Endless belt power transmission systems or components inventions 07/09

20090191992 - Transmissions, drive systems and methods for using same: Transmissions and drive systems for a self-propelled machine and related methods are provided. An input shaft having an axis and extending transverse to an output shaft is provided. The input shaft can be rotatable about the axis of the input shaft and configured to drivingly engage the output shaft. A... Agent: Jenkins, Wilson, Taylor & Hunt, P. A.

20090191993 - Variator structure: An improvement of the pulley set structure connects the clutch assembly by a belt for the convey of the power, comprising a variator and a fan impeller. One side of the fan impeller is designed to form a setup of indentations and protrusions, which is to boost the transmission coefficient... Agent: Chung Chang

20090191994 - Electrically operated derailleur that re-engages a disengaged derailleur force overload clutch: A derailleur includes a motor that drives a drive member, a driven member driven by the drive member, and a clutch having a first element that disengages from a second element when substantial resistance exists in a power transmission path between the drive member and the driven member. An apparatus... Agent: Deland Law Office

20090191995 - Resin pulley: A resin pulley includes: an outer cylindrical portion having an outer circumferential surface on which a belt is to be wound; an inner cylindrical portion which is disposed radially inwards of and concentrically with the outer cylindrical portion; and a plurality of ribs connecting an inner circumferential surface of the... Agent: Mcginn Intellectual Property Law Group, PLLC

20090191996 - Cogset assembly for a bicycle: A bicycle hub assembly comprises a shaft, a first load bearing adjacent said shaft, a hub main body surrounding said shaft, and a cogset. The cogset can define an inner surface, and the inner surface can define a seat configured to receive the first load bearing. Further, the inner surface... Agent: Knobbe Martens Olson & Bear LLP

20090191997 - Rotating disc: The form of a tooth profile for a rotating disc (10) is provided. The tooth gaps (22) formed between teeth of the rotating disc (10) are each arranged symmetrically about a tooth gap symmetry axis (30). The tooth gap symmetry axes (30) are designed such as not to pass through... Agent: Volpe And Koenig, P.C.

20090191998 - Toothed belt drive for the use with oil: Toothed belt drive for use with oil, comprising at least a pair of toothed pulleys and a toothed belt meshing with the pulleys, wherein the toothing of the belt and the toothing of each of the pulleys have respective reference profiles with infinite radius pitch line so that the transverse... Agent: Mitchell P. Brook Luce, Forward, Hamilton & Scripps LLP

20090191999 - Dust shield for a pulley bearing and a pulley with a dust shield: A dust shield to inhibit the ingress of foreign materials into a pulley bearing is disclosed as is a pulley including such a dust shield. The dust shield is press fit to one side of the bearing such that it is captive during assembly and/or installation of the pulley. A... Agent: Magna International, Inc.

20090192000 - Toothed plate-link chain: A toothed plate-link chain having a plurality of link plates that form chain links in the transverse direction of the chain. The link plates of laterally adjacent chain links partially overlap, and the chain links are hingedly connected to each other by hinge pins that extend through receiving openings in... Agent: Alfred J Mangels

20090192001 - 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 link elements that include spaced,... Agent: Alfred J Mangels

20090186726 - Belted alternator starter accessory drive tensioning system: An accessory drive tensioning system for a belt coupled to an engine may include a first tensioner, a second tensioner, and a tensioner body. The first and second tensioners may be engaged with the belt. The tensioner body may have a first piston and a second piston that bias the... Agent: Harness Dickey & Pierce, P.L.C

20090186725 - Multi-utility camshaft cap for internal combustion engine: A multi-utility camshaft cap for an internal combustion engine includes a base for attaching the camshaft cap to a cylinder head of an engine, with the base including not only semicircular bearing sections for mounting one or more camshafts to the cylinder head, but also oil control valves for controlling... Agent: Dickinson Wright PLLC

20090186727 - Tensioner: A tensioner comprising a base, a pivot arm pivotally engaged with the base, a pulley journalled to the pivot arm, the pulley mounted to the inner race of a bearing, the outer race mounted to the pivot arm, a spring engaged between the pivot arm and a damping mechanism, the... Agent: The Gates Corporation

20090186728 - Power transmission apparatus: A power transmission apparatus includes a pulley 1 having a belt attached thereto to transmit the rotating drive force, a hub 2 which connects the pulley to a rotating shaft of a driven device, a bearing 7 which rotatably supports the pulley, and a sleeve ring 5 which is fitted... Agent: Posz Law Group, PLC

