch, comprising a ball neck, which is movable between an operative position and a rest position and has a pivot bearing body arranged at a first end and a coupling ball arranged at a second end, a pivot bearing unit, which is arranged fixed to the vehicle by means of a carrier that is configured to be secured to a vehicle body, wherein by means of the pivot bearing unit, which has a pivot bearing housing, the pivot bearing body is mounted such that it is pivotal about a pivot axis between the operative position and the rest position, and a rotation-blocking device that, in at least one rotation-blocking position, blocks a pivotal movement of the pivot bearing body about the pivot axis in relation to the pivot bearing unit and, in a release position, releases such pivotal movement, to the carrier in a manner that is stable and simple to assemble, it is proposed that the pivot bearing housing should pass through a receptacle in a bearing part of the carrier and in so doing be held by positively engaging elements such that it cannot rotate in relation thereto, and that on either side of the receptacle the pivot bearing housing should be fixed by support bodies that abut against the bearing part and are supported against both the pivot bearing housing and the bearing part.
US11577552B2 Tire tread with sipes
The tread has a contact face which is provided with a plurality of grooves opening to the contact face and a plurality of contact elements being delimited by the plurality of grooves. Each contact element has a top face constituting a part of the contact face and at least two incisions opening to the top face and extending radially inward of the contact elements. The incisions include at least one thin incision that is delimited via two opposed thin incision faces having a width t1 and at least one thick incision being delimited via two opposed thick incision faces having a width t2. The width t2 is thicker than the width t1. The at least one thick incision comprises at least one protrusion protruding from one of the thick incision face toward another thick incision face. The width t2 of the at least one thick incision is at least equal to 1.0 mm.
US11577549B2 Reinforced resilient support for a non-pneumatic tire
A support structure for a non-pneumatic tire and a tire incorporating such support structure. A continuous membrane extends between a radially-inner leg and a radially-outer leg. Joints and reinforcement may be provided on sides of the membrane. An annular band may be connected with the radially-outer leg. A wheel, hub, or other structure may be connected with the radially-inner leg.
US11577539B1 Pop-up greeting card with plush display element
A greeting card assembly that contains a first flap and a second flap that are joined at a central fold seam. The first flap and the second flap can move between an open configuration and a closed configuration. A flat center support is provided that extends vertically over the central fold seam. The flat center support has a flat face surface and a flat back surface. A plush body is set in the center of the greeting card assembly. The plush body is attached to both the first flap and the second flap. The flat center support extends into an interior of said plush body through an open bottom. When the first flap and the second flap are moved into their closed configuration, the plush body is pressed against both the flat face surface and the flat back surface of the flat center support.
US11577538B2 Ink jet recording method and ink jet recording apparatus
An ink jet recording method includes a treatment liquid attachment step, in which a treatment liquid is attached to a recording medium, and an ink attachment step, in which a water-based ink composition is attached to the recording medium. An ink jet recording apparatus includes a recording medium support and a heating mechanism that heats the recording medium support. The ink attachment step is carried out with the recording medium supported and heated by the recording medium support. In the ink attachment step, the recording medium is heated so that a surface thereof reaches a maximum temperature of 28.0° C. or more and 45.0° C. or less. The ratio between absorbances A and B (A/B) is 0.5 or more and 0.95 or less, where absorbance A is that of a 0.1% by mass mixture of the water-based ink composition in the treatment liquid, and absorbance B is that of a 0.1% by mass mixture of the water-based ink composition in purified water. The recording medium support has a flat support surface for supporting the recording medium.
US11577527B2 Determining alignment using fiducials
A print apparatus is disclosed. In some examples, the print apparatus comprises a print head to deposit print agent onto a substrate; a detector to detect a fiducial; a first light source to back-illuminate the substrate, such that light from the first light source is to be detected by the detector through the substrate; and processing apparatus. The processing apparatus is to operate the print head to deposit print agent to form a first fiducial on a first side of the substrate, the first fiducial comprising a shape of a first colour and having a first dimension, and a background of print agent of a second, different colour, wherein the first dimension of the shape does not exceed a corresponding dimension of the background; operate the print head to deposit print agent to form a second fiducial on a second, opposite side of the substrate, the second fiducial comprising an inverted version of the shape of the first colour; operate the first light source to back-illuminate the substrate; operate the detector to detect the first and second fiducials; and determine whether the first fiducial is aligned with the second fiducial. A method and a machine-readable medium are also disclosed.
US11577526B2 Printing device and control method for printing device
A printing device printing on a medium while being manually moved in relation to the medium is provided. The printing device includes: a speed detection unit detecting a speed of movement at which the printing device is moved; and a stop control unit stopping the printing when the speed of movement exceeds a threshold.
US11577523B2 Liquid discharge apparatus
A liquid discharge apparatus includes a plurality of heads configured to discharge a liquid, a supply channel connected to the plurality of heads, the supply channel configured to supply the liquid to the plurality of heads, a collection channel connected to the plurality of heads, the collection channel configured to collect the liquid from the plurality of heads, a supply damper configured to define a deformable wall of the supply channel, a collection damper configured to define a deformable wall of the collection channel, a supply damper chamber facing the supply damper, a collection damper chamber facing the collection damper, a pressure pump configured to apply a pressure to the supply damper chamber, and a depressurize pump configured to apply a negative pressure to the collection damper chamber.
US11577522B2 Inkjet printing apparatus and control method of the inkjet printing apparatus
According to an aspect of the present invention, an inkjet printing apparatus includes a print head having an ejection opening surface on which ejection openings for ejecting ink are formed, a tank storing ink to be supplied to the print head, a supply flow path for supplying the ink from the tank to the print head, a collection flow path for collecting the ink from the print head to the tank, a supply pump provided in the supply flow path to supply the ink from the tank to the print head, a tank decompression pump which decompresses the inside of the tank, and a control unit which controls to drive the supply pump and the tank decompression pump to fill the collection flow path with ink.
US11577518B2 Printer and method for detecting abnormal event in printer
A printer includes a head, an electrode, a moving unit, a voltage application circuit, and a controller. The head has an ejection surface having a nozzle. The head is configured to eject liquid from the nozzle. The moving unit is configured to move at least one of the electrode or the head. The voltage application circuit is configured to apply a certain voltage between the head and the electrode. The controller is configured to: drive the moving unit such that the ejection surface faces the electrode; drive the voltage application circuit to apply the certain voltage between the head and the electrode; compare a level of an output signal input to the controller from the electrode with a particular threshold; and based on the comparison result, determine that liquid is present between the ejection surface and the electrode.
US11577517B2 Maintenance system using foaming cleaning bath
A printhead maintenance system includes: an inkjet printhead; a carriage movable longitudinally along the printhead in a cleaning direction, the carriage having a maintenance member including: a fluid bath having a mouth opposing the nozzle face of the printhead, a primary fluid inlet at an upstream end of the fluid bath relative to the cleaning direction, a suction nozzle at a downstream end of the fluid bath relative to the cleaning direction and a pair of wipers flanking the fluid bath; and a traversing mechanism for traversing the carriage along the printhead. The maintenance member does not contact inkjet nozzles of the printhead; the wipers each comprise a wiper material for contacting respective parts of the printhead flanking a nozzle face; and the wiper material is air-permeable such that, in use, suction of air through the wiper material into the fluid bath generates a foam in the fluid bath.
US11577516B2 Liquid discharge apparatus
A liquid discharge apparatus includes a head including a nozzle surface having nozzles, the head configured to discharge a liquid from the nozzles, a head plate holding the head, and a wiping device including a wiper configured to wipe the nozzle surface of the head, a wiper support plate holding the wiper, the wiper support plate vertically movable with respect to the head plate, a cover between the head plate and the wiper support plate, the cover configured to cover the wiper, a lifting device configured to vertically move the wiper support plate and the cover toward the head plate until the cover contacts the head plate, and an adjuster between the wiper support plate and the cover, the adjuster configured to adjust a position of the wiper support plate with respect to the cover.
US11577515B2 Liquid ejecting device
A supporting section is disposed to confront an ejection surface and supports a recording medium. A first tank is mounted on a first-tank mount section. A liquid conveying section conveys liquid to a liquid ejecting head. A receiving section receives liquid ejected from the liquid ejecting head. A waste-liquid conveying section conveys liquid to the waste-liquid tank. A first casing holds the liquid ejecting head, the first-tank mount section, and the liquid conveying section. A second casing holds the supporting section, the receiving section, the waste-liquid tank, and the waste-liquid conveying section. The first casing is connected with the second casing such that the first casing is movable relative to the second casing. The first casing takes a first position at which the ejection surface confronts the supporting section and a second position at which the ejection surface is farther away from the supporting section than at the first position.
