序号 专利名 申请号 申请日 公开(公告)号 公开(公告)日 发明人
81 Method and device for separating carriages in an overhead conveyor system and for accumulating such carriages in a buffer store EP90850117.4 1990-03-28 EP0390764A1 1990-10-03 Persson, Bengt Anders Walle; Lundgren, Jan-Erik; Holmberg, Göran Ingvar

In a method for separating successive carriages (4, 5) which are included in an overhead conveyor system and which via rollers are suspended on a shaft (2) which is rotated and thus propels the carriages along the track, a trailing carriage (5) is raised away from the shaft (2) and thus stopped, whereas a leading carriage (4) continues to be propelled with its rollers in continuous rolling contact with the shaft (2). The trailing carriage (5) which thus is temporarily stopped is then lowered onto the shaft (2) again and becomes propelled anew.

A separating device (1) included in such an overhead conveyor system comprises a first means (11) for tempo­rarily raising the trailing carriage (5), and a second means for effecting said raising.

An assembly for accumulating suspended carriages in a buffer store comprises a plurality of such separating de­vices which are arranged in direct succession and mecha­nically connected in series.

82 CONVEYOR TRACK ARRANGEMENT WITH OVERHEAD CARRIAGES EP88900482.0 1987-12-15 EP0335906A1 1989-10-11 CHRISTIANSSON, Carsten
Un agencement de voie de convoyage, équipé de chariots suspendus sur des arbres rotatifs formant la voie et muni de roulettes qui se trouvent en contact de roulement avec des arbres de façon à propulser des chariots le long de la voie (1), comprend des éléments de voie reliés entre eux droits et alternativement incurvés (4, 6), dont les parties terminales sont coaxiales et reliées entre elles de façon rigide. Chacune des sections de voie incurvées comprend une tige flexible allongée en caoutchouc (6) qui peut tourner au moyen d'au moins l'une des sections de voie adjacentes (4). Les sections de voie droites comprennent de préférence des tubes rigides (4) qui sont pourvus, à chaque extrémité, d'un raccord connu en soi (7), auxquels une broche (8) est reliée de façon fixe, ladite broche étant insérée et fixée de façon non rotative dans la partie terminale adjacente de la tige rotative en caoutchouc (6). Un chariot est ainsi mû à partir du tube rotatif (4) en passant par une courbe guidée (2), c'est-à-dire la tige en caoutchouc (6) tournant à la même vitesse, et jusqu'au prochain tube (4), ledit chariot avançant de cette façon vers l'avant. Selon un mode de réalisation préféré, la tige flexible en caoutchouc (6) est soutenue au moyen de plusieurs paires de paliers à roulettes (12) qui sont en contact de roulement avec la circonférence de la tige (6).
83 Dispositif de transfert de produits à irradier, en particulier de produits alimentaires EP88402459.7 1988-09-29 EP0310511A1 1989-04-05 Erhart, François; Gersegol, Jean-Pierre; Piette, Rémi

La présente invention concerne un dispositif applicable plus particulièrement pour réaliser l'irradiation de produits divers contenus dans un chariot (62), réalisant l'entraînement dudit chariot par utilisation d'un dispositif connu constitué par un axe tournant (74) entraînant ledit chariot par l'intermédiaire d'au moins un galet (76) dont l'orientation, par rapport audit axe tournant, est variable et contrôlable, ledit dispositif étant caractérisé en ce que, en vue de permettre l'entraînement dudit chariot dans deux directions orthogonales, le dispositif d'entraî­nement comporte : - deux axes tournants, situés orthogonalement dans un même plan, l'un au moins desdits axes étant interrompu dans la zone d'intersection théorique desdits axes ; - deux paires de galets (76, 77, 78) montées sur un châssis rigide (61) et dis­posé selon deux directions orthogonales, les galets de chacune desdites paires comportant des moyens leur assurant la même inclinaison par rapport aux axes tournants avec lesquels lesdits galets sont en contact ; - des moyens d'appui (64, 65), par exemple des rails, dudit chariot et des moyens de sustentation (68, 70) dudit chariot situés entre ledit châssis et lesdits moyens d'appui, lesdits moyens de sustentation permettant un changement orthogonal dans le sens de déplacement du chariot ; et des dispositifs élastiques (72, 73) disposés entre ledit châssis et lesdits moyens de sustentation.

