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| Number | Title | Issue Date |
| 8182383 | Plate-link chain A plate-link chain composed of a large number of plates that form plate sets, where adjacent plate sets are hingedly connected to each other by pairs of rocker members. The rocker members of a rocker member pair have rolling surfaces that bear against each other. So... | 05/22/2012 |
| 7357742 | Plate-link chain Rolling surfaces of rocker pressure members of plate-link chains for conical disk transmissions are constructed as freeform surfaces in such a way that their radius of curvature changes in a direction transverse to the longitudinal extent of the rocker pressure memb... | 04/15/2008 |
| 7320656 | Plate-link chain A drive chain suitable for use in a continuously variable transmission of a motor vehicle, the transmission having two pairs of spaced drive members about which the chain passes to transfer torque from one drive member to the other. The chain includes a plurality of... | 01/22/2008 |
| 7246699 | Conveyor chain A section of chain for conveying product along a material handling system includes a pin connecting a center link between two side links. The pin may be dialable or selectably positioned at the side links to control and adjust the wear surface of the pin relative to... | 07/24/2007 |
| 7055678 | Modular conveyor belt with non-circular hinge pin A modular conveyor belt forming a hinge between consecutive belt rows (14A–C) hingedly connected by a noncircular hinge pin (34). Hinge eyes (28) along the forward and rearward ends of each row (14A–C) of belt modules include aligned ... | 06/06/2006 |
| 7056248 | Silent chain A Hybrid Roller/Silent chain that has the wear resistance of a roller chain combined with the noise performance of a silent chain. This is accomplished with the use of bushings that allow increased bearing area for the articulating members of the chain, specifically... | 06/06/2006 |
| 7048665 | Power transmission chain having links with lateral spacing elements A chain having a plurality of inside links and guide links. The plurality of inside links each have a pair of apertures and are interleaved and connected to form rows. The plurality of guide links each have a pair of apertures and are placed outside of alternate row... | 05/23/2006 |
| 7048666 | Silent chain power transmitting apparatus A silent chain power transmitting apparatus has an endless link chain having a plurality of link plates (11A,11B,11C, . . . ) connected together, and sprocket wheels (20). Each of an inside flank (13) and an outside flank (14 | 05/23/2006 |
| 6966435 | Oriented polymer hinge pins in modular plastic conveyor belts A modular plastic conveyor belt hingedly interconnected by hinge pins made of a highly oriented polymer material. The hinge pins are preferably extruded from a material including a highly oriented polymer, such as polyethylene, polypropylene, or nylon. Alternative m... | 11/22/2005 |
| 6939260 | Silent drive chain assembly having flexible links A chain assembly drivingly engages a plurality of sprocket teeth that extend radially outwardly from a sprocket of an automobile drivetrain. The chain assembly includes a plurality of rigid links pivotally interconnected to each other to form an endless loop, wherei... | 09/06/2005 |
| 6749059 | Modular conveyor belt with two-part hinge pin A modular conveyor belt forming a hinge between consecutive belt rows hingedly connected by a two-part hinge pin. Hinge eyes along the forward and rearward ends of each row of belt modules include aligned openings for the hinge pins. The belt rows are arranged end-t... | 06/15/2004 |
| 6695731 | Chain-belt for continuously variable transmission A link chain for use in the continuously variable transmission of the power train in a motor vehicle is assembled of pairs of composite identical or dissimilar links each having a stack of apertured plates, and of coupling units employing pairs of non-cir... | 02/24/2004 |
| 6623392 | Short pitch tooth chain A short pitch tooth chain that reduces the level of impact noise generated during operation is disclosed. A chain system includes a first sprocket having a plurality of sprocket teeth spaced apart by a first distance, a second sprocket also having a plura... | 09/23/2003 |
| 6589127 | Silent chain with rocker joint pins A silent chain includes guide link rows and joint link rows arranged alternately and articulately connected in an endless fashion by rocker joint pins each composed of a longer pin and a shorter pin. In each guide link row, the longer pin is fitted with t... | 07/08/2003 |
| 6579200 | Silent chain with a guide washer having a single aperture for a rocker joint pin A silent chain includes guide washers to prevent bending of the connecting pins during prestressing. The chain has multiple link plates, each with a pair of teeth and pin apertures. The links are interleaved in the transverse and longitudinal directions a... | 06/17/2003 |
| 6572504 | Silent chain with a guide washer having a single central aperture for a center pin A silent chain is directed to prevent bending of the connection pin and reducing surface pressure acting on the connection pin while maintaining bendability of the entire chain. The chain includes multiple link plates, each having a pair of teeth and a pa... | 06/03/2003 |
| 6533691 | Low noise silent chain Each link plate of a low noise silent chain has an inside meshing surface formed on the inside flank of each link tooth. The inside meshing surface includes a convexly arcuate mesh start portion disposed on a tip side of each link tooth, and a convexly ar... | 03/18/2003 |
| 6440022 | Double-meshing type silent chain and sprocket for meshing with the chain along outer circumference thereof A double-meshing-type silent chain includes link plates having the identical side profile. Each link plate has two meshing teeth and a flat back face formed opposite to the meshing teeth. Two kinds of links are alternately arranged in the longitudinal dir... | 08/27/2002 |
| 6387003 | Chain with improved rocker pin joint structure A chain includes a pair of rocker joint pins inserted through laterally aligned pin holes of two adjacent link plates. The pin holes have a pair of upper and lower pin-position constraining surfaces arranged to face upper and lower flat surfaces, respecti... | 05/14/2002 |
| 6383105 | Guide plate for a silent chain A guide plate a for silent chain is substantially arch-shaped and has a pair of pin holes formed therein at a position adjacent to opposite free ends of the arch-shaped guide plate. The arch-shaped guide plate further has an arcuate inner peripheral surfa... | 05/07/2002 |