US11577512B2 Liquid discharge head, liquid discharge apparatus, and actuator
A liquid discharge head to discharge a liquid includes a piezoelectric body, a first electrode layer disposed at least partly on the piezoelectric body in a stacking direction, and a first wiring disposed on the first electrode layer in the stacking direction, the first wiring being more likely to cause ion migration than the first electrode layer, in which the piezoelectric body, the first electrode layer, and the first wiring are stacked in the stacking direction. When a predetermined area on the piezoelectric body is a first area, and a predetermined area adjacent to the first area on the piezoelectric body is a second area, both the first wiring and the first electrode layer are disposed in the first area, and the first wiring is not disposed while the first electrode layer is disposed in the second area.
US11577505B2 Print head drive circuit and liquid ejecting apparatus
A print head drive circuit drives a print head including an ejecting portion ejecting a liquid in response to a drive signal propagating through a drive signal line and a storage portion storing ejecting portion-related information changing in accordance with use of the ejecting portion, in which processing of reading the ejecting portion-related information changing in accordance with the use from the storage portion is performed before the drive signal for ejecting the liquid from the ejecting portion is supplied to the print head.
US11577502B2 Printing device
A printing device for printing substrates, such as circuit boards, wafers, or solar cells, has at least one movably mounted printing unit with a working surface on which the substrate to be printed can be placed. The printing unit is paired with a transport belt device, which has a supply roller with a transport belt wound thereon, a collection roller for winding up the transport belt, and two deflecting surfaces, in particular deflecting rollers, which are paired with the working surface. The transport belt is guided by the supply roller over one deflecting surface and onto the working surface in order to form a contact surface for the substrates, and by the working surface over the other deflecting surface to the collection roller. The deflecting surfaces can be moved together with the respective printing unit. The supply and collection rollers are held on the printing device in a stationary manner.
US11577501B2 Protected graphics and related methods
An improved protected graphics assembly according to the invention comprises the following sequential layers: optionally, at least one adhesive layer; at least one graphics layer; and at least one outwardly exposed polymer layer that is essentially free of low surface energy materials and has a gloss value of greater than 90 when tested according to ASTM D2457-03 at a 60-degree angle. The assembly is beneficially applied to a variety of articles and used in a variety of related methods. In an exemplary embodiment, a race car comprises a protected graphics assembly that comprises: optionally, at least one adhesive layer; at least one outwardly exposed polymer layer that is essentially free of low surface energy materials; and at least one graphics layer substantially protected from exterior exposure by the polymer layer.
US11577497B2 Method for preparing thermoplastic polyurethane film and thermoplastic polyurethane film prepared thereby
A method for preparing a thermoplastic polyurethane film having a large thickness and excellent durability, and a thermoplastic polyurethane film prepared thereby are provided.
US11577496B2 Polyamide resin composition and molded article comprising the same
A polyamide resin composition and a molded article manufactured using the same. The polyamide resin composition includes: about 40 wt % to about 60 wt % of a polyamide resin including a repeat unit represented by Formula 1 and a repeat unit represented by Formula 2 as defined in the specification; about 1 wt % to about 10 wt % of a maleic anhydride-modified olefin-based copolymer; about 5 wt % to about 20 wt % of calcium carbonate subjected to surface treatment with a silane compound; and about 20 wt % to about 40 wt % of glass fibers, wherein the silane compound includes a functional group comprising an amino group, an epoxy group, and/or a (meth)acryloxy group. The polyamide resin composition and the molded article produced using the same can have good properties in terms of plating adhesion, impact resistance, thermal resistance, and/or appearance, and the like.
US11577495B1 Self-adherent wall decoration
A self-adherent wall decoration has a body and two adhesive strips. The body is flexible and has a wear layer, a vinyl print layer, a waterproof core layer, and an underlayment layer. The wear layer is composed of poly(vinyl chloride), acrylate copolymer, dioctyl terephthalate, organotin thermal stabilizers, etc. The vinyl print layer is formed on the wear layer, and is composed of poly(vinyl chloride), acrylate copolymer, etc. The waterproof core layer is formed on the vinyl print layer, and is composed of poly(vinyl chloride), acrylonitrile-butadiene-styrene copolymer, etc. The underlayment layer is a poly(vinyl chloride) film, and is formed on the waterproof core layer. The two adhesive strips are adhered to a side of the underlayment layer of the body away from the waterproof core layer, wherein each one of the two adhesive strips is located near a respective one of two parallel sides of the body.
US11577494B2 Multilayer stretch films and methods thereof
Embodiments disclosed herein include multilayer films having a cling layer, a core layer, and a release layer, wherein the cling layer comprises a propylene interpolymer and the core layer comprises a core layer polyethylene composition.
US11577492B2 Protective display film with glass
A display film includes a transparent glass layer having a thickness of 250 micrometers or less, or in a range from 25 to 100 micrometers. A transparent energy dissipation layer is fixed to the transparent glass layer. The transparent energy dissipation layer has a glass transition temperature of 27 degrees Celsius or less, a Tan Delta peak value of 0.5 or greater, or from 1 to 2 and a Young's Modulus (E′) greater than 0.9 MPa over a temperature range of −40 degrees Celsius to 70 degrees Celsius. In a preferred embodiment, the transparent energy dissipation layer comprises a cross-linked polyurethane layer or a cross-linked polyurethane acrylate layer.
US11577491B2 Metallic lustrous member with radio wave transmissibility, article using same, and production method therefor
A metallic lustrous member with radio wave transmissibility is provided, which is capable of being easily produced, while ensuring a structure in which not only chromium or indium but also any of some other metals such as aluminum is formed as a metal layer on a continuous surface of any of various materials, and also an article using the member is provided. A production method for a metallic lustrous member with radio wave transmissibility, which is capable of easily forming, as a metal layer, not only chromium or indium but also any of some other metals such as aluminum, on a continuous surface of any of various materials. The metallic lustrous member comprises a substrate having radio wave transmissibility, and an aluminum layer formed directly on a continuous surface of the substrate. The aluminum layer has a discontinuous region including a plurality of separated segments which are mutually discontinuous.
US11577484B2 Inflation and sealing device with web control
The present disclosure is directed to a web control guide for an inflation and sealing assembly of a protective packaging formation device for inflating a web material into a chain of inflated cushions. The web control guide is positioned along a material path at a transverse spacing from a first compression element and constrains a first thickness of the material path measured normal to the longitudinal and transverse directions of the material path. The transverse spacing and constrained thickness dimension are sufficiently small to prevent transverse movement of the flexible material towards the first compression element to avoid excessive heating of the web material outside a sealing zone.
US11577483B2 Dunnage system with coiler, automated taping and ejecting apparatus and method
A dunnage conversion system includes a machine for converting a stock material into a strip of relatively lower-density dunnage, a coiling mechanism for winding the strip into a coil, a taping mechanism for automatically securing a trailing end of the strip to the coil, and a coil ejecting mechanism for automatically removing the coil from the coiling mechanism. The taping mechanism includes a guide surface between an outlet of the machine and the coiling mechanism to guide the strip to the coiling mechanism and to guide tape for engagement with a trailing end of the strip and to secure the trailing end of the strip to the coil. The coil ejecting mechanism includes a lever arm that pivots to push the completed coil off the coiling mechanism.
US11577481B2 Apparatus and method for cylinder changeover with a mechanically lockable force-building cylinder
An electro-hydrostatic drive for realizing a rapid movement and a force-building movement, comprising a hydro-machine with variable volume and/or rotational speed, driven by an electric motor, for providing a volume-flow of a hydraulic fluid, a first cylinder with a housing, a piston, a cylinder rod, and a first and a second cylinder chamber, a second cylinder with a piston, a cylinder rod, and a first and a second cylinder chamber, a moveable carrier plate, a pillar, and a clamping apparatus to clamp and/or unclamp the first cylinder to the pillar, where the hydraulic drive has a closed hydraulic circuit, which has, when run, a positive pressure above atmospheric pressure and which, by utilizing the hydro-machine, can pressurize either the first or the second cylinder chamber of the first cylinder and/or the first or the second cylinder chamber of the second cylinder. The moveable carrier plate is connected both to the first cylinder and to the second cylinder. For the force-building movement, the first cylinder is clamped, by the clamping apparatus, to the pillar and one cylinder chamber of the first cylinder is pressurized with the hydraulic fluid, and for the rapid movement, the first cylinder is unclamped, by the clamping apparatus, from the pillar and one cylinder chamber of the second cylinder is pressurized with the hydraulic fluid.