84 CONVEYOR APPARATUS US15771933 2016-10-28 US20180339863A1 2018-11-29 Shinji ISHIKAWA; Shinya NAGASHIMA
A conveyor apparatus for conveying a moving body along a conveyance path, the conveyor apparatus comprising: a frame body to which a pair of roller members that rolls along the conveyance path are attached; a pair of guide rails on which the roller members travel; cables for connecting various devices; and a support member having a support surface to support the cables, wherein each of the guide rails comprises: a traveling portion on which the roller members travel, and a side wall portion extending from the traveling portion, wherein the side wall portion of one of the guide rails and the side wall portion of the other one of the guide rails are arranged separately from each other, and wherein the cables are housed in a space defined by the support surface and the respective side wall portions.
85 Conveyor system with interchangeable drive tube couplings US13466636 2012-05-08 US08800754B2 2014-08-12 Charles P. Tabler
A conveyor system is provided that comprises at least two types of drive tube couplings that are interchangeable. In one embodiment, the conveyor system comprises a plurality of first drive tube couplings and a plurality of second drive tube couplings. The first drive tube couplings comprise a base portion and an elongated portion that extends from the face of the base portion. The second drive tube couplings comprise a coupling spacer and a coupler comprising an elongated member that abuts the face of the coupling spacer and extends substantially perpendicular thereto. In this embodiment the thickness of the base portion of each of the first drive tube couplings is substantially equal to the thickness of the coupling spacer of each of the second drive tube couplings.
86 Modular manufacturing line including work tool having work tool spray nozzle and method of operation therefor US13630358 2012-09-28 US08800745B2 2014-08-12 John M. Spangler
A modular manufacturing line includes first and second modular manufacturing stations. Each station includes a framework defining a manufacturing space, and an overhead friction drive system supported on the framework for moving a suspended article through the manufacturing space. A control system is in communication with each drive system and is configured to simultaneously control a first article at the first station according to one operation pattern and control a second article at the second station according to a different operation pattern. A work tool including a work tool spray nozzle is positioned at the first station and is movable along a floor mounted work tool support track. The first article moves through an article pathway volume that intersects with a work tool pathway volume defined by the work tool movement.
87 Conveying device US13687434 2012-11-28 US08789685B2 2014-07-29 Bing Li; Bo Yang; Yong Zhang
A conveying device includes a supporting platform, a rolling member, a driving member, and a conveying assembly. The rolling member rotatably is mounted on the supporting platform. The driving member is connected to the rolling member, for driving the rolling member to rotate along an axis. The conveying assembly includes a supporting member, a fixing member, and several rollers. The fixing member is mounted on a side of the supporting member towards the supporting platform, and defines an arcuate mounting surface. The rollers are mounted on the arcuate mounting surface, and resist the rolling member. Sets of two rollers are located on opposite sides of the rolling member. The rotation axes of the rollers are inclined relative to the rotation axis of the rolling member, which enable the rotation of the rolling member to drive the rollers to rotate and slide along the rolling member.
88 CONVEYING DEVICE US13687434 2012-11-28 US20130270071A1 2013-10-17 BING LI; BO YANG; YONG ZHANG
A conveying device includes a supporting platform, a rolling member, a driving member, and a conveying assembly. The rolling member rotatably is mounted on the supporting platform. The driving member is connected to the rolling member, for driving the rolling member to rotate along an axis. The conveying assembly includes a supporting member, a fixing member, and several rollers. The fixing member is mounted on a side of the supporting member towards the supporting platform, and defines an arcuate mounting surface. The rollers are mounted on the arcuate mounting surface, and resist the rolling member. Sets of two rollers are located on opposite sides of the rolling member. The rotation axes of the rollers are inclined relative to the rotation axis of the rolling member, which enable the rotation of the rolling member to drive the rollers to rotate and slide along the rolling member.
89 Modular Manufacturing Line Including Work Tool Having Work Tool Spray Nozzle And Method Of Operation Therefor US13630358 2012-09-28 US20130026002A1 2013-01-31 John M. Spangler
A modular manufacturing line includes first and second modular manufacturing stations. Each station includes a framework defining a manufacturing space, and an overhead friction drive system supported on the framework for moving a suspended article through the manufacturing space. A control system is in communication with each drive system and is configured to simultaneously control a first article at the first station according to one operation pattern and control a second article at the second station according to a different operation pattern. A work tool including a work tool spray nozzle is positioned at the first station and is movable along a floor mounted work tool support track. The first article moves through an article pathway volume that intersects with a work tool pathway volume defined by the work tool movement.
