Class 474/229 - Connector has bearing surface which is noncircular in transverse cross section

Subclass of Class 474 - Endless belt power transmission systems or components
Definition: Subject matter wherein said connector member has an external
No. of patents: 32
Last issue date: 10/18/2011

Number	Title	Issue Date
8038560	Power transmission chain and power transmission device A power transmission chain (1) has links (11), pins (14), and interpieces (15). The links (14) each have a front and a back insertion parts (12, 13) through which the pins are inserted. The pins (14) and the interpiec...	10/18/2011
8029398	Transmission chain Transmission chain with links coupled by rocker assemblies with each two longitudinal pins which roll over each other and of which one cooperates in a force transmitting way with the opposite pulleys of a pair of cone-shaped pulley sheaves, and these pins have a fir...	10/04/2011
7441396	Manufacture method of power transmission chain and pin-retainer jig A method of manufacturing of power transmission chain 1 by interconnecting plural link plates 2 with pins 3. Individual pin pairs 3 are arranged and temporarily fixed to places. The link plates 2 are sequentially stacked in layers ...	10/28/2008
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
7204775	Plate-link chain for a continuously variable transmission A plate-link chain formed from short plate links and long plate links. The long plate links have an extension at one end. The installation direction of the long plate links is such that their extensions overlap plate links in an adjacent row and that are next in ord...	04/17/2007
7140173	Method and device for assembling an endless chain, in particular a transmission chain A method as well as a device for assembling a transmission chain made up of sets of two elongated elements which lie with their long sides against each other and are coupled in pairs to each other by link plates with openings of which chain one supports the sets in ...	11/28/2006
6676552	Plate-link chain A drive chain suitable for use in a continuously variable transmission of a motor vehicle. The transmission has 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 plur...	01/13/2004
6524204	Rocker joint for CVT chain belt with stepped pins press fit in the center of the guide links A power transmission chain belt has a rocker joint to reduce power transmission loss and to reduce the surface pressure acting on the connecting pin while maintaining bendability of the entire chain. The chain is formed of multiple inner links, each havin...	02/25/2003
6478704	Link chain An endless link chain, particularly for use in a continuously variable transmission in the power train of a motor vehicle, has composite links and pintles which articulately connect neighboring links to each other. At least one of the links is assembled o...	11/12/2002
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
6142903	Chain for continuously variable transmission A link chain for a continuously variable cone pulley gear whose link pins connecting the individual chain links 1,2; 11,12 are formed as pairs of rocker members 25. The end faces of the rocker members 25 transfer the friction forces between the cone pulle...	11/07/2000
5921881	Narrow bicycle chain with inner links that receive sprocket teeth within a bottom recess A derailleur bicycle chain includes a plurality of intermediate links, a plurality of pairs of outer links, and a plurality of fasteners. Each fastener connects an end of one of the plurality of intermediate links between a corresponding pair of outer lin...	07/13/1999
5728021	Transmission chain for a cone pulley transmission Transmission chain for a cone pulley transmission with links, coupled by pins, engaging the cone pulley surfaces, and by elongate each link accommodating, non-rotatable with respect to it, a pin and, in the longitudinal dimension of the link at a distance...	03/17/1998
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
5667442	Chain link assembly body A chain link 1 assembly body includes a pre-molded resin sleeve having a uniformly cylindrical inner periphery and a partially convexly contoured outer periphery, a bushing conformed to the shape of the sleeve and inner links each having a bushing press-f...	09/16/1997
5562559	Rocker joint chain with crescent shaped aperture A rocker joint for a power transmission chain constructed of an assembly of links and pivot members including a chain assembly having a plurality of sets of links interleaved with other sets of links. Each link has end portions and a central body portion ...	10/08/1996
5423724	Interlaced single pin rocker joint 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...	06/13/1995
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
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
5176586	Silent chain A silent chain comprising link plates each having a pair of meshing teeth adapted to mesh with a sprocket tooth, and a pair of connection pin insert holes through each of the link plates adjacent opposite ends thereof. A pair of long and short connection ...	01/05/1993
5176587	Single pin rocker joint bushing chain A rocker joint is provided which is constructed from the pins and bushings f the links. The pin members have a working front surface and a convex back surface. The bushings have apertures therein which include an arcuate working surface. The pins are dispo...	01/05/1993
4813225	Chain for use in device for preventing rupturing of a pipeline The chain for pressing a plurality of annular segments against a pipeline includes a plurality of links which are interconnected by pivot pins. At least some of the pivot pins are provided with eccentrics which are disposed within the inner links so that ...	03/21/1989
4543081	Transmission chain A transmission chain comprising links and hinge pins extending through link apertures an intermediate member being received between each hinge pin and the opposite aperture sides of a plurality of adjacent links, the length of the intermediate member bein...	09/24/1985
4349101	Conveyor of endless chain type with eccentric arrangement to overcome chordal action A conveyor of the endless chain type passing around two or more sprockets provided with means for compensating for the chordal action which ordinarily occurs as a chain passes around its associated sprocket. The chain is composed of links having overlappi...	09/14/1982
4344761	Side-bar chain for cone pulley transmissions In a side-bar chain for an infinitely variable cone pulley transmission, which chain is composed of packs of side bars forming successive links which are articulatedly connected with one another, and thrust pieces acting transversely of the longitudinal d...	08/17/1982
4276040	Pintle chain having extended wear barrel section and sprocket therefor The barrels of the links of pintle chain for operation open end forward over a drive sprocket are extended inwardly respecting the tooth pockets of the sprocket and two, flat separately distinct areas of interengagement are provided. The two areas of inte...	06/30/1981
4266435	Segmental roller drive chain The chain has laminated, laterally flexible link members interconnected by pairs of rocker-joint bearing members. The laminated links freely engage and are retained by transversely spaced notches in the bearing members, which also engage drive sprocket te...	05/12/1981
4186617	Rocker joint roller chain A hybrid type chain having a low wear pivot joint between inner and outer links has been provided. Both the inner and outer links of the chain are pin links with the pins tightly received, respectively, in the sidebars of the links. Each pin of an inner l...	02/05/1980
4140025	Link chain having non-frictional couplings A link chain useful for transmission and conveyor purposes in which the links are interconnected by flexible strip members which accommodate relative angular movement of each link with respect to the strip members and links without need for pivot pins and...	02/20/1979
4100819	Arris sprocket chain A chain, hereinafter called an arris sprocket chain, of the type consisting of two different alternating link types, wherein the first link type comprises two plates interconnected by two fixed fulcrum pins extending across the plates and being connected ...	07/18/1978

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Class 474/229 - Connector has bearing surface which is noncircular in transverse cross section