US11577480B2 Method and apparatus for mass production of AR diffractive waveguides
A method and apparatus for mass production of AR diffractive waveguides. Low-cost mass production of large-area AR diffractive waveguides (slanted surface-relief gratings) of any shape. Uses two-photon polymerization micro-nano 3D printing to realize manufacturing of slanted grating large-area masters of any shape (thereby solving the problem about manufacturing of slanted grating masters of any shape on the one hand, realizing direct manufacturing of large-size wafer-level masters on the other hand, and also having the advantages of low manufacturing cost and high production efficiency). Composite nanoimprint lithography technology is employed (in combination with the peculiar imprint technique and the composite soft mold suitable for slanted gratings) to solve the problem that a large-slanting-angle large-slot-depth slanted grating cannot be demolded and thus cannot be manufactured, and realize the manufacturing of the slanted grating without constraints (geometric shape and size).
US11577477B2 Pre-impregnated fibre-reinforced composite material and manufactured article obtained by forming and complete curing of said pre-impregnated fibre-reinforced composite material
The invention relates to a pre-impregnated fibre-reinforced composite material in laminar form, obtained impregnating a fibrous mass with a polymeric binder composition and intended to be subjected to successive forming and complete curing operations to produce a fibre-reinforced composite material. The polymeric binder composition comprises one or more resins chosen in the group consisting of siloxane resins and silsesquioxane resins, and can optionally comprise one or more organic resins. The polymeric binder composition appears as a liquid with viscosity between 55000 and 10000 mPas at temperatures between 50° C. and 70° C. The polymeric binder composition forms a polymeric binder matrix, not cross-linked or only partially cross-linked, that fills the interstices of the fibrous mass. The invention also relates to a method for making said pre-impregnated fibre-reinforced composite material in laminar form. The invention also relates to a manufactured article obtained by hot forming and complete curing of the aforesaid pre-impregnated fibre-reinforced composite material, as well as a method for making said manufactured article.
US11577474B2 Heat sealer provided with interfacial temperature sensor
The embodiment provides a heat-sealing apparatus and a method of accurately controlling heat sealing temperature by measuring the temperature using a heat-sealing apparatus which heat-seals a pair of heat seal materials by nipping them between a pair of heating bodies. The method of heat-sealing includes mounting a cover material on the surface of at least one of the heating bodies to be in contact with the heat seal material, attaching a minute temperature sensor to the surface of the cover material on the side to be in contact with the heat seal material, and controlling temperature of welding face by the temperature detected by the minute temperature sensor, and an apparatus therefor.
US11577470B2 Three-dimensional shaping apparatus
Provided is a three-dimensional shaping apparatus in which surface of a three-dimensional shaped object can be prevented from being roughened. The three-dimensional shaping apparatus that shapes a three-dimensional shaped object by stacking layers of a material includes: a stage; a discharge unit that has a nozzle surface in which a nozzle hole is formed; a moving unit that is configured to change a relative position between the stage and the nozzle surface; and a control unit that is configured to control the moving unit. The control unit drives the moving unit such that a relation between a gap G between the nozzle surface and the stage or the layer of the material when the material is discharged from the discharge unit and an outer diameter Dp of the nozzle surface satisfies a following relation (1). Dp≤20×G+0.20[mm]  (1)
US11577468B2 3-D printing apparatus for fabricating supercapacitor or secondary battery
Disclosed is a 3-D printing apparatus. The apparatus includes an ink output module including an ink supply unit having an ink for forming an electrode portion, electrolyte or packaging portion received therein and an ink discharge unit coupled to the ink supply unit; a driving unit having the ink output module mounted thereon to move the ink output module in an X, Y, Z axis direction with respect to a substrate where a supercapacitor or secondary battery will be formed; a dispenser connected to the ink supply unit to supply gas having controlled pressure to the ink supply unit through a gas supply tube and to supply the ink within the ink supply unit through the ink discharge unit; and a controller controlling the output of the ink by transmitting a control command for fabricating the supercapacitor or the secondary battery to the dispenser and the driving unit.
US11577460B2 Additive manufacturing spatter shielding
A spatter protection system for an additive manufacturing machine can include a sheet configured to be disposed over a build area of the additive manufacturing machine. The sheet can include an aperture configured to allow a spatter from the build area to eject through the aperture during energy application and to land on a back side of the sheet to prevent the spatter from landing on the build area. The system can include a motive system supporting the sheet and configured to move the sheet to locate the aperture over an energy application area.
US11577459B2 Shipping and handling fluid for a three-dimensional printer
An example of a shipping and handling fluid for a three-dimensional (3D) printer is disclosed. The shipping and handling fluid includes a co-solvent, a first sugar alcohol, a second sugar alcohol, a surfactant, and a balance of water. The first sugar alcohol includes a ring structure, and the second sugar alcohol has a linear structure.
US11577458B2 Additive layer manufacturing method and articles
An additive layer manufacturing method, preferably using selective laser sintering, for manufacturing a solid article, the method including applying a layer of a powder, the powder including at least one powdered (co)polymer, onto a solid substrate in a processing chamber; fusing the powder layer onto the solid substrate; subsequently depositing successive layers of the powder, wherein each successive layer is selectively fused prior to deposition of the subsequent layer of powder so as to form the article. In some embodiments, the powder further includes abrasive particles having a hardness greater than or equal to that of aluminum oxide.
US11577457B2 Methods and systems for 3D printing with a 3D printing platform including printing tool coupling components
Methods and systems for 3D printing use a 3D printing device defined by a polar coordinate frame including an r-axis, a z-axis, and a rotational theta axis. The device includes a base, a rotatably attached printing stage is rotatably attached, a z-axis aligned pair of towers, an r-axis aligned rail slidably coupled to the towers, a print head slidably disposed on the rail, a printing tool coupling component (“master”) joined to the print head, and a rotatable tool carousel with bays housing printing tools, each including a printing tool body (“slave”). The slave may be coupled with and locked to or unlocked from the master to form a coupled tool assembly through a mechanical actuation assembly. With the coupled tool assembly, a printing tool is removable from a respective bay when the coupled tool assembly moves along the r-axis in a direction opposite from the rotatable tool carousel.
US11577456B2 Molded panels
Examples include a process comprising forming a molded panel that includes a fluid ejection die molded in the molded panel. The molded panel is formed with a mold chase and a release liner. The mold chase has a fluid slot feature that aligns with fluid feed holes of the fluid ejection die. The mold chase and release liner is released from the molded panel such that the molded panel has a fluid slot formed therethrough corresponding to the fluid slot feature of the mold chase, and the fluid slot is fluidly connected to the fluid feed holes of the fluid ejection die.
US11577453B2 Additive manufacturing system and a method of additive manufacturing
An additive manufacturing system has a light permeable base, a build carrier for holding a workpiece and a light source which is arranged to emit light through the light permeable base. The light permeable base and the build carrier are positionable relative to each other in a build dimension in which the workpiece is built up. The system further has a resin vat in which the light permeable base forms a wall portion thereof. The system further comprises a plurality of resin supplies for supplying different light hardenable resins in direct contact with each other in said vat. The system facilitates the rapid manufacturing of a dental restoration having a color gradation.
US11577451B2 Bioprinter for the fabrication of tissue
Described herein are bioprinters comprising: one or more printer heads, wherein a printer head comprises a means for receiving and holding at least one cartridge, and wherein said cartridge comprises contents selected from one or more of: bio-ink and support material; a means for calibrating the position of at least one cartridge; and a means for dispensing the contents of at least one cartridge. Further described herein are methods for fabricating a tissue construct, comprising: a computer module receiving input of a visual representation of a desired tissue construct; a computer module generating a series of commands, wherein the commands are based on the visual representation and are readable by a bioprinter; a computer module providing the series of commands to a bioprinter; and the bioprinter depositing bio-ink and support material according to the commands to form a construct with a defined geometry.
US11577449B2 Method for manufacturing polyimide-based film and polyimide-based film manufactured thereby
The present invention relates to a method for manufacturing a polyimide-based film and a polyimide-based film manufactured thereby and, particularly, to a method for manufacturing a polyimide-based film and a polyimide-based film manufactured thereby, wherein the polyimide-based film is useful as a cover substrate for a flexible electronic device since flexure characteristics thereof, represented by yield elongation, are excellent.
US11577447B2 Pouch forming apparatus and method
To solve the above problem, a pouch forming apparatus according to an embodiment of the present invention includes: a die in which a forming space is recessed inward from a top surface thereof; a partition wall partitioning the forming space into first and second forming spaces; a stripper disposed above the die and configured to descend to contact the die with the pouch film therebetween to fix the pouch film to be seated on a top surface of the die; and an electromagnetic force generation part disposed above the forming space and configured to generate electromagnetic force and configured to apply the electromagnetic force to the forming space.
