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序号 专利名 申请号 申请日 公开(公告)号 公开(公告)日 发明人
181 ROBUST SEMICONDUCTOR POWER DEVICES WITH DESIGN TO PROTECT TRANSISTOR CELLS WITH SLOWER SWITCHING SPEED US14585201 2014-12-30 US20160191048A1 2016-06-30 Sik K. Lui; Anup Bhalla
This invention discloses a power switch that includes a fast-switch semiconductor power device and a slow-switch semiconductor power device controllable to turn on and off a current transmitting therethrough. The slow-switch semiconductor power device further includes a ballasting resistor for increasing a device robustness of the slow switch semiconductor power device. In an exemplary embodiment, the fast-switch semiconductor power device includes a fast switch metal oxide semiconductor field effect transistor (MOSFET) and the slow-switch semiconductor power device includes a slow switch MOSFET wherein the slow switch MOSFET further includes a source ballasting resistor.
182 BI-STABLE ELECTRICAL SOLENOID SWITCH US14585339 2014-12-30 US20160189900A1 2016-06-30 Chad Beauregard; Justin Kaufman; Brent Glad
An improved bi-stable electrical solenoid switch comprising a solenoid being wound with coil windings. The solenoid having a central aperture defined therein, and the coil windings, which when engaged by a power source, generates a magnetic field. A magnetic coupling member mounted on the solenoid. A plunger partially disposed in the central aperture for movement into and out of the central aperture. A conductive plate coupled to the plunger and provided with contacts on each end of the conductive plate. The conductive plate configured to electrically engage and disengage the solenoid upon respective application of power to the solenoid. The magnetic coupling member configured to reduce the force needed by the solenoid to remain in an open position when selectively energized for moving and retaining the conductive plate of the plunger against the solenoid for allowing wide operating voltage and reduced operating power.
183 Electromagnetic contactor manufacturing method US14134756 2013-12-19 US09378906B2 2016-06-28 Seiji Imamura; Kouichi Okamoto; Taku Ogawa; Yuichi Yamamoto; Kouetsu Takaya
An electromagnetic contactor manufacturing method includes a step of forming an arc extinguishing chamber connection portion by simultaneously brazing a fixed terminal and a pipe penetrating and fixed to a tub-shaped arc extinguishing chamber, and a tube portion of a first connection member in communication with an open end portion of the arc extinguishing chamber; a step of forming a cap connection portion having a flange portion extending outward in a radial direction from an open end of a bottomed tubular cap; and a step of disposing a flange portion of the first connection member and a flange portion of a second connection member in close contact with a base plate in which an aperture hole is formed, and welding each of the flange portions to the base plate so that the arc extinguishing chamber connection portion and the cap connection portion are in communication through the aperture hole.
184 MEMS STRUCTURE WITH THICK MOVABLE MEMBRANE US14977488 2015-12-21 US20160181041A1 2016-06-23 Anne-Sophie Rollier; Antoine Bonnabel; Karim Segueni
The present invention relates to a method of manufacturing an MEMS device that comprises the steps of forming a first membrane layer over a sacrificial base layer, forming a second membrane layer over the first membrane layer, wherein the second membrane layer comprises lateral recesses exposing lateral portions of the first membrane layer and forming stoppers to restrict movement of the first membrane layer. Moreover, it is provided MEMS device comprising a movable membrane comprising a first membrane layer and a second membrane layer formed over the first membrane layer, wherein the second membrane layer comprises lateral recesses exposing lateral portions of the first membrane layer.
185 Polarized electromagnetic relay and method for production thereof US14388104 2013-03-27 US09368304B2 2016-06-14 Jens Heinrich; Christian Mueller; Ralf Hoffmann
A polarized relay comprising an electromagnet, a two-pole or three-pole permanent magnet, an armature, and switches, which are mounted in and on a shelf-like support component. The support component accommodates magnetic flux pieces and the permanent magnet in an upper cavity, and the permanent magnet is magnetized while the electromagnet is still outside the support component. Subsequently, the electromagnet is inserted into lower cavity of the support component and the rest of the components of the relay are mounted.
186 PIEZOELECTRONIC SWITCH DEVICE FOR RF APPLICATIONS US14529380 2014-10-31 US20160126044A1 2016-05-05 Matthew W. Copel; Bruce G. Elmegreen; Glenn J. Martyna; Dennis M. Newns; Thomas M. Shaw; Paul M. Solomon
A piezoelectronic switch device for radio frequency (RF) applications includes a piezoelectric (PE) material layer and a piezoresistive (PR) material layer separated from one another by at least one electrode, wherein an electrical resistance of the PR material layer is dependent upon an applied voltage across the PE material layer by way of an applied pressure to the PR material layer by the PE material layer; and a conductive, high yield material (C-HYM) comprising a housing that surrounds the PE material layer, the PR material layer and the at least one electrode, the C-HYM configured to mechanically transmit a displacement of the PE material layer to the PR material layer such that applied voltage across the PE material layer causes an expansion thereof and an increase the applied pressure to the PR material layer, thereby causing a decrease in the electrical resistance of the PR material layer.
