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Endless belt power transmission systems or components December patent applications/inventions, industry category 12/09

20090325748 - Oil supply system for supplying oil to slide rails and guide rails: The invention relates to a rail (16a) of a flexible drive, which rail (16a) is intended to guide a drawing means (2). A lubricant which is introduced into the rail (16a) via the lubricant channel (13) brings about a pressure gap (15) which is formed between the inner side of... Agent: Lucas & Mercanti, LLP

20090325749 - Rotational one way clutch chain tensioner with frictional damping: A tensioner for a power transmission system includes two tensioning arms operatively engaged with a strand of either the chain or the belt of the power transmission system. The upper end of each tensioning arm is connected to a one way rotational clutch which is pivotally mounted between the upper... Agent: Borgwarner Inc. C/o Brown & Michaels, PC

20090325750 - Tensioner with two way damper: A tensioner for a power transmission system includes two tensioning arms operatively engaged with the strand of the chain or the belt of the power transmission system. The upper end of each tensioning arm is connected to a two way damper which is pivotally mounted between the upper ends of... Agent: Borgwarner Inc. C/o Brown & Michaels, PC

20090325751 - Drive chain cover: t

20090318252 - Pulley assembly: A pulley assembly for flexible motor vehicle transmission, comprising a supporting member rotatable about an axis, a pulley adapted to cooperate with a belt and connected to the supporting member to be rotatable about said axis with respect to the supporting member, a spiral spring interposed between the supporting element... Agent: Davidson Berquist Jackson & Gowdey LLP

20090318253 - Belt overload device: An apparatus including a belt support system having a first belt support roller and a system for automatically moving the first belt support roller. The belt support system partially wraps a continuous belt on a belt drive roller. The belt support system includes the first belt support roller at an... Agent: Pitney Bowes Inc.

20090318254 - Chain: A chain has a resin member integrally molded on an inner circumferential surface of a bushing with a strong joining force between the resin member and an inner circumferential surface of the bushing. The chain has an inner link in which both end portions of a pair of front and... Agent: Dann, Dorfman, Herrell & Skillman

20090305828 - Traction mechanism drive for an internal combustion engine: The invention relates to a traction mechanism drive for an internal combustion engine, comprising at least one drive pulley, at least one driven pulley, belt means which are embodied as a belt or chain, a tensioning element and a damping element. The invention is characterized in that at least one... Agent: Lucas & Mercanti, LLP

20090305829 - Pocket-type sprocket, and chain drive comprising a pocket-type sprocket: In a pocket-type chain wheel comprising two groups of pockets (3) for chain links (10) of a chain strand which pass through the wheel at an angle α relative to the wheel axis (8), said groups of pockets (3) being disposed next to and offset from each other, the angle... Agent: Mark P. Stone

20090305830 - Hub-pulley assembly having a rotationally disengageable pulley: A hub-pulley assembly comprising a hub adapted to be connected to a rotational member of a motor vehicle and having an axis, a pulley adapted to cooperate with a drive belt and driving means arranged between the hub and the pulley. The driving means comprise bidirectional disengagement means which allow... Agent: Davidson Berquist Jackson & Gowdey LLP

20090298625 - Control device and control method for continuously variable transmission: When the vehicle is stationary, the gear ratio is shifted to a Low side by controlling the position of a shift actuator such that a shift control valve is controlled to a position in which a first oil pressure shifts toward a neutral position side by a predetermined amount from... Agent: Foley And Lardner LLP Suite 500

20090298626 - Continuously variable transmission: A continuously variable transmission in which a sliding member is prevented from inclining is provided. The continuously variable transmission has a first oil passage provided in a movable sheave, and a second oil passage provided in a primary shaft supporting the movable sheave and connected in series to the first... Agent: Gifford, Krass, Sprinkle,anderson & Citkowski, P.c

20090298627 - Ventilated cvt: The invention provides apparatus for cooling at least one sheave and/or an endless belt of a continuously variable transmission (CVT). As previously mentioned, the CVT is comprised of a drive clutch, a driven clutch, and the endless belt disposed about the drive and driven clutches. Both the drive and driven... Agent: Baker & Daniels LLP

20090298628 - Hydraulic auto-tensioner: A hydraulic auto-tensioner includes a high-pressure oil chamber and a low-pressure oil chamber, and oil (L) in the high-pressure oil chamber passes through a clearance (G) between a cylinder (17) and a piston portion (18) of a plunger and leaks into the low-pressure oil chamber from an end of the... Agent: Mcginn Intellectual Property Law Group, PLLC

20090298630 - Pulley fixing structure: A pulley fixing structure includes a pulley with a ball bearing, and a bracket having a shaft portion on which the inner race of the bearing is pressed with an interference fit. The thermal expansion of the radially outer portion of the shaft portion of the bracket is larger than... Agent: Wenderoth, Lind & Ponack, L.L.P.

20090298629 - Rotation urging mechanism and pulley device: A rotation urging mechanism includes: an outer member which has an outer raceway surface on its inner periphery and is rotatable about a first axis; an inner member which has on its outer periphery an inner raceway surface disposed in face-to-face relation to a radially inner side of the outer... Agent: Mcginn Intellectual Property Law Group, PLLC

20090298631 - Belt tensioning device for being used with a starter generator: A belt tensioning device for a belt drive which comprises a driving machine with a driving belt pulley drivable by a driveshaft around a driving axis, and a plurality of further belt pulleys and with an infinite belt which is wrapped around the driving belt pulley and the further belt... Agent: Wyatt, Gerber & O'rourke

20090298632 - Friction transmission belt: which contains a compressed rubber layer having hardness after vulcanization measured by a type A durometer according to JIS K 6253 in a range from 80 or higher to less than 95 and containing ethylene-α-olefin elastomer and silica and practically no short fiber.... Agent: Dennison, Schultz & Macdonald

20090298633 - Power transmission belt: A power transmission belt having a body with a rubber layer defining spaced friction drive surfaces at laterally oppositely facing side surfaces. Short reinforcing fibers are embedded in the rubber layer in an amount of 15-50 parts by weight per 100 weight percent of rubber in the rubber layer. The... Agent: Wood, Phillips, Katz, Clark & Mortimer