US11577445B2 Adaptable blow mould
The invention relates to a blow mould for transforming plastic parisons to form plastic containers, having a base part, a first side part and a second side part, wherein, in the assembled state of the blow mould, this base part together with the side parts form a hollow space, within which the plastic parisons can be expanded to form the plastic containers. According to the invention, at least one element of the blow mould has a first fastening section to which a first adapter element can be attached, which adapter element facilitates changing of the blow mould by means of a robot device, wherein this fastening section is formed in such a way that this adapter element can be attached releasably to this fastening section, and wherein this fastening section is formed in such a way that the blow mould can be arranged both with this adapter element and also without this adapter element on a transforming device for transforming plastic parisons to form plastic containers.
US11577442B2 Polymeric tube forming apparatus with a multi-dimensional control system
A tube forming apparatus for forming polymeric tubing includes a housing between rear and discharge ends. The tube forming apparatus includes a core tube assembly with an exterior core tube and an inner core tube positioned partially therein and in an interior area of the housing. The tube forming apparatus includes a die that has an inner die-surface. A diverter tip is mounted in and extends from the inner core tube into the die forming a die opening between the die and the diverter tip. The tube forming apparatus includes a core tube adjustment system mounted proximate the rear end which includes an axial displacement device configured to axially position the core tube assembly for modulating wall thickness of the tube and/or an angular displacement device configured to modulate the inner core tube for modulating concentricity of the tube.
US11577438B2 Filtering device and method for operating same
The invention relates to a filtering device for filtering a fluid, and in particular a liquefied plastic. The filtering device includes a control unit to control the position of a screen carrier by generating control signals such that the fluid pressure in a fluid inlet channel and/or in a fluid outlet channel remains within definable pressure ranges while a cavity is being filled.
US11577437B2 Plasticizing device, injection molding device, and three-dimensional shaping device
A plasticizing device that plasticizes at least a part of a material to generate a plasticized material, the plasticizing device includes: a drive motor; a screw configured to rotate around a rotation axis by a drive force of the drive motor and having a groove forming surface in which a groove is formed; a speed reducer disposed between the drive motor and the screw and configured to transmit the drive force of the drive motor to the screw; a barrel having a facing surface facing the groove forming surface and having a through hole into which the plasticized material flows; a first heater configured to heat the material supplied between the screw and the barrel; a first cooling unit configured to cool the drive motor; and a heat insulating unit disposed between the first cooling unit and the speed reducer. At least a part of the heat insulating unit overlaps the first cooling unit when viewed along the rotation axis of the screw.
US11577436B2 Mold assembly for injection molding of a plastic pipe fitting and injection molded pipe fitting made of plastics
A mold assembly (1) for injection molding of a plastic pipe fitting (2, 3). The pipe fitting comprises an elbow-shaped or a tee-shaped internal flow channel (4). At least one of the first core member (14) and the second core member (15) of the core package (12, 13) comprises a built-in cooling arrangement (20) for cooling of the core package (12, 13), the cooling arrangement (20) extending longitudinally inside said core member over a substantial length of said core member. The pipe fitting (2, 3) comprises an elbow-shaped or tee-shaped internal flow channel (4) comprising at least two channel parts (5, 6, 7) arranged at a first angle (α) in relation to each other, the channel parts (5, 6, 7) each having a circular cross-section and a smoothly radiused inner corner face (8) between each two channel parts being at said first angle in relation to each other, the at least one of the channel parts having an inner diameter D, a length L from central corner point to the end of the channel part, the inner corner face having a rounding radius R. The ratio (D/R) of the inner diameter D and the rounding radius R is in the range 2 to 5, and the ratio (L/D) of the length L and inner diameter D is in the range 8 to 3.
US11577429B2 Manufacturing process, tool stand, and drill bit
A drill bit includes a drill bit head, a multi-strand helix made up of three or more helix ribs, and a shank end along a drill bit axis. The multi-strand helix is made up of a conveyance area, a helix gradient, and a pitch. The helix ribs extend parallel to the drill bit axis in a first area adjacent to the drill bit head and a second area adjacent to the shank end.
US11577422B2 Display or storage assembly for handheld power tool
A hanger for suspending a chainsaw in a display is provided. The display may include a bar assembly that includes two parallel bars that project substantially parallel to each other. The hanger may include a first interface portion disposed at a first end of the body, and the first interface portion may include a first aperture and a second aperture. The hanger may additionally include a second interface portion disposed proximate to a second end, and a portion of the first face of the body may extend along a guide bar of the chainsaw. The second interface portion may align with a receiving orifice formed in the guide bar to enable a releasable fastener to operably couple the guide bar to the hanger. The first and second apertures may be configured to slidingly engage with the bars of the bar assembly to suspend the chainsaw from the bar assembly.
US11577419B2 Sheet perforating apparatus
A sheet perforating apparatus includes a punch unit configured to punch holes in a sheet from an image processing apparatus. A dust box is below the punch unit and detachably attached to a case. A lid member is attached to the dust box and is displaceable between a closed state, in which the lid member closes an opening of the dust box, and an open state, in which the lid member does not close the opening of the dust box. When in the open state, the lid member is electrically grounded to weaken static electricity of punch chips dropped from the punch unit to the lid member and directs the punch chips towards the opening.
US11577418B2 Apparatus and method for making and cutting paper tube
A paper tube making and cutting machine includes a fixed rod, a paper tape winding mechanism, an angle measurement unit, a length measurement unit, a cutter, and a drive mechanism. The paper tape winding mechanism wraps or winds at least one paper tape around the fixed rod to form a paper tube. The angle measurement unit measures an angle of the paper tape winding mechanism or the paper tape relative to the fixed rod. The length measurement unit measures a conveyed length of the paper tape. The drive mechanism determines and sets a moving speed of the cutter along the fixed rod according to the angle and the conveyed length, such that the moving speed of the cutter is corresponding to or close to a producing speed or generation rate of the paper tube formed on the fixed rod, in order to prevent the paper tube from pushing a side surface of the cutter or to prevent the cutter from pulling and stretching the paper tube to thereby improve durability of the cutter and the quality of a cut paper tube.
US11577413B2 Electric handheld hair trimmer including blade with beveled portions
A trimmer includes a blade assembly. The blade assembly includes a stationary blade and a movable blade. Each of the stationary blade and the movable blade includes blade teeth. The stationary blade includes a first transverse edge portion, a second transverse edge portion, and a middle portion. The first transverse edge portion includes a first upper surface extending from a first edge to the upper surface. The second transverse edge portion includes a second upper surface extending from a second edge to the upper surface. The first transverse edge portion and the second transverse edge portion are beveled from the middle portion to the respective edges of the stationary blade. The stationary blade is symmetric about a midline of the middle portion.
US11577412B2 Utility knife
A utility knife and methods for using the same are disclosed. The utility knife includes a handle portion, a head unit attached to the handle portion, and a blade attached to the head unit. The handle portion is made of two parts jointed together by a hinged connection arrangement. A blade support component is also included which orients the blade in perpendicular relation to a central axis of the handle. The exemplary utility knife can safely be used in many applications with a design configured to help prevent user contact with the blade's cutting edge or edges.
US11577411B2 Boot seal, robot, and parallel link robot
A boot seal is detachably attached to a joint including: a drive link and link members; and a ball joint for linking them to be relatively rotatable or swivelable. The ball joint includes a ball shank having a shaft section fixed to the drive link and a ball section provided on one end of the shaft section and a holder that is fixed to an end section of each of the link members and that has a ball-receiving section for supporting the ball section in a state where the ball section is surrounded. A cover main body that covers the gap between the ball shank and the holder and that is formed of a flexible material includes through-holes through which the shaft section is made to pass, a slit that continuously extends between the through-holes, and a fastener opening and hermetically closing the slit along the entire length thereof.
US11577410B2 Control mechanisms and methods of tool-holding arm for exoskeletons
A tool-holding arm includes a plurality of links and a tool coupling that removably secures a tool to the tool-holding arm. A first fluid spring provides a gravity-counteracting force to the tool-holding arm. A locking mechanism selectively locks the first fluid spring. An adjustment mechanism selectively adjusts an amount of the gravity-counteracting force provided by the first fluid spring.
US11577409B2 Drive arrangements for robot arms
A robot arm comprising a plurality of limbs articulated relative to each other, the robot arm extending from a base to a distal limb carrying a tool or an attachment point for a tool, the distal limb being attached by a revolute joint to a second limb, and the robot arm comprising a motor having a body and a drive shaft configured to drive rotation of the distal limb relative to the second limb about the revolute joint, wherein the body of the motor is fast with the distal limb.
US11577402B2 Robot system and portable teaching device
A robot system includes a mobile robot configured to move, a portable teaching device including a display section configured to display information, the portable teaching device teaching the mobile robot, a first detecting section configured to detect a present position of the portable teaching device, a second detecting section configured to detect a present position of the mobile robot, and a display control section configured to cause, based on a detection result of the first detecting section and a detection result of the second detecting section, the display section to display the present position of the portable teaching device and the present position of the mobile robot.
