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| Number | Title | Issue Date |
| 7503450 | Long roller slip conveyor A slip roller conveyor has a frame comprising a pair of parallel, spaced-apart side plates. Secured to each of the side plates is a plurality of annular rollers with a predetermined pitch distance between adjacent rollers. The annular rollers have tubular sleeves of... | 03/17/2009 |
| 7299909 | Taper sleeve for conveyor roller A taper sleeve for a conveyor roller used in a curved conveyor section has a taper wall with internal radial ribs which mate with the surface of a cylindrical roller core. The inner edges of the ribs preferably have an interference fit with the core surface. ... | 11/27/2007 |
| 7290649 | Roller arrangement for an accumulating roller conveyor The invention relates to a roller arrangement (7) for a stowing roller conveyor, comprising a stationary roller axle (20) arranged in a support frame (4) of the stowing roller conveyor, with a driving roller (9) and a conveying roller ( | 11/06/2007 |
| 7275417 | Fueling system vapor recovery and containment performance monitor and method of operation thereof A method and apparatus for monitoring and determining fuel vapor recovery performance is disclosed. The dispensing of liquid fuel into a tank by a conventional gas pump nozzle naturally displaces a mixture of air and fuel ullage vapor in the tank. These displaced va... | 10/02/2007 |
| 7207436 | Anti-static roller conveyor A roller conveyor having motor driven rollers with electronic motor controls mounted on the conveyor side plates is subject to damage of the motor controls from arcing discharge of static electricity generated by articles traveling on the conveyor. The static electr... | 04/24/2007 |
| 7125012 | Rotatable feed wheel for sheet converting machine A feed wheel includes a hub and a discontinuous tread removably fitted about the hub. At leading and trailing ends of the discontinuous tread are mateable non-planar female and male surfaces which interfit with one another and tend to interlock the tread ends togeth... | 10/24/2006 |
| 7114613 | Article unscrambler with high speed tapered roller An unscrambler conveyor including a frame, a plurality of tapered rollers rotatably supported by the frame for unscrambling packages, and means for driving the rollers. Each of the rollers has a longitudinal axis and a polyurethane body that extends along the longit... | 10/03/2006 |
| 7073651 | Modular mat gravity-advance roller conveyor A modular gravity-advance roller conveyor for conveying articles down an inclined path. The conveyor comprises an easy-to-configure modular conveyor mat supported in a conveyor frame with an inclined base. The conveyor mat is constructed of a series of rows of rolle... | 07/11/2006 |
| 6935486 | Bushing system for live roller conveyor The invention provides an improved live roller conveyor system for preventing damage to conveyed cases of goods when stopped upon live rollers. In an embodiment of the invention, a live roller comprises a drive shaft with a plurality of roller members rotatably affi... | 08/30/2005 |
| 6868961 | Roller conveyor with clutched idler rollers A roller conveyor which includes idler rollers which are drivable in a driving direction in response to rotational driving of a drive portion of the rollers, and which are freely rotatable in the driving direction relative to the drive portions of the rollers, in or... | 03/22/2005 |
| 6523677 | Low tension dual helical conveyor system A dual helical conveyor system, is disclosed having a conveyor belt adapted to move in a first direction along a first helical path and thereafter in a second direction generally opposite the first direction along a second helical path generally concentri... | 02/25/2003 |
| 6454082 | Roller conveyor system A roller conveyor system is disclosed having a frame with a pair of spaced apart rails and at least one roller assembly having an elongated shaft. A first bearing assembly is secured to one rail while a second bearing assembly is secured to the other rail... | 09/24/2002 |
| 5890582 | Ball deck An improved ball deck having a plurality of driven balls arranged in rows, with each driven ball supported on a freely rotatable ball and a pair of drive wheels secured to parallel shafts positioned on either side of the driven balls in each row, and a tr... | 04/06/1999 |