| 6364800 | Interior guided chain system for lateral chain control Inverted tooth chains particularly those used in timing drive applications. Conventional guide links are replaced by conventional sprocket engaging links for the two outermost links in the outer link rows. A thick inner link of approximately twice normal ... | 04/02/2002 |
| 6346058 | Endless flexible torque-transmitting device A flexible torque-transmitting device (1) such as a chain belt that runs in an endless loop around a first and second pair of conical disks in a continuously variable transmission of a motor vehicle includes means to keep the transverse force-transfer ele... | 02/12/2002 |
| 6186920 | Short pitch tooth chain A short pitch tooth chain that reduces the level of impact noise generated during operation. A chain system includes a first sprocket having a plurality of sprocket teeth spaced apart by a first distance, a second sprocket also having a plurality of sproc... | 02/13/2001 |
| 6155945 | Silent chain with convex outer flanks for smooth sprockets tooth engagement A silent chain and sprocket for power transmission includes a silent chain formed of interleaved rows of multiple link plates and a sprocket used with the silent chain. Each of the teeth of the chain links is formed of an outside flank and an inside flank... | 12/05/2000 |
| 6142902 | Double-meshing-type silent chain and sprocket for meshing with the chain along outer circumference thereof A double-meshing-type silent chain includes link plates having the identical side profile. Each link plate has two meshing teeth and a flat back face formed opposite to the meshing teeth. Two kinds of links are alternately arranged in the longitudinal dir... | 11/07/2000 |
| 6141892 | Apparatus for limiting chain wear An apparatus for limiting sliding wear and kick-back wear in straight sidebar chains as well as offset sidebar chains includes a wear bar which is attached to the outer surface of the chain's sidebar. The wear bar includes a main body portion having a for... | 11/07/2000 |
| 6010421 | Chain master link A master link for a standard chainwheel chain, having a substantially planar shackle body having a bore located thereon and first and second extensions extending from the shackle body and terminating at respective ends thereof. The extension have longitud... | 01/04/2000 |
| 5941059 | Silent chain, and rocker pin and plate thereof A silent chain, as well as a rocker pin and a plate of the silent chain, are provided which are capable of enhancing the transmission efficiency, and improving the fatigue strength of the plate to thereby prolong the service life of the silent chain. Rock... | 08/24/1999 |
| 5700217 | Power transmission chain with formed bushing and associated aperture A power transmission chain in which round pins are inserted in link apertures with D-shaped cross-section and a bushing of U-shaped cross-section. The bushing can be formed of several different shapes in order to decrease the wear between the pins and the... | 12/23/1997 |
| 5645503 | Power transmission chain having a spring link A power transmission chain with a spring link of improved durability. The chain includes a plurality of link plates. Each of the links has a pair of pinholes. The links are interleaved and are connected by rocker joints inserted in the pinholes. Guide lin... | 07/08/1997 |
| 5334111 | Single pin rocker joint CVT chain A rocker joint for a power transmission chain is formed from a single pin and an associated link aperture. The pin has a substantially flat front surface and a convex back surface, with the back surface being defined by a plurality of radii. The pin is re... | 08/02/1994 |
| 5263903 | Chain-belt A chain-belt that extends between driving and driven members such as the pulleys of a continuous variable transmission wherein the chain-belt is formed of a plurality of interleaved sets of links. The links define a passageway and a plurality of load bloc... | 11/23/1993 |
| 5192253 | Single pin rocker joint chain A rocker joint for a power transmission chain is formed from a single pin d an associated link aperture. The pin has a substantially flat front surface and a convex back surface, with the back surface being defined by a plurality of radii. The pin is rece... | 03/09/1993 |
| 5176584 | Silent chain A silent chain having a series of links, with adjacent links being pivotally joined by transversely-extending connecting pins. Each link is defined by a plurality of link plates disposed in sidewardly adjacent relationship, which link plates define inward... | 01/05/1993 |
| 5154674 | Power transmission chain constructed with asymmetrical links A power transmission chain is formed of a plurality of randomly oriented s of links. Pivot means connect adjacent sets of links by fitting into a pair of apertures in the links. Each of the links of the chain has a pair of toes separated by a crotch. Eac... | 10/13/1992 |
| 5147250 | Chain design A chain (10) with a plurality of links (13) positioned in substantially pllel relationship with respect to each other where the links (13) having an aperture (15) located at each end. An end region (14) of the links (13) extends from the aperture (15) to... | 09/15/1992 |
| 5125874 | Long life modular link belts suitable for abrasive environments Improved articulation structure is provided for pivoting links of a modular belt, namely a hinge strip of flexible material such as a thermoplastic elastomer and mating receptacle aperture slots in link ends. The modular links are all alike with flared en... | 06/30/1992 |
| 5073154 | Chain-belt A chain-belt for engagement with the pulleys of a continuously variable transmission consists of interleaved sets of chain links joined for articulation by a joint which has a rocking action. The joint includes a pair of pins. A small camber is introduced... | 12/17/1991 |
| 5030175 | Chain joint construction A chain link assembly is fabricated from a plurality of links joined together in articulated relationship with each of the links having a first end with a complementary pitch opening and a second end with a complementary opening. A barrel having an inside... | 07/09/1991 |
| 5026331 | Rocker joint pin type CVT chain An improved rocker joint pin type CVT chain has link plates connected by rocker joints, each including a rocker pin and a seat pin in an insertion bore of the link plate, the rocker pin and the seat pin making rolling contact along opposing rolling arcuat... | 06/25/1991 |