US11577401B2 Modular robotic food preparation system and related methods
A modular robotic kitchen system is conveniently adaptable to perform a wide range of cooking applications. The modular robotic kitchen system can include a plurality of discrete modular units organized in a small footprint such that multiple types of cooking applications can be performed without a need to replace the modular units. Exemplary modular units include an ingredient module, robotic arm module, assembly and packaging module, and warming module. Optionally a transport unit or sled moves the modules into position. The modular kitchen system includes a central processor operable to carry out different cooking applications upon downloading software corresponding to the specific cooking application and without retooling the existing modules. Related methods are also described.
US11577399B2 Robot system, method for controlling robot, robot controller, and non-transitory computer-readable storage medium
A robot system includes a robot, a vision sensor, a target position generation circuit, an estimation circuit, and a control circuit. The robot includes an end effector and is configured to work via the end effector on a workpiece which is disposed at a relative position and which is relatively movable with respect to the end effector. The vision sensor is configured to take an image of the workpiece. The target position generation circuit is configured to, based on the image, generate a target position of the end effector at every generation interval. The estimation circuit is configured to, at least based on relative position information related to the relative position, estimate a change amount in the relative position at every estimation interval. The control circuit is configured to control the robot to move the end effector based on the target position and the change amount.
US11577398B2 Robot, measurement fixture, and tool-tip-position determining method
A robot including an arm, a tool attached to the arm, a measurement fixture to be attached to a tip portion of the tool detachably, and a controller that recognizes a reference coordinate system used to control the arm, and that controls the arm. The controller stores data indicating a positional relationship between a tip of the tool and the measurement fixture or data to be used to calculate the positional relationship, and the controller calculates positional coordinates of the tip of the tool in the reference coordinate system based on position data of the measurement fixture and the positional relationship, where the position data is detected by using acquired image data from a visual sensor whose position is associated with the reference coordinate system.
US11577392B2 Splitting transformers for robotics planning
Methods, systems, and apparatus, including computer programs encoded on computer storage media, for optimizing a plan for one or more robots using a process definition graph. One of the methods includes receiving a process definition graph for a robot, the process definition graph having a plurality of action nodes. One or more of the action nodes are motion nodes that represent a motion to be taken by the robot from a respective start location to an end location. It is determined that a motion node satisfies one or more splitting criteria, and in response to determining that the motion node satisfies the one or more splitting criteria, the process definition graph is modified. Modifying the process definition graph includes splitting the motion node into two or more separate motion nodes whose respective paths can be scheduled independently.
US11577389B2 Method for reducing vibration of robot arm
A method for reducing vibration of a robot arm includes: a step of mounting at least one inertia actuator and at least one vibration signal capturing unit to a processing end of a robot arm; a step of applying the at least one vibration signal capturing unit to detect a vibration generated at the processing end of the robot arm so as to generate a vibration signal; a step of applying a central processing unit to evaluate the vibration signal and coordinates of the processing end of the robot arm so as to capture at least one set of corresponding control parameters for calculating at least one output force; and, a step of having the inertia actuator to apply the output force to the processing end of the robot arm for counteracting the vibration at the processing end of the robot arm.
US11577388B2 Automatic robot perception programming by imitation learning
Apparatus, systems, methods, and articles of manufacture for automatic robot perception programming by imitation learning are disclosed. An example apparatus includes a percept mapper to identify a first percept and a second percept from data gathered from a demonstration of a task and an entropy encoder to calculate a first saliency of the first percept and a second saliency of the second percept. The example apparatus also includes a trajectory mapper to map a trajectory based on the first percept and the second percept, the first percept skewed based on the first saliency, the second percept skewed based on the second saliency. In addition, the example apparatus includes a probabilistic encoder to determine a plurality of variations of the trajectory and create a collection of trajectories including the trajectory and the variations of the trajectory. The example apparatus also includes an assemble network to imitate an action based on a first simulated signal from a first neural network of a first modality and a second simulated signal from a second neural network of a second modality, the action representative of a perceptual skill.
US11577380B2 Systems and methods for privacy management in an autonomous mobile robot
A method of operating a mobile cleaning robot can include receiving a privacy mode setting from a user interface, where the privacy mode setting is based on a user selection between at least two different privacy mode settings for determining whether to operate the mobile cleaning robot in an image-capture-restricted mode. An image stream of an image capture device of the mobile cleaning robot is permitted in an absence of a user-selection of a more restrictive one of the privacy settings. At least a portion of the image stream is restricted or disabled based at least in part on a user-selection of a more restrictive one of the privacy settings.
US11577378B2 Combined toolbox
A combined toolbox is provided, including: first side walls, each first side wall including connection projections; second side walls, each second side wall including connection recesses, adjacent first and second side walls being connected by engagement of the connection projections within the connection recesses, the first and second side walls defining a receiving space; fastening assemblies, each fastening assembly including a bolt and a nut; wherein one of the adjacent first and second side walls further includes through holes and the other further includes receiving holes which respectively correspond to the through holes; wherein each receiving hole receives one nut, each bolt is disposed through one of the through holes and within one of the receiving holes and is screwed with one nut, and the bolt and the nut of each of the fastening assemblies fixedly secure the adjacent first and second side walls.
US11577373B2 Tool with charge advance mechanism
A powder actuated fastening tool including a charge advance apparatus for advancing a powder charge strip relative to a barrel of the tool, wherein the charge advance apparatus includes a rotatable ratchet having teeth for engaging receptacles formed in the powder charge strip, and a charge advance member coupled to a trigger of the tool, wherein the charge advance member acts on the rotatable ratchet to rotate the ratchet in response to actuation and/or release of the trigger, such that the rotation of the ratchet causes advance of the powder charge strip relative to the barrel.
US11577372B2 Lifter mechanism for a powered fastener driver
A powered fastener driver includes a driver blade movable from a top-dead-center position to a bottom-dead-center position for driving a fastener into a workpiece, a drive unit for providing torque to move the driver blade toward the top-dead-center position, and a rotary lifter engageable with the driver blade. The rotary lifter having a body and a drive pin coupled to the body. A roller is rotatably coupled to the drive pin and includes a non-cylindrical outer peripheral surface defining a plurality of engagement sections. A tooth of the driver blade is configured to engage one of the engagement sections when moving the driver blade from the bottom-dead-center position toward the top-dead-center position.
US11577362B2 Pad conditioner cut rate monitoring
An apparatus for chemical mechanical polishing includes a platen having a surface to support a polishing pad, a carrier head to hold a substrate against a polishing surface of the polishing pad, a pad conditioner to hold a conditioning disk against the polishing surface, an in-situ polishing pad thickness monitoring system, and a controller. The controller is configured to store data associating each of a plurality of conditioner disk products with a respective threshold value, receive an input selecting a conditioner disk product from the plurality of conditioner disk products, determine a particular threshold value associated with the selected conditioner disk product, receive a signal from the monitoring system, generate a measure of a pad cut rate from the signal, and generate an alert if the pad cut rate falls beyond the particular threshold value.
US11577361B2 Retaining ring with shaped surface and method of forming
A retaining ring can be shaped by machining or lapping the bottom surface of the ring to form a shaped profile in the bottom surface. The bottom surface of the retaining ring can include flat, sloped and curved portions. The lapping can be performed using a machine that dedicated for use in lapping the bottom surface of retaining rings. During the lapping the ring can be permitted to rotate freely about an axis of the ring. The bottom surface of the retaining ring can have curved or flat portions.
US11577357B2 Temperature adjusting device and polishing device
An object of the present invention is to improve in-plane uniformity in polishing in a polishing device.A temperature adjusting device for adjusting temperature of a rotating polishing pad comprises: a heat conductor that can contact with a top face of the polishing pad; an arm for holding the heat conductor above the polishing pad; column members formed to stand on a top face of the heat conductor, comprising an upstream-side column member and a downstream-side column member arranged at a position at an upstream/downstream side of rotation of the polishing pad; and overhung members extending, from the upstream-side column member and the downstream-side column member, in directions that are parallel to the top face of the heat conductor; wherein the overhung members can contact with a top face of the arm.
US11577356B2 Machine vision as input to a CMP process control algorithm
During chemical mechanical polishing of a substrate, a signal value that depends on a thickness of a layer in a measurement spot on a substrate undergoing polishing is determined by a first in-situ monitoring system. An image of at least the measurement spot of the substrate is generated by a second in-situ imaging system. Machine vision processing, e.g., a convolutional neural network, is used to determine a characterizing value for the measurement spot based on the image. Then a measurement value is calculated based on both the characterizing value and the signal value.
US11577355B2 Closed chamber abrasive flow machine systems and methods
Systems and methods are provided for viscous and/or chemically erosive flow machining of work pieces. In certain examples, a tool for flow machining may be disclosed. The tool may include a cavity configured to receive a work piece and one or more inlets and outlets for viscous media flow. Viscous media and/or chemically erosive media can be flowed into the cavity and, via a media flow path, can be used to machine the work piece.