187 ELECTROMAGNETIC SWITCHING DEVICE US14893849 2014-02-26 US20160126043A1 2016-05-05 Jens Hoppe; Josef Groeschel
An electromagnetic switching device (10) and a method for producing the electromagnetic switching device (10) are disclosed. To this end, a magnetic armature (13) and a pressure pin (19) which is movable in a bearing (21) along an axis (A) are provided. A bearing sleeve (11) accommodates at least the bearing (21) and the magnetic armature (13). An electromagnetic casing (12) and the bearing sleeve (11) are together made of a single material in the form of a one-piece component (100).
188 Coil assembly US14388121 2013-03-27 US09312056B2 2016-04-12 Ralf Hoffmann; Olaf Abel; Thomas Kuehne
A coil assembly is provided, comprising a coil former, a coil, and a connection block which is pivotally joined to the coil former. The coil is wound while the connection block is pivoted away, the winding wire ends are soldered to the terminal pins, and the connection block is pivoted close to the coil.
189 ELECTRICALLY CONDUCTIVE ELEMENT, SYSTEM, AND METHOD OF MANUFACTURING US14947250 2015-11-20 US20160079023A1 2016-03-17 Daniel Boss; Scott Qualls; David Mcdonald; Terrance Z. Kaiserman; Keith J. Margolin; Michael Wassief; Liang Chai
An electrically conductive element, including an insulator and a first conductor, is provided, which can be affixed to a second conductor consisting of conductive structural element, wherein the insulator is positioned between the first and second conductors to electrically isolate them. A power supply may be connected between the first and second conductors to provide power thereto, and an electrical device may be connected across the first and second conductors.
190 Spring load adjustment structure of contact device and spring load adjustment method of contact device US14390326 2013-04-08 US09269507B2 2016-02-23 Hideki Enomoto; Hirokazu Asakura; Tetsuya Yamada; Ritsu Yamamoto; Naoki Seki; Toshiyuki Shima; Naoki Inadomi; Yoji Ikeda
A contact device includes: fixed terminals; a movable contact maker; a pressing spring; an adjustment plate that comes into contact with an upper face of the movable contact maker; a holding portion; a movable shaft; and an electromagnet block. The holding portion is divided into first and second holding portions that are separated from each other. The first and second holding portions are electrically connected to each other via only the adjustment plate, due to the adjustment plate being sandwiched by a first side plate of the first holding portion and a second side plate of the second holding portion. The adjustment plate is moved in extending and contracting directions of the pressing spring, and the adjustment plate and each of the first and second side plates are subjected to resistance welding at a position at which pressing force of the pressing spring is a predetermined value.
191 SOLDER BUMP SEALING METHOD AND DEVICE US14456972 2014-08-11 US20160042902A1 2016-02-11 Benedikt ZEYEN; Vikram PATIL
A method for forming a cavity in a microfabricated structure, includes the sealing of that cavity with a low temperature solder. The method may include forming a sacrificial layer over a substrate, forming a flexible membrane over the sacrificial layer, forming a release hole through a flexible membrane to the sacrificial layer, introducing an etchant through the release hole to remove the sacrificial layer, and then sealing that release hole with a low temperature solder.
192 MEMS SWITCHES WITH REDUCED SWITCHING VOLTAGE AND METHODS OF MANUFACTURE US14883836 2015-10-15 US20160035512A1 2016-02-04 Stephen E. LUCE; Anthony K. STAMPER
MEMS switches and methods of manufacturing MEMS switches is provided. The MEMS switch having at least two cantilevered electrodes having ends which overlap and which are structured and operable to contact one another upon an application of a voltage by at least one fixed electrode.
193 Portable Actuator Assembly US14840771 2015-08-31 US20150371801A1 2015-12-24 Simon Hudson; Derek W. Jones
A portable actuator and safety switch assembly wherein the portable actuator includes a housing and an actuator for selectively engaging with a control mechanism of said safety switch. The actuator is at least one of partially located within the housing, forms a part of the housing, or is attached to the housing. The assembly includes a controller that controls a configuration of the actuator assembly, such that the actuator assembly can selectively and controllably attain a first configuration wherein the actuator is able to interact with the control mechanism of the safety switch and a second configuration wherein the actuator is unable to manipulate the control mechanism of said safety switch.