90 Pillow block bearing for shaft driven conveyor system with self aligning feature US12233995 2008-09-19 US08191483B2 2012-06-05 Charles Paul Tabler
A rotating shaft drive system is configured to propel a load along a conveying path of an overhead conveyor system. A stationary frame extends along the conveying path and supports the rotating shaft drive system. A movable carriage is suspended from the stationary frame and engages with a rotating shaft of the shaft drive system to propel the carriage and the load. The rotating shaft comprises a plurality of shaft segments supported pillow blocks at each end of the rotating shaft segments, and the pillow blocks create a gap between adjacent shaft segments. The movable carriage has at least one canted driven roller configured to engage with adjacent rotating shaft segments and to create a helical loci of tractional engagement that provides sufficient drive force to propel the carriage and the load along the conveying path. The drive system is further configured to provide continuous propulsion as the canted driven roller moves across the gap between adjacent shaft segments.
91 Heavy-Duty Drive Tube Coupling US12885909 2010-09-20 US20110070020A1 2011-03-24 Charles P. Tabler
A coupling is provided that comprises a base portion and an elongated portion. The elongated portion extends from the face of the base portion. The elongated portion further comprises at least one rib extending from the face of the base portion toward the distal end of the elongated portion. In some embodiments, the at least one rib further comprises at least one detent. In one embodiment, the elongated portion comprises a substantially square cross-section and four ribs evenly-spaced about the perimeter of the elongated portion. The elongated portion, including the ribs and any detents may be sized and shaped to provide a friction fit between the coupling and a drive tube when the elongated portion is inserted into the drive tube. In some embodiments, the base portion and the elongated portion may comprise a single, integral member.
92 Cable drive for overhead conveyor US11881445 2007-07-27 US20090026042A1 2009-01-29 Charles P. Tabler
In a drive system for an overhead conveyor, a first drive shaft presents a path of travel for a trolley, and a second drive shaft spaced from the first drive shaft provides a continuation of the path of travel. A flexible drive cable spans the gap between the shafts and interconnects the terminal end of the first shaft with the receiving end of the second shaft to transfer torque thereto to rotate the second shaft. The cable comprises spiral wound strands joined together to preclude unraveling thereof and thus the second shaft may be driven by the first shaft when their longitudinal axes are not collinear.
93 Inverted conveyor US12006693 2008-01-04 US20080210523A1 2008-09-04 Donald E. Owens; Charles P. Tabler
A conveyor is powered by a rotating, generally horizontal drive tube or shaft engaged by angularly disposed trolley wheels, in which trolleys support the conveyed products or materials above the drive tube and clear of any parts of the conveyor structure that would interfere with the desired path of travel. Each of the trolleys is provided with load wheels which ride on load rails above the drive tube and associated drive wheels, thereby providing a structure upon which a platform or other support may be mounted for bearing the transported products.
94 Stopping device for a transport trolley US09526521 2000-03-16 US06305295B1 2001-10-23 Walter Buck
Stopping device for a transport trolley which can be moved along guidances or rails (2-3), whereby the transport trolley (4) is provided with driving wheels (7) which cooperate with a driving axle (6) and which, by means of a lever (14) with a contact wheel (17), can be set at different angles in respect to said driving axle (6), characterized in that this stopping device (1) consists of at least a lever (20) with an ascending edge (40) and a descending lateral edge (41), prolonged by an acceleration lever (24), the transition of which is formed by a tip (T), and a hydraulic, pneumatic or electric drive which can position said levers (20) and (24) in three positions, namely, with said tip (T) outside the path of said contact wheel (17) and out of contact with levers (20) and (24); with lever (20) and tip (T) entirely in the path of the contact wheel (17); and with the tip (T) outside of the path of the contact wheel (17), however, with the contact wheel (17) in contact with the acceleration lever (24).