US11577353B2 Machining program generation device and machining method
This machining program generation device is provided with: a storage unit that stores machining conditions for respective tool regions determined on the basis of the number of effective edges in a multi-blade tool; a contact region calculation unit that calculates a tool region which comes into contact with a workpiece during machining on the basis of the shapes of the workpiece and the edge portion of the tool and of a tool path; and a machining program generation unit that generates a machining program on the basis of the tool path and the machining conditions stored in the storage unit in association with the tool region coming into contact with the workpiece.
US11577352B2 Fastening device and system
A functional unit, in particular for a tool, a tool accessory and/or a lighting apparatus, that includes a housing, a suction region, which is arranged on the housing and with which the fastening apparatus can be fastened releasably to a substrate, and an electrically operated negative-pressure unit, which is arranged in the housing and to provide a negative pressure in the suction region. The fastening apparatus also includes at least one fastening interface for fastening the functional unit. Alternatively, or additionally, the fastening apparatus includes the functional unit. The functional unit includes a guide device, in particular a guide rail, a router guide, a routing template, a rolling guide rail, a drilling apparatus, a lamp and/or a grazing light.
US11577351B2 Position adjustment device and ultraprecision machine tool
A position adjustment device for adjusting the height of an object to be supported includes: a fixed portion; a movable portion provided to be movable in the height direction relative to the fixed portion and supporting the object to be supported; an expanding and contracting portion coupled to the fixed portion and the movable portion and configured to expand and contract in the height direction; an adjustment mechanism configured to adjust the position of the movable portion in the height direction relative to the fixed portion; and a metal member fixed to the fixed portion and the movable portion.
US11577346B2 Wire for electroslag welding, flux for electroslag welding and welded joint
Disclosed herein is an electroslag welding wire containing, by mass % based on total mass of the wire: C: more than 0% and 0.07% or less; Si: more than 0% and 0.50% or less; Mn: more than 0% and 1.0% or less; Ni: 6.0 to 15.0%; and Fe: 79% or more. The electroslag welding wire satisfies the following relationship (1): 0.150≤C+Si/30+Mn/20+Ni/60≤0.300 (1).
US11577343B2 Low-silver alternative to standard SAC alloys for high reliability applications
A lead-free solder alloy may comprise tin, silver, copper, bismuth, cobalt, and antimony. The alloy may further comprise nickel. The silver may be present in an amount from about 2.0% to 2.8% by weight of the solder. The copper may be present in an amount from about 0.2% to 1.2% by weight of the solder. The bismuth may be present in an amount from about 0.0% to about 5.0% by weight of the solder. In some embodiments, the bismuth may be present in an amount from about 1.5% to 3.2% by weight of the solder. The cobalt may be present in an amount from about 0.001% to about 0.2% by weight of the solder. The antimony may be present in an amount between about 0.0% to about 0.1% by weight of the solder. The balance of the solder is tin.
US11577342B2 Pulsed laser printing module for contact lens
A pulsed laser printing module for a contact lens, comprises a steel mold, a pulsed laser device and a forming case. The steel mold is configured for transferring pigment. The pulsed laser device is configured for transmitting ultrashort laser pulses having pulse time widths less than 10−9 seconds. The ultrashort laser pulses etch the surface of the steel mold to remove a coating of the steel mold to form an etched layer. The forming case has a lower member and an upper member. The lower member is a concavity, and an inner surface of the lower member is provided with a lower curved surface. The upper member is provided with a protrusion corresponding to the lower member, and an outer surface of the protrusion is provided with an upper curved surface corresponding to the lower curved surface. The protrusion is capable of being placed in a concavity of the lower member to form a gap between the lower curved surface and the upper curved surface.
US11577338B2 Fastening element for friction welding and method for friction welding a fastening element onto a planar workpiece
A fastening element for friction welding onto a planar workpiece includes a nut head, a through-bore extending at least locally within the nut head, a friction welding face on one end side of the nut head, and a cutting device for introducing a drilled hole into the workpiece on the one end side of the nut head having the friction welding face.
US11577335B2 Device and method of controlling welding helmet
Provided is a welding helmet control device comprising: a welding sensor or a light sensor configured to detect presence and intensity of welding light; a controller configured to count presence, intensity, and elapsed time of welding light, detected by the welding sensor or the light sensor, and to determine welding intensity, weld time, resting time, and weld number; a memory configured to store the welding intensity, the weld time, the resting time, and the weld number; a display configured to display the welding intensity, the weld time, the resting time, and the weld number, stored in the memory; a shutter driver configured to drive a shutter liquid crystal display (LCD) to vary a darkness concentration under control of the controller; and a setting unit configured to receive a setting value and a manipulation command, set by a user, and to transmit the received information to the controller.
US11577328B1 Dust collection systems and attachments for circular saws
A dust collection system for a circular saw may include an attachment. A fixed blade guard may define an exhaust port for removing debris drawn into the fixed blade guard. An attachment may be positioned adjacent to a fixed blade guard in fluid communication with an interior of the fixed blade guard through an aperture, where the attachment defines an exhaust port. An exhaust port can extend into fluid communication with a cavity formed by a protrusion, where the cavity has an expanded interior volume extending from and adjacent to the exhaust port. A channel defined by a connection configured for connecting to a vacuum source is in fluid communication with the expanded interior volume of the cavity through the exhaust port for pulling debris from within the fixed blade guard into the cavity and through the exhaust port and the channel toward the vacuum source.
US11577327B2 Systems, devices, and/or methods for drilling
Certain exemplary embodiments can provide a system comprising a machine tool, a centerable holder, and a drill. The machine tool comprises a spindle and a tool holder. The centerable holder is pointed at the spindle of the machine tool. The centerable holder defining a pair of horizontal adjusters and a pair of vertical adjusters.
US11577324B1 Cutting tool and insert with convex cutting edges
A cutting insert of a substantially horizontal cylindrical segment shape and having top and bottom surfaces with a circular segment shape. The cutting insert has a convex side and a flat side, a top cutting edge which is formed where the convex side and the top surface meet, and a bottom cutting edge which is formed where the convex side and the bottom surface meet. The cutting insert includes a hole extending from the convex side towards the flat side. The hole is positioned at a center of a surface of the flat side.
US11577320B2 Shutter assembly for x-ray detection
An embodiment of a shutter assembly is described that comprises a support structure with a number of stations and operatively coupled to a motor configured to translate each of the stations to a position in front of a detector, wherein a first station comprises a first aperture, a first charged particle filter, and a first window; and a second station comprises a second aperture larger than the first aperture, a second charged particle filter, and a second window thinner than the first window.
US11577319B2 Tungsten-carbide/cobalt ink composition for 3D inkjet printing
There is disclosed an ink composition for three dimensional (3D) printing. The ink composition comprises: a liquid dispersion of tungsten carbide (WC) particles and cobalt (Co) particles, and, a carrier vehicle for the dispersion of tungsten carbide particles and the dispersion of cobalt particles. The ink composition is of a viscosity usable with ink jet print heads for 3D printing.
US11577309B2 Polyhedral metal nanocages with well-defined facets and ultrathin walls and methods of making and uses thereof
A variety of polyhedral nanocages are provided having a hollow interior, ultrathin walls, and well-defined facets of metal atoms. The nanocages can include a variety of precious metals such as Pt, Au, Ru, Rh, or Ir. The metal atoms can take a face-centered cubic structure with {111} facets on the surface. The walls can be thin, sometimes less than 1 nm in thickness or only a few atomic layers in thickness. The nanocages can provide for efficient uses of valuable precious metals, among other things, in catalysis. For example, catalysts are provided exhibiting high mass activities in oxygen reduction reactions. Methods of making and methods of using the nanocages and catalysts are also provided.
US11577308B2 Die casting apparatus provided with movable electromagnetically controlled structure control module
Disclosed is a die casting apparatus including a movable die provided with a forming space; and a lower fixed die which corresponds to the movable die and accommodates molten metal, and includes a sleeve into which the molten metal is injected, wherein the molten metal is cast into a formed object by bringing the movable die and the lower fixed die into contact with each other. The die casting apparatus is provided with a movable electromagnetically controlled structure control module including at least one electromagnetic stirring device-accommodating part that accommodates an electromagnetic stirring device therein and is configured to pass through the lower fixed die to the vicinity of the sleeve in order to electromagnetically stir the molten metal injected through the sleeve.
