Endless belt power transmission systems or components inventions

20090275429 - Bicycle rear derailleur: A base member is provided for a bicycle rear derailleur that basically comprises a housing portion and a fixing bolt. The housing portion is provided with a blind bore. The fixing bolt has a first portion rotatably supported by the housing portion within the blind bore and a second portion... Agent: GlobalIPCounselors, LLP

20090275430 - Force limiting tensioning arm: A tensioner for a chain driven power transmission system of an internal combustion engine, having a ratchet as part of the tensioning system is disclosed. The tensioner contains at least one bracket that is pivotally mounted to the engine adjacent one strand of the chain. The bracket contains a chain... Agent: Borgwarner Inc. C/o Brown & Michaels, PC

20090275431 - Ratchet mechanism for a chain drive: A ratcheting tensioning device for a closed loop chain driven power transmission system of an internal combustion engine consisting of a base tensioner arm (12) and an adjusting tensioner arm (14) which each contact different strands or chain. Optionally, each arm may have a chain guide element for contacting the... Agent: Borgwarner Inc. C/o Brown & Michaels, PC

20090275432 - Tensioner with hub load balancing feature: A tensioner assembly with a drive member, a tensioner arm, a shaft, a pivot bushing, a torsion spring and a load balancing element. The tensioner arm has a hub portion, a drive member mount and an arm disposed therebetween. The drive member is coupled to the drive member mount. The... Agent: Magna International, Inc.

20090275433 - Synchronous belt sprocket: A sprocket comprising at least one groove for engaging a toothed belt, said groove having a flank, the flank having a groove tip radii (R1) of between approximately 105% and approximately 125% of a belt tooth root radii (R8) when the toothed belt is in rack form, said groove tip... Agent: The Gates Corporation

20090275434 - Chain wheel and timing chain drive for the compensation of dynamic loads: The invention relates to a chain wheel (2, 3), especially for a timing chain drive, with a rotary shaft, a sprocket wheel (7) positioned around the rotary shaft featuring multiple alternating teeth (17) and tooth gaps (16) distributed around its circumference, as well as at least one chain guide (8),... Agent: Leydig Voit & Mayer, Ltd

20090275435 - Link chain superior in low temperature toughness and heat treatment method of same: The present invention provides a link chain superior in low temperature toughness comprised of low carbon steel, said link chain characterized in that two-stage high frequency quenching-tempering is performed to give a link chain which has a martensite single phase structure, has an austenite grain size of 9 to 12,... Agent: Staas & Halsey LLP

20090270208 - Coaxial electrical actuator for continuously variable transmission: An electrically actuated continuously variable transmission with a first pulley having a first pulley portion for fixed connection to an engine shaft and an axially movable second pulley portion for placement about the engine shaft. An electric actuator coaxially coupled to the second pulley portion moves the second pulley portion... Agent: Bahret & Associates

20090270209 - Gear assembly and constinuously variable transmission comprising gear assembly: The present invention concerns a gear assembly, suitable for a continuously variable transmission, comprising two gear tooth devices (10, 50) making up an imaginary gear wheel with variable pitch diameter, the two gear tooth devices being radially movable and also a continuously variable transmission comprising an input shaft (1), an... Agent: Dowell & Dowell P.C.

20090270210 - In-line belt driven tille drive clutch: A clutching mechanism (20) for a cultivating tiller. The tiller has an engine (16) mounted on a frame (12) with a rotatable output shaft (40), a rotatable working shaft (22), and a transmission (18) operatively connecting to the working shaft, the transmission having a rotatable transmission shaft (42) coaxially aligned... Agent: Wegman, Hessler & Vanderburg

20090270211 - Coaxial transmisssion and turning structure: The present invention discloses a coaxial transmission and turning structure, which uses dynamic force of a hand-held electric tool having an output head to drive a working platform. In the present invention, a fixed sleeve is joined to the working platform fixedly. A bearing sleeve is rotatably accommodated inside the... Agent: Apex Juris, PLLC

20090264231 - Hydraulic control system: A hydraulic control system of a vehicle power train having a belt-type continuously variable transmission, and a hydraulic lock-up clutch, includes: a line pressure control valve; first and second control valves; first, second and third electromagnetic valves; and a fail-safe valve. The fail-safe valve is switched to a fail position... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090264232 - Tensioner assembly comprising a displaceable tensioning rail: The invention relates to a tensioner assembly for a traction medium drive, specifically a chain drive, with at least two traction medium wheels and a flexible traction medium, comprising a tensioning rail which can be pressed against the traction medium by means of a tensioning device, wherein the tensioning rail... Agent: Leydig Voit & Mayer, Ltd

20090264233 - Non-profiled running surface of a belt pulley: The invention relates to an assembly drive or traction mechanism drive, which is designed as a belt drive, of an internal combustion engine, with one tensioning roller and/or one deflecting roller which encloses in each case one belt pulley. In the operating state of the belt pulley, a traction mechanism,... Agent: Lucas & Mercanti, LLP

20090264234 - Electric rotary machine: An AC generator for vehicles as an electric rotary machine, a pulley is fixed to a rotating shaft, and a belt transmits a driving force from outside to the rotating shaft via the pulley. The pulley comprises a cylindrical portion in contact with the belt, an attachment part screwed and... Agent: Oliff & Berridge, PLC

20090264235 - Device for activating a cogged flexible transmission organ: The device is designed for a drive transmission system for activating a cogged flexible transmission organ and comprises: at least a support pulley borne idle on a drive shaft and destined to contact, at a calibrated circumference thereof, a top of cogs for of the flexible transmission organ in order... Agent: William J. Sapone Coleman Sudol Sapone P.C.

20090264236 - Friction driving belt and process for manufacturing the same: In a friction drive belt B, at least a contact part 13 of a belt body 10 with a pulley is made of an elastomer composition. The contact part 13 of the belt body 10 with a pulley has a large number of cellular pores 15 formed in the contact... Agent: Roberts Mlotkowski Safran & Cole, P.C. Intellectual Property Department