95 Trolley retention abutment for overhead conveying system US09305475 1999-05-06 US06293388B1 2001-09-25 Christopher L. Felter
Overhead conveying system trolleys supported by canted driven rollers engage on and form spiral loci of engagement with a rotated drive shaft in a powered section, and each has a top wheel used to lift the driven rollers off of the drive shaft as the trolley enters a gravity rail section where the wheel is supported on a rail and where a step feeder releases trolleys one at a time from or along the gravity rail section. A pivoted step feeder arm in a receiving and holding position receives the wheel of the lead trolley, which actuates a release limit switch, to cause the arm to rotate and release the trolley. In this release position, the retention abutment mounted on the accumulation side of the arm, prevents any following trolley from actuating the release limit switch. The arm remains in the release position until a second limit switch is actuated by the released trolley moving away, to cause the arm to rotate to the receiving and holding position to receive the next lead trolley. The retention abutment has a cam that will engage and force back the following trolley while the arm rotates into the release position and thereby keep the following trolley from swinging and actuating the release limit switch while the gravity line is exposed to significant back pressure from accumulated trolleys.
96 High load overhead conveyor drive system US594086 1996-01-30 US5785168A 1998-07-28 Thomas E. Beall, Jr.
A load of an overhead conveyor is connected to a carriage, that has elastomeric material biasing a plurality of pivotally mounted driven wheels against a rotatable drive shaft extending along the transporting direction. The driven wheels are canted with respect to the drive shaft so that when the drive shaft is rotated, a helical loci of engagement between the drive shaft and driven wheels provides sufficient traction through the engagement force of the bias to propel the hanger along the transporting path. A first portion of weight of the load is carried through the bias member and through the driven wheels to the drive shaft, and thereafter a next portion of weight of the load is carried through a support wheel to a load support structure independently of the drive shaft. Preferably, the drive shaft is composed of a number of drivingly discontinuous sections that are aligned or alignable for diverting transporting paths so as to each be driven by a separate set of a drive motor, mechanical transmission and drive belt. The drive shaft may include curved sections so that the transporting path may take on any desired shape. The drive shaft is mounted by a plurality of bearings within a channel.
97 Conveyor system with rotary shaft propulsion US730707 1996-10-15 US5758581A 1998-06-02 Karlheinz Uhlenbusch
The invention consists of a conveyor system with a drive shaft that can be rotated around its longitudinal axis, and at least one conveyor car with at least one frictional wheel, which for propulsion does roll off on the drive shaft with an/the axis of rotation inclined against the longitudinal axis of the drive shaft, where the conveyor system additionally contains first guiding devices with a first distance from the drive shaft that remains constant in longitudinal direction of the drive shaft, on which the conveyor car or cars are guided.
98 Accumulating pallet conveyor US602728 1990-10-24 US5080220A 1992-01-14 Benjamin P. DiFalco
A live roller pallet conveyor utilizes a plurality of drive assemblies spaced in aligned relation along the conveyor frame and which project upwardly into the plane containing the lower drive surface of the pallet. The drive assemblies have drive rollers which contact the pallet and are controlled in both drive direction and elevation. When driving the pallet, the drive assemblies carry substantially the entire weight thereof, except for that amount which is carried by spaced rollers along one edge of the conveyor frame. The arrangement permits the pallet to be driven virtually at the peripheral speed of the drive rollers, when driving longitudinallly of the conveyor, as well as permitting a controlled speed variation with fine accelerating or decelerating effects as the drive rollers are angled in drive direction. In one form, the pallet has an elongated free spinning roller on its under side which contacts the drive rollers for producing pallet motion.
99 Intelligent driverless vehicle US518570 1983-07-29 US4620280A 1986-10-28 Barry C. Conklin
An intelligent driverless vehicle rolls on a track and has a pair of drive wheels which engage with a rotating drive shaft. The angular position of the drive wheels relative to the drive shaft determines the speed of the vehicle. Each vehicle has a microcomputer associated therewith, a position encoder for supplying information regarding the position of the vehicle to the microcomputer, an angular position encoder for providing information regarding the angular position of the drive wheels to the microcomputer for the computation of vehicle speed, and a drive wheel control means and associated linkage for changing the angular position of the drive wheels and thus vehicle speed in response to commands from the onboard microcomputer. The microcomputer communicates with a central computer via a bidirectional communications link. The central computer controls the speed and acceleration of each vehicle by selectively communicating with the microcomputers on board the vehicles.
100 Driverless tugger vehicle US559123 1983-12-07 US4612861A 1986-09-23 Per E. Lindquist
A driverless tugger vehicle adapted to contact another driverless vehicle and push or pull the latter to a source of power includes a body having support wheels for riding on tracks. The body has a drive wheel adapted for frictional contact with a drive shaft. A contact member on the body is provided for pushing or pulling the other driverless vehicle. A switch actuator is provided on the body for initiating reversal of direction of movement of the body when the contact member is coupled to said other driverless vehicle.
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