US11577307B2 Cluster for and method of casting golf club heads
Disclosed herein is a casting cluster for casting a body of a golf club head made of titanium or a titanium alloy. The casting cluster comprises a receptor and a plurality of runners coupled to the receptor and configured to receive molten metal from the receptor. The casting cluster also includes at least forty main gates. At least two of the main gates are coupled to each of the runners and each main gate is configured to receive molten metal from a corresponding one of the plurality of runners. The casting cluster further comprises at least forty molds. Each mold of the at least forty molds is configured to receive molten metal from a corresponding one of the main gates and to cast a body of an iron-type golf club head.
US11577305B2 System, apparatus, and method for direct chill casting venting
Provided herein is a system, apparatus, and method for venting a direct chill casting mold by venting excess casting gas and retaining oxide from atop a casting during the direct chill casting process. Methods of venting casting gas from a direct chill casting mold include: supplying the direct chill casting mold with molten metal through a transition plate; supplying a casting gas through a casting surface of the direct chill casting mold; venting the casting gas from a gas pocket in the transition plate, wherein venting the casting gas from the gas pocket in the transition plate is performed in response to a pressure of the casting gas in the gas pocket reaching a predetermined pressure.
US11577292B2 Tube stiffening
Devices, systems, and methods are directed to formation of tubular structures, such as spirally formed structures, having spirally extending reinforcing material. In particular, tubular structures can be formed in a continuous process in which a first material is spiral formed along a first spiral and a second material is joined to the first material along a second spiral to reinforce the spirally formed first material. As compared to manual application of reinforcing material, such a continuous process can facilitate producing tubular structures at rates suitable for high-volume, commercial fabrication. Further, or instead, as compared to the use of circumferentially extending reinforcing material to support a spiral formed tube, reinforcing the spirally formed first material with a spiral of the second material may offer certain structural advantages, such as improved resistance to buckling.
US11577290B2 Apparatus for cleaning rolling roll for electrode and cleaning method
The present invention relates to an electrode rolling roll cleaning apparatus for removing pollutants on an electrode rolling roll, the apparatus comprising: a cleaning part for cleaning a rolling roll by bringing the rolling roll into contact with a cleaning member; an air spraying part for spraying air onto the rolling roll; a heating part for applying heat to the rolling roll so as to dry the rolling roll; and a scraper part for mechanically removing a cleaning liquid and foreign substances attached to the rolling roll.
US11577286B2 Debris removal in high aspect structures
A debris collection and metrology system for collecting and analyzing debris from a tip used in nanomachining processes, the system including an irradiation source, an irradiation detector, an actuator, and a controller. The irradiation source is operable to direct incident irradiation onto the tip, and the irradiation detector is operable to receive a sample irradiation from the tip, the sample irradiation being generated as a result of the direct incident irradiation being applied onto the tip. The controller is operatively coupled to an actuator system and the irradiation detector, and the controller is operable to receive a first signal based on a first response of the irradiation detector to the sample irradiation, and the controller is operable to effect relative motion between the tip and at least one of the irradiation source and the irradiation detector based on the first signal.
US11577282B2 Pressurized cleaning apparatus comprising a pressure generation unit
In a pressurized cleaning apparatus comprising a pressure generation unit for pressurizing a fluid, in particular for supplying a pressurized fluid via a hose attachment, preferably via a hand-held pistol or a spray nozzle, an operating unit is provided that is designed to make it possible to set a maximum operating pressure of the pressure generation unit at which the pressure generation unit is deactivated.
US11577281B2 Cleaning apparatus and cleaning method for press rolls for electrodes
The present invention relates to an apparatus for cleaning press rolls for electrodes, comprising two or more cleaning units provided with cleaning members having grains. According to the present invention, the apparatus for cleaning press rolls for electrodes comprises a plurality of, i.e., two or more, cleaning units, wherein the cleaning units respectively comprise cleaning members having grains with different directions, thus allowing a residual cleaning solution and contaminants to be effectively removed. In addition, when press rolls are cleaned using the apparatus for cleaning press rolls according to the present invention, an aqueous cleaning solution and an alcoholic cleaning solution, which have different properties, can be used together, and after cleaning, the cleaning solutions do not remain on the press rolls, and thus subsequently, secondary contamination of electrodes is prevented, and accordingly, when electrodes are manufactured, the occurrence of defects in the electrodes can be reduced.
US11577278B2 Mobile mineral material processing station
A mobile mineral material processing station has a mobile platform having tracks or wheels or a skids for supporting or forming a body that supports in line, in a transport configuration: a feed conveyor; a screen frame and a multi-layer screen; first and second exit conveyors; and a third exit conveyor on top of the first and second exit conveyors. The first exit conveyor turns from a transport position, under the third exit conveyor, to a first operation direction, onto a first side of the station, for operating the station, and back. The second exit conveyor turns from a transport position, under the third exit conveyor, to a second operation direction onto a second side of the station, opposite to the first side, and back.
US11577277B2 Glass wool cutting device and method for manufacturing glass wool pellet using the same
The present invention provides a glass wool cutting device. The device includes a cutting section housing that has a cutting section chamber, a feed port that is connected to the cutting section chamber, and a discharge port that is connected to the cutting section chamber. A stationary knife is disposed on the cutting section housing to protrude into the cutting section chamber and a movable cutter that has a rotary support body is disposed in the cutting section chamber and a movable knife is supported on the rotary support body to apply a shearing force to the glass wool together with the stationary knife. Additionally, a cutter actuator provides a driving force to the rotary support body.
US11577274B2 Acid-reducing beverage filter and method of producing same
The present technology provides a method for preparing an acid-reducing filter that includes depositing a mineral blend layer to a filter substrate, where the mineral blend layer comprises calcium carbonate and magnesium carbonate at a weight ratio of about 1:10 to about 10:1, the mineral blend is free of soluble halide or hydroxide salts of alkali or alkaline earth metals, and the mineral blend layer is insoluble in water.
US11577269B2 Workpiece processing apparatus using workpiece having reference marks, workpiece processing method, and computer storage medium
Disclosed is a workpiece processing apparatus that performs a predetermined processing on a workpiece. The workpiece processing apparatus includes: a workpiece table configured to place the workpiece thereon; a processor configured to process the workpiece placed on the workpiece table; a movement mechanism configured to relatively move the workpiece table and the processor; a position measuring device configured to measure a position of the movement mechanism; a detector configured to detect a position of the workpiece placed on the workpiece table; and a corrector configured to calculate a positional correction amount of the workpiece table based on a measurement result of the position measuring device and a detection result of the detector.
US11577268B2 Device for atomizing fluid
An atomizer is provided for dispensing liquids into the air. In some implementations, a device is provided for generating atomized fluid specifically, but not exclusively, for production of small droplets of scented oil and other fluid-based fragrances, among other types of liquids. In some embodiments, the device comprises a tube-shaped element having a proximal opening and a distal opening, wherein media positioned inside the tube is forced out of the proximal opening via an aperture plate.
US11577264B2 Device for dispensing a fluid product
A device for dispensing a fluid product having a container (10), a dispensing member (20), a dispensing head (30) with an outlet (31), an actuating member (60) slidably mounted in the dispensing head, and a lateral actuating system cooperating with the actuating member. The actuating member has a cylindrical body (65) and a flexible tab (61) having a radial projection (62), the flexible tab extending axially into the cylindrical body (65) and radially deformable between an undeformed position, in which the projection (62) projects radially out of the cylindrical body, and a deformed position, in which the projection does not. The lateral actuating system has two side levers (35, 36) diametrically opposed, deformable and/or movable laterally, a flexible spacer (37) connecting the two side levers, the flexible spacer cooperating with the projection (62) and axially deformed during actuation to axially move the actuating member relative to the dispensing head.
US11577261B2 High velocity fluid nozzle
A nozzle is provided for increasing the velocity of a fluid flowing therethrough, such as steam or other working fluid. The nozzle generally includes a body portion with a conical helical passage formed through the body portion to define an unlet port and an outlet orifice. The passage diameter can decreases continuously from the inlet port to the outlet orifice. Further, the conical helical passage can be a right-handed helix. To aid in manufacture and repair, the body can be divided into quadrants, where each plane of division passes through the center axis of the body portion. The present nozzle can be, for example, inserted into a steam turbine nozzle box as s retrofit for increasing the velocity of the steam incident on the turbine blades to increase turbine efficiency.
US11577260B2 Showerhead
A showerhead includes a flow device and a flow distribution member. The flow device is configured to produce a substantially laminar fluid stream. The flow distribution member is coupled to the flow device and is spaced apart from the flow device. The flow distribution member is configured to receive the substantially laminar fluid stream from the flow device and to produce a distributed fluid flow.