| 5881862 | Torque limiting roller drive for conveyors In a power driven roller conveyor having a plurality of rollers mounted on a driven shaft for supporting and transporting a work piece with a limiting drive force. The drive shaft is provided with concentrically disposed spacers, rollers, and bearings whi... | 03/16/1999 |
| 5823319 | Control system for the drop-out zone of a constant speed accumulating conveyor A control system for a conveyor system of the type having a first constant speed conveyor with a drop-out zone and a second variable speed downstream conveyor receiving products from the drop-out zone. The drop-out zone comprises a plurality of conveyor r... | 10/20/1998 |
| 5810157 | Conveyor apparatus for transporting a workpiece with a variable drive force A roller assembly for use with a conveyor for transporting a workpiece wherein the drive force applied by the roller is adjustable independent of the force generated by placing a workpiece on the roller. The roller includes an inner sleeve secured to a dr... | 09/22/1998 |
| 5746304 | Speed increasing and accumulating conveyor chain The speed increasing and accumulating conveyor chain of the present invention can convey a conveyed object faster than the running speed of the chain, and keep the conveyed object stopped while continuously running the chain itself. The load roller with a... | 05/05/1998 |
| 5558205 | Conveyors A conveyor with a straight pathway has laterally spaced side walls with opposing banks of driven roller assemblies mounted thereon. Each roller assembly has a shaft, a roller, and a driven pulley. The pulleys of assemblies on a side wall are driven by an ... | 09/24/1996 |
| 5558206 | Conveyor technology A slip roller conveyor has parallel side walls and a plurality of driven slip roller assemblies mounted therein. Each driven assembly comprises a stub shaft that is threadedly mounted in the side wall and has a wrench-engageable head. A pulley with a slee... | 09/24/1996 |
| 5375696 | High speed lineshaft-driven accumulating conveyor The rollers of a live roller conveyor are driven by drive wheels, which are driven from a driveshaft extending along the conveyor. When the drive wheels and their respective conveyor rollers are in contact with each other, the drive wheels cause the conve... | 12/27/1994 |
| 5287956 | High speed conveyor with movable drive wheel A conveyor has a drive wheel which is driven from a driveshaft and which moves into and out of driving engagement. In the preferred embodiment, there is a drive gear mounted on the drive shaft, and the drive gear drives a drive wheel, which is mounted on ... | 02/22/1994 |
| 5244081 | Conveyor apparatus for horizontally feeding sheet material A conveyor apparatus for feeding a sheet material such as a sheet of glass in a heating furnace includes an array of feed rolls for feeding the sheet material in a feeding direction, the feed rolls having respective axes extending in a direction transvers... | 09/14/1993 |
| 5188215 | Apparatus for the transportation of goods to be conveyed The roller shafts 1 of an apparatus for the transportation of goods to be conveyed are driven by a longitudinal shaft 15 via a respective angle gear 13, 14. A friction clutch 3 is provided on the longitudinal shaft 15. The two clutch elements 6 and 7 of t... | 02/23/1993 |
| 5147024 | Roller conveyor With the screw driven into the female-threaded hole which radially extends through the hollow roller and opens to the outer peripheral surface of the cylindrical portion forming a part of the sprocket, the hollow roller is coupled to the sprocket and func... | 09/15/1992 |
| 5107982 | Conveyor apparatus A roller conveyor apparatus includes a plurality of tapered tubular rollers, each rotatably mounted on an axle. The roller axles are supported by a frame so that, in one embodiment, the rollers are arranged to form a conveyor turn segment. A drive wheel, ... | 04/28/1992 |
| 5038923 | Mini-roller conveyor with variable pressure traction sleeve Mini-roller shafts are provided at opposite ends with resilient traction sleeves and with oversized transport sleeves therebetween. Bearing members are provided to position the traction sleeves for frictional engagement with endless drive members extendin... | 08/13/1991 |