20090186729 - Silent chain: In a silent chain, interleaved toothed link plates in guide rows and non-guide rows are articulably connected by connecting pins fixed to guide plates at the outer ends of the guide rows. In each guide row, the connecting pins are bent in such a way that the central portions of... Agent: Howson & Howson LLP

20090186730 - Silent chain: In a silent chain, the outer diameter of each connecting pin gradually increases from its ends toward a central region at an intermediate location between its ends, whereby the diameter of each pin is greatest in its central region. The pin holes of the inner plates can have the same... Agent: Howson & Howson LLP

20090186731 - Silent chain: In a silent chain having guide rows composed of guide plates, and inner guide row plates, and connected, by connecting pins, in alternating, interleaved relationship with plates of non-guide rows, the pitches of the pin holes in the plates of each non-guide row vary with increasing distance from the guide... Agent: Howson & Howson LLP

20090186732 - Silent chain: In a silent chain having guide rows composed of guide plates, and inner guide row plates, the guide row plates being connected, by connecting pins, in alternating, interleaved relationship with plates of non-guide rows, the diameters of the pin holes in the plates of each non-guide row vary with increasing... Agent: Howson & Howson LLP

20090186733 - Power transmission belt: The invention provides a power transmission belt which is superior in oil resistance so that it is swollen to only a reduced degree, reduced in hardness, and small in abrasion if the rubber layers are stained with oil while the belt is being used in an oil-present environment. Such a... Agent: Hamre, Schumann, Mueller & Larson, P.C.

20090181814 - Belt type non-stage transmission and operating method thereof: A belt type non-stage transmission is constituted so that a V belt obtained by connecting a plurality of elements using a belt is wound around a pair of pulleys which have a groove with V-shaped cross section and which groove width can be changed. A diffusion layer where at least... Agent: Arent Fox LLP

20090181815 - Tensioner for an endless drive: The present invention relates to a tensioner (1) for an endless drive, in particular of an internal combustion engine, wherein the tensioner has base part (2) and a clamping part (3) which can rotate relative to the former, a spring element (11) which is arranged between the base part and... Agent: Magna International, Inc.

20090181816 - Plate for a rocker joint chain: A plate for a rocker joint chain in which the plate includes two longitudinal legs and two vertical legs that together enclose a plate opening. The plate includes at least one recess in a longitudinal leg to replace a tab that extends from a longitudinal leg in previously employed plates.... Agent: Alfred J Mangels

20090181817 - Plate for a rocker joint chain: A plate for a rocker joint chain, wherein the plate includes two longitudinal legs and two vertical legs that together surround a plate opening. The plate includes an indentation positioned on an outer edge of at least one of the longitudinal legs, and it includes at least one tab positioned... Agent: Alfred J Mangels

20090176607 - Conical pulley with integrated torque sensor for a belt-driven conical-pulley transmission: A conical pulley assembly with integrated torque sensor. A torque-dependent force is transmitted through a transmitting component to a sensing piston whose position determines the pressure in a sensing chamber. The transmitting member is connected to the movable disk, and is formed in such a way that it transmits the... Agent: Alfred J Mangels

20090176608 - Overrunning alternator decoupler pulley with bare wire spring and grease lubrication: A decoupler assembly is provided for a system that employs an endless power transmitting element. The decoupler includes a one-way clutch with a wrap spring and a torsion spring that are disposed between a pulley, which is engaged to the endless power transmitting element, and a hub. The one-way clutch... Agent: Magna International, Inc.

20090176609 - Timing belt tensioner with stops controlled by brake device: A tensioner having a backstop device which allows free rotation of the pivot arm in a first direction but controls rotation of the pivot arm in a second, opposite direction. The backstop device permits a predetermined, limited amount of free rotation in the second direction and thereafter, employs a braking... Agent: Harness, Dickey & Pierce, P.L.C

20090170647 - Hydraulic tensioner: The present invention is directed to varying the oil pressure in the chamber of a hydraulic tensioner at multi-stages and to preventing an increase of the chain friction at various driving conditions. A hydraulic tensioner (1) includes a housing (2) that has a plunger bore (2a) to slidably receive the... Agent: Borgwarner Inc. C/o Brown & Michaels, PC

20090170648 - Timing chain drive unit: In a timing chain drive unit the tooth pitch of a driven sprocket from which a tension span of the chain travels toward a driving sprocket varies cyclically around the circumference of the driven sprocket and cyclically increases and decreases the length of the tension span in synchronism with load... Agent: Howson & Howson LLP