194 Electrically conductive element, system, and method of manufacturing US12552487 2009-09-02 US09208924B2 2015-12-08 Daniel Boss; Scott Qualls; David McDonald; Terrance Z. Kaiserman; Keith J. Margolin; Michael Wassief; Liang Chai
An electrically conductive element, including an insulator and a first conductor, is provided, which can be affixed to a second conductor consisting of conductive structural element, wherein the insulator is positioned between the first and second conductors to electrically isolate them. A power supply may be connected between the first and second conductors to provide power thereto, and an electrical device may be connected across the first and second conductors.
195 Method of forming an integrated electromechanical relay US13898576 2013-05-21 US09076615B2 2015-07-07 Christian Wilhelmus Baks; Richard A. John; Young Hoon Kwark
A method is provided to form an electromechanical relay. A magnetic layer is etched to form a substrate-metal structure having a pattern of conductive contacts. The substrate-metal structure is electroplated. The electroplated structure is attached to a printed circuit board (PCB). A portion of the electroplated structure is removed to electrically decouple the conductive contacts. The PCB includes a common contact terminal aligned to one end of each conductive contact. The PCB includes magnetic actuators each having a magnetic core with a first core part disposed within a via extending through layers of the PCB, and an electrical coil disposed around the first core part within layers of the PCB. Each conductive contact is aligned to an associated magnetic actuator to enable electrical contact between the common contact terminal and the conductive contact upon activation of the associated magnetic actuator.
196 Switches for use in microelectromechanical and other systems, and processes for making same US13623188 2012-09-20 US09053873B2 2015-06-09 John E. Rogers; Michael R. Weatherspoon
Embodiments of switches (10) include electrically-conductive housings (30, 60), and electrical conductors (34, 64) suspended within and electrically isolated from the housings (30, 60). Another electrical conductor (52) is configured to move between a first position at which the electrical conductor (52) is electrically isolated from the electrical conductors (34, 64) within the housings (30, 60), and a second position at which the electrical conductor (52) is in electrical contact with the electrical conductors (34, 64) within the housings (30, 60). The switches (10) further include an actuator (70, 72, 74, 76) comprising an electrically-conductive base (80) and an electrically-conductive arm (82a, 82b) having a first end restrained by the base (80). The electrical conductor (52) is supported by the arm (82a, 82b), and the arm (82a, 82b) is operative to deflect and thereby move the electrical conductor (52) between its first and second positions.
197 Integrated electro-mechanical actuator US13638275 2011-03-29 US09029719B2 2015-05-12 Michel Despont
The present invention provides an integrated electro-mechanical actuator and a manufacturing method for manufacturing such an integrated electro-mechanical actuator. The integrated electro-mechanical actuator comprises an electrostatic actuator gap between actuator electrodes and an electrical contact gap between contact electrodes. An inclination with an inclination angle is provided between the actuator electrodes and the contact electrodes. The thickness of this electrical contact gap is equal to the thickness of a sacrificial layer which is etched away in a manufacturing process.
198 RELAY, A FLAG STRUCTURE AND A FLAG ASSEMBLY US14525463 2014-10-28 US20150123750A1 2015-05-07 Yijun Pan
A relay and a method of assembling a relay are provided. The relay comprising: a relay switch configured to operate in a first switch mode and a second switch mode; a flag structure for indicating an operative status of the relay switch, the flag structure capable of being orientated in a first position for indicating the relay switch being in the first switch mode and in a second position for indicating the relay switch being in the second switch mode; a card structure coupled to the flag structure for changing the orientation of the flag structure from the first position to the second position or from the second position to the first position; and a base plate coupled to the flag structure and the card structure, the base plate comprising an open ended slot for allowing part of the flag structure to be received therein.
199 MEMS switches with reduced switching voltage and methods of manufacture US13826070 2013-03-14 US09019049B2 2015-04-28 Stephen E. Luce; Anthony K. Stamper
MEMS switches and methods of manufacturing MEMS switches is provided. The MEMS switch having at least two cantilevered electrodes having ends which overlap and which are structured and operable to contact one another upon an application of a voltage by at least one fixed electrode.
200 INTEGRATED HIGH VOLTAGE CONTACTOR AND SERVICE DISCONNECT US14034941 2013-09-24 US20150084724A1 2015-03-26 Philip Michael GONZALES; Ray C. SICIAK
An integrated contactor/service disconnect assembly according to an exemplary aspect of the present disclosure includes, among other things, a stationary contact, a movable contact selectively movable relative to the stationary contact and a service disconnect unit configured to block the movable contact from contacting the stationary contact.
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