| 5038922 | High speed line shaft conveyor A conveyor designed for high speed operations includes a drive shaft, a first friction wheel having a beveled end and mounted on the drive shaft, a second friction wheel mounted on the conveyor frame and having a beveled end which mates with the beveled e... | 08/13/1991 |
| 5012920 | Roller conveyor systems A drive sprocket is rotatably mounted on the end of a shaft of a roller and is engaged with a drive chain. Coupled with the drive sprocket, to rotate with it, is a first drive member, having a frusto-conical axially directed annular drive transmission sur... | 05/07/1991 |
| 4993541 | Triple conveyor A triple conveyor includes a chain gear, a coaxial roller, and end wheels of a coaxle whereby the conveyor can transport products quickly and accurately, and reduce the noise and vibration of the conveyor so as to allow for the use of robots and the elimi... | 02/19/1991 |
| 4930618 | Power free triple conveyor This invention relates to a roller assembly for a power free triple conveyor having an overload release device which includes a sprocket mounted on a shaft through a bearing, a roller separately formed and freely rotated on the sprocket, a plurality of sp... | 06/05/1990 |
| 4832656 | Power roll conveyor with adjustable torque sensitive coupling A powered conveyor roller having a frictional coupling inside the roller drivingly connecting the roller to a drive shaft extending actually through the roller. The coupling includes a flat spring wrapped around the shaft to form a frictional engagement w... | 05/23/1989 |
| 4815588 | Roller conveyor Free rollers for transferring objects to be transferred, and a driving device for rotating the free rollers are supported by a support frame. A plurality of support frames are attached to a main frame so that their positions can be changed lengthwise of t... | 03/28/1989 |
| 4753339 | Accumulating conveyor of the low pressure type In a low pressure accumulator conveyor of the type where cartons are conveyed on a surface defined by successive freely rotatable rollers which are driven from beneath by frictional engagement with a continuous belt, the belt is held in periodically relea... | 06/28/1988 |
| 4733772 | Power and free roller conveyor A plurality of rollers are carried by a support and have friction wheels fixedly secured, the wheels being frictionally engaged by further friction wheels which are slidably and non-rotatably carried on an input drive shaft. Biasing springs on the shaft u... | 03/29/1988 |
| 4706801 | Conveyor roller with torque overload release means A roller having a torque overload release mechanism for use with an accumulating roller conveyor system. A shaft is rotatably mounted to a frame for the conveyor system while a drive sprocket is rotatably mounted to one end of the shaft. A first friction ... | 11/17/1987 |
| 4572358 | Powered transmission assembly for an accumulating conveyor An accumulating conveyor having a control diaphragm for moving a roller driving member from a first position in disengagement with one or more conveyor rollers to a second position in driving engagement therewith. The driving member is supported by a flex... | 02/25/1986 |
| 4561536 | Rotary conveyor apparatus A conveyor comprises a plurality of rotors spaced longitudinally along a conveyor frame, each rotor having a rotatable shaft on which is fixed a number of axially spaced discs. The discs are staggered laterally of the conveyor and are of such diameter tha... | 12/31/1985 |
| 4524861 | Conveyor driving roller The disclosed invention relates to an adaption of a conventional conveyor driving roller whereby the driving force frictionally transmitted from a rotating shaft to the article conveying roller is maintained even under conditions wherein oil or water ente... | 06/25/1985 |
| 4508212 | Adjustable torque conveyor roller drive A friction clutch for a conveyor roller bearing apparatus wherein a plurality of small thrust springs are disposed between an adjustable nut and a thrust pad to force a drive sprocket against a back-up friction pad connected to the roller axle shaft. Mean... | 04/02/1985 |
| 4505381 | Conveyor roller A roller for a roller conveyor has a circular outer article engaging surface and a transversely extending through bore. A rotatable drive shaft extends through the bore for rotating the roller. The bore in the roller is offset from the transverse center o... | 03/19/1985 |
