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Endless belt power transmission systems or components June archived by invention type 06/08

20080153636 - Continuously variable transmission and control method for continuously variable transmission: When a vehicle decelerates rapidly, a lower limit secondary pulley pressure (Plmt) is calculated on the basis of a primary pulley rotation speed (Npri) detected by a primary pulley rotation sensor. When a deceleration speed (Gdata) is greater than a predetermined deceleration speed (G1) and a secondary pulley pressure (Psec)... Agent: Foley And Lardner LLP Suite 500

20080153637 - Apparatus for driving and braking a shaft: An apparatus for driving and braking a cutting blade of a lawn mower is disclosed. The apparatus includes a shaft for rotating the blade, and a pulley driven by the engine. The shaft extends through a housing. The apparatus includes means for biasing the pulley toward the housing, and means... Agent: Quarles & Brady LLP

20080153638 - Dual ratio belt drive system: A dual ratio belt drive system for powering rotating accessories. The system comprises a clutch unit rotatably connected to a rotating shaft and an overrunning clutch mounted directly to the rotating shaft. The system also comprises a plurality of rotating accessories rotatably connected to said clutch unit and rotatably connected... Agent: Jeffrey Thurnau The Gates Corporation

20080153639 - Bicycle rear derailleur: A bicycle rear derailleur includes a base member, a movable member movably coupled to the base member and a chain guide coupled to the movable member. The base member is configured to be mounted to a bicycle portion. The base member includes a metal plate that is a one-piece member... Agent: Global Ip Counselors, LLP

20080153640 - Bicycle rear derailleur: A bicycle derailleur is basically provided with a base member, a linkage assembly movably coupled to the base member, a movable member movably coupled to the linkage assembly and a chain guide movably coupled to the movable member. The chain guide has a pair of cage plates, a first pulley... Agent: Global Ip Counselors, LLP

20080153641 - Bicycle derailleur: A chain guide of a bicycle derailleur for displacing a chain between gears that includes inner and outer side plates, a pivot shaft and a thermoplastic connector. The pivot shaft pivotably connects the chain guide to the bicycle derailleur. The thermoplastic connector injection molds the pivot shaft to one of... Agent: Sram Corporation

20080153642 - Eccentric tensioning device: An eccentric tensioning device for tensioning the traction means of a traction means drive is provided. The invention provides solutions, through which advantages are given in the installation of tensioning devices under assembly-specific aspects. The eccentric tensioning device for a traction means drive includes a track roller device, which has... Agent: Volpe And Koenig, P.c.

20080153643 - Flexible drive comprising at least one guide for tensioning and/or guiding a continuous traction mechanism: A traction mechanism that includes at least one guide (1, 1′-1′″″) for tensioning or guiding a continuous traction drive element, especially a chain of the control drive of an internal combustion engine is provided. The guide (1, 1′-1′″″) is made of plastic and metal inserts and has a double T... Agent: Volpe And Koenig, P.c.

20080153644 - Double eccentric tensioning device: A tensioning device constructed, in particular, as a double eccentric tensioning device for a traction means drive is provided, which guarantees in the installed state a sufficient pretensioning of a traction means of the traction means drive. The invention provides advantages in the installation of the eccentric tensioning devices under... Agent: Volpe And Koenig, P.c.

20080153645 - Chain wheel: The invention provides a chain wheel part comprising a centre about which the part is adapted to rotate in use, and a plurality of chain link receiving pockets. Each pocket is shaped such that a first end of a chain link received in the pocket in use is nearer the... Agent: Darby & Darby P.c.

20080153646 - Method of manufacturing a non-circular drive element and drive element made thereby: A method of manufacturing a non-circular drive element includes the steps of providing a hub having a non-circular profile. A ring is provided having a generally circular profile. An outer surface of the ring has a drive configuration. The ring is force fitted over the hub in a manner that... Agent: Clark Hill, P.c.

20080153647 - Endless belt: A flexible endless belt includes cords extending generally lengthwise of the belt in multiple turns. An Outer end of each cord may be located in a position that is not substantially laterally outward of other portion of the laterally outermost turn of the cord so as to prevent fraying of... Agent: Senniger Powers LLP

20080146389 - Belt gear positioning device: A belt gear-positioning device to be assembled on gear(s) includes positioning rod(s), securing fixture(s), wing nut(s) and positioning strip(s). By turning and adjusting the positioning rod(s), the securing fixture(s) can be respectively engaged tightly in the spoke spaces of the gear(s) for securing the gear(s), avoiding damaging the surfaces of... Agent: Oliver Sir

20080146390 - Constant torque variable speed drive train: A drive train system for human powered vehicles whereby the pedals move in a linear or slightly curved path, providing a superior ergonomic ride. Power is transmitted from the pedals by a flexible drive tension transmitting component to two one way locking continuous variable radius helicoids mounted on a shaft... Agent: Amster, Rothstein & Ebenstein LLP