US11577258B2 Cyclone and methods of manufacture thereof
A cyclone includes a hollow cylindrical upper portion and a hollow conical lower portion having an inclined wall and a base wall. The base wall and the inclined wall are continuous contact with each other, and the inclined wall of the hollow conical lower portion is in continuous contact with an outer wall of the hollow cylindrical upper portion. A total cyclone height is from about 10 to about 30 millimeters, and a ratio of the total cyclone height to an inner diameter of the hollow cylindrical upper portion is from about 0.7 to about 1.3. An angle between an inner surface of the base wall and an inner surface of the inclined wall is from about 110 to about 130 degrees.
US11577257B2 Temperature-controlled centrifuge with protective gas release in case of rotor crash
A centrifuge (10) and a method for preventing the ignition of combustible temperature control media in centrifuges (10) after a crash of the centrifuge rotor are presented. Ignition is prevented by the release of a protective gas in the event of a crash. More precisely, the released protective gas forms a flow that displaces the oxygen, distributes the escaping temperature control medium and fundamentally changes the momentary ratio of the concentration of oxygen to temperature control medium in such a manner that no ignition can take place either inside or outside the centrifuge (10). Thereby, combustible temperature control media can be used without safety concerns for controlling the temperature of centrifuges (10).
US11577229B2 Phosphorus-doped tubular carbon nitride micro-nano material and application thereof in catalytic treatment of exhaust gas
The invention discloses a phosphorus-doped tubular carbon nitride micro-nano material and application thereof in waste gas treatment. Melamine is partially hydrolyzed into cyanuric acid through a phosphorous acid-assisted hydrothermal method to form a melamine-cyanuric acid super molecular precursor; the center of the precursor starts to be pyrolyzed under heating calcination, and thus phosphorus-doped tubular carbon nitride is obtained; the phosphorus-doped tubular carbon nitride and sodium borohydride are mixed and subjected to low-temperature calcination in an inert gas atmosphere, and defect-modified phosphorus-doped tubular carbon nitride is obtained. The defect-modified phosphorus-doped tubular carbon nitride micro-nano material has a good photocatalytic effect on catalytic degradation of waste gas; besides, the production raw materials are abundant and easy to obtain, and the phosphorus-doped tubular carbon nitride micro-nano material is good in stability and recyclable and has application prospects in waste gas treatment.
US11577228B2 Porous layered transition metal dichalcogenide and preparation method and use thereof
The present invention relates to the field of catalysts, and provides a porous layered transition metal dichalcogenide (TMD) and a preparation method and use thereof. The preparation method includes the following steps: (1) mixing silica microspheres, a transition metal salt and an elemental chalcogen, and pressing to obtain a tablet, the silica microspheres having a same or different particle diameters; and (2) sintering the tablet under hydrogen, and removing the silica microspheres to obtain the porous layered TMD. The porous layered TMD prepared by the method of the present invention has a high lattice edge exposure, which provides more active sites and higher catalytic activity, so the porous layered TMD can effectively catalyze the oxidation of alcohols to aldehydes or sulfides to sulfoxides under visible light irradiation.
US11577223B2 Processes for regenerating sorbents, and associated systems
Processes for regenerating sorbents at high temperatures, and associated systems, are generally described.
US11577218B2 High-loading and alkali-resistant protein a magnetic bead and method of use thereof
Provided is a high-loading and alkali-resistant protein A magnetic bead. The magnetic bead can maintain chemical stability under pH 2-14 and has an immunoglobulin G (IgG) binding capacity greater than 50 mg/mL. Further provided is a method for purifying and/or detecting an immunoglobulin, comprising a step of contacting a sample containing the immunoglobulin with the high-loading and alkali-resistant protein A magnetic bead. The alkali-resistant protein A magnetic bead can realize rapid purification of immunoglobulin, saving about 80% of treatment time and reducing total purification costs by 50%. In addition, the alkali-resistant protein A magnetic bead has high alkali resistance. An alkaline method for in situ cleaning can be performed to regenerate the magnetic bead after use. The magnetic bead has rapid magnetic response and good dispersiveness, realizing rapid magnetic bead enrichment, cleaning, and elution. The magnetic bead facilitates automated, high-throughput, and large volume purification of a sample.
US11577217B2 Dopant fluid storage and dispensing systems utilizing high performance, structurally modified particulate carbon adsorbents
A carbon adsorbent storage and dispensing system is provided with a structurally modified particulate carbon adsorbent designed with optimal volumetric surface area for a certain range of particle sizes. Bulk density and specific surface area are carefully balanced to ensure the volumetric surface area remains within an optimal range to create high performance, as measured by dispensing capacity of the dopant fluid that is reversibly adsorbed onto the structurally modified particulate carbon adsorbent.
US11577213B2 Energy conversion and reaction system and method
A system is described that is capable of operating as an energy conversion system that functions as a fuel cell and generates electrical current from a fuel or fuels, or as a reactor for conversion of starter materials into more complex molecules through ion-ion and ion-molecules and which may preferably be adapted to operate as a gas to liquid (GTL) process. The system ionises at least one fuel or starter material and manipulates, selects and transports ions for reaction by means of suitable electrostatic or electrodynamic ion guides, filters or drift tubes. The system of the present application replaces the electrolyte, catalyst and/or membrane found in classic fuel cells or GTL processes with an electrostatic or electrodynamic ion manipulation region such as an ion guide, analyser, drift tube or filter.
US11577211B2 Hollow particles and manufacturing method thereof, pore forming material, particles for cosmetics, and weight reducing material
According to an embodiment of the present invention, provided are hollow particles which have a wall portion containing polyurethane or polyurea, have an internal porous structure, and have a plurality of opening spaces blocked by the wall portion in an outermost portion of the porous structure, and a manufacturing method thereof, and a pore forming material, particles for cosmetics, and a weight reducing material.
US11577210B2 Induction heating of endothermic reactions
A reactor system for carrying out an endothermic catalytic chemical reaction in a given temperature range upon bringing a reactant into contact with a catalyst material. The reactor system includes a reactor unit arranged to accommodate catalyst material including one or more ferromagnetic macroscopic supports susceptible for induction heating where the one or more ferromagnetic macroscopic supports are ferromagnetic at temperatures up to an upper limit of the given temperature range. The one or more ferromagnetic macroscopic supports are coated with an oxide, and the oxide is impregnated with catalytically active particles. The reactor system moreover includes an induction coil arranged to be powered by a power source supplying alternating current and being positioned so as to generate an alternating magnetic field within the reactor unit upon energization by the power source, whereby the catalyst material is heated to a temperature within the temperature range by the alternating magnetic field.
US11577206B2 Device for treating a product
At a device for treating a product in a receiving trough (1) which has at least one opening (5) for receiving the product, the treatment of the product is to take place by inner and outer blades (9, 8) which are arranged in the receiving trough (1) and can be driven separately by drives (14; 16). The drive (14) for the at least one inner blade (9) should be located on the same side of the receiving trough (1) as the drive (16) for the at least one outer blade (8).
US11577201B2 Control device for flue gas denitrizer, boiler facility, control method for flue gas denitrizer, and control program for flue gas denitrizer
A control device for controlling a flue gas denitrizer including a reductant supply part for supplying a reductant to an exhaust gas passage to which an exhaust gas from a boiler is introduced. The control device comprises: a storage part which stores a plurality of opening degree patterns of a plurality of first valves corresponding to a plurality of operational states of the boiler respectively; an opening degree pattern acquisition part configured to acquire an opening degree pattern corresponding to a present operational state of the boiler among the plurality of opening degree patterns from the storage part; and a first valve control part configured to regulate an opening degree of each of the plurality of first valves, on the basis of the opening degree pattern acquired by the opening degree pattern acquisition part.
US11577195B2 Air ionization systems and components
Ionization systems and methods include moving air into contact with one or more ion generators and then past an ozone removal assembly to remove at least some ozone from the air. The air may be moved by a fan and may be filtered before contacting the one or more ion generators. The amount of one or more of the following of the air may be measured: the amount of ions, particulates, temperature, humidity, and other relevant factors. The ionization amount may be adjusted based on one or more of the measured amounts. The one or more ion generators and ozone removal assembly may be constructed as part of a single unit so they can be removed and replaced easily.
US11577192B2 Vortex tube lined with magnets and uses thereof
A magnetic/energetic apparatus for purifying gas mixtures comprises a vortex tube and magnetic elements. Such an apparatus can include an inlet valve configured to receive a gas mixture having one or more disposed paramagnetic gas species and one or more diamagnetic gas species; a high-shear environment energetic separation chamber coupled to the inlet valve; a plurality of magnetic elements coupled to an outer wall of the high-shear environment separation chamber, wherein each of the plurality of magnetic elements are arranged so as to have a respective pole alternating in polarity with respect to an adjacently positioned magnetic element so as to induce a field gradient between each of the adjacently positioned magnetic elements and within the inner wall of the high-shear environment separation chamber; and at least one exit valve so as provide a substantially separated one or more paramagnetic gas species from the one or more diamagnetic gas species.