20080146391 - Low friction, direct drive conveyor belt: A thermoplastic endless belt (100) has a smooth outer surface substantially free of discontinuities and an inner surface with a plurality of teeth (106) at a given belt pitch. The teeth are adapted to engage a pulley (102) with circumferentially spaced sheaves (104) at a pulley pitch greater than the... Agent: Mcgarry Bair Pc

20080139350 - Control device and control method for continuously variable transmission: During Low return control, in which a speed ratio determined by a contact radius of a V-belt (4) with a non-rotating primary pulley (2) and a non-rotating secondary pulley (3) is shifted toward lowest speed ratio while the vehicle is stationary, an estimated speed ratio (ic) is calculated on the... Agent: Foley And Lardner LLP Suite 500

20080139351 - Decoupler arrangement: The decoupler for a drive wheel arrangement for an auxiliary unit of an internal combustion engine has a belt pulley connected to a flexible drive element and a shaft. A damping device is arranged between the shaft and the belt pulley and includes a spring. The belt pulley is connected... Agent: Lucas & Mercanti, LLP

20080139352 - Auto-tensioner: An auto-tensioner includes a housing having an open end and a closed bottom at another end. A cylindrical plunger is slidably inserted in the housing with its open end facing the closed bottom of the housing and its other end protruding from the housing. A ring-shaped seal member is mounted... Agent: Wenderoth, Lind & Ponack, L.l.p.

20080139353 - Timing belt tensioner: A tensioner for tensioning a flexible drive means, such as a timing belt or chain, includes a pulley to contact the belt. The pulley is mounted on a tensioner arm and the tensioner arm can be rotated about a pivot shaft mounted to the tensioner by a spring. The axis... Agent: Jeffery T. Imai Magna International Inc.

20080139354 - Traction mechanism drive, especially belt drive for secondary units of a combustion engine: A belt drive including a pulley (2) of a crankshaft (KW), a pulley (4) of the starter generator (SG), a first tensioning system (6) having a tension lever arm (7) and a tension roller (8), and a second tensioning system (9) including a tension lever arm (10) and a tension... Agent: Volpe And Koenig, P.c.

20080139355 - Chain guide of straddle type all terrain vehicle: A straddle type all terrain vehicle is provided with a chain guide for covering an outer peripheral edge of at least an engaged portion of a driven sprocket with a drive chain from outside in a radial direction inside a chain cover. A rear axle housing is formed with upper... Agent: Barnes & Thornburg LLP

20080139356 - Rocker joint chain: A rocker joint chain having a plurality of chain links, each chain link including at least one link plate. The chain links are connected to each other in a pivoting manner at rocker joints, and the rocker joints each include a rocker member having at least two cylindrical rocker pins... Agent: Alfred J Mangels

20080132364 - Electric derailleur motor unit: An electric derailleur motor unit is provided for a motorized derailleur assembly. The electric derailleur motor unit has a derailleur motor support, a derailleur motor, a drive train and an output shaft. The derailleur motor is mounted to the derailleur motor support and has a driving shaft. The drive train... Agent: Global Ip Counselors, LLP

20080132365 - Tensioning roller device or winder: Tensioning roller device including a non-rotating central part around which is rotatably mounted a pulley-forming rotating part, and a protective cap mounted on one end of the central part and extending radially outwards so as to form a narrow passage and/or a baffle with the rotating part, the cap including... Agent: Meyertons, Hood, Kivlin, Kowert & Goetzel, P.c.

20080132366 - Chain tensioner: A chain tensioner includes a housing having a closed bottom. A rod is axially movably inserted in the housing for pressing a chain. A wear ring is mounted to the outer periphery of the rod and is biased by a return spring mounted in the housing in a direction away... Agent: Wenderoth, Lind & Ponack, L.l.p.

20080132367 - Sprocket: A sprocket for transferring a force between a chain and a drive element that includes a plurality of teeth and a plurality of openings proximate the teeth. Each tooth has a load-bearing flank and a non-load-bearing flank. One of the plurality of openings are arranged relative to one of the... Agent: Sram Corporation

20080132368 - Chain with tooth type rollers: A chain with tooth type rollers comprises a plurality of links that are levelly arranged and horizontally overlapped with each other, a plurality of pins for connecting the overlapped portions of the adjacent links and a plurality of tooth type rollers taking the respective pin as a center and positioned... Agent: Rosenberg, Klein & Lee

20080132369 - Longitudinal spring damper for damping chain vibration: A longitudinal spring damper link for a power transmission chain is provided. The spring damper link has a metallic body formed of spring steel with two opposing ends and a spring portion contained in a middle section positioned between and interconnecting the ends. Each end has an aperture for receiving... Agent: General Motors Corporation Legal Staff

20080132370 - Power transmission belts: A belt has a compression section, a tension section, and a load carrying section disposed between the compression section and the tension section. The belt has an elastomeric/thermoplastic material, the elastomeric/thermoplastic material has 50 to 90 parts per hundred of an elastomer and 10 to 50 parts per hundred thermoplastic.... Agent: Wood, Herron & Evans, LLP