Endless belt power transmission systems or components inventions 12/08

20080318715 - Drive wheel of an auxiliary unit belt drive of an internal combustion engine: The invention relates to a drive wheel (1) of an auxiliary unit belt drive of an internal combustion engine, having a running casing (2) which is operatively connected to a traction mechanism, having a hub (3) which is rotationally fixedly connected to the drive axle of an auxiliary unit, and... Agent: Lucas & Mercanti, LLP

20080318718 - Downward angle settable hydraulic tensioner: In a hydraulic chain tensioner having a housing, a hollow plunger slidable in a plunger-accommodating hole in the housing, and a hollow sleeve extending into the plunger from a bottom of the plunger-accommodating hole, and a check valve mounted at the opposite end of the sleeve, a passage is provided... Agent: Howson And Howson

20080318717 - Hydraulic tensioner: A hydraulic tensioner comprises a plunger, and a plunger-accommodating hole in a tensioner housing, together forming a high pressure oil chamber. A plunger-biasing spring is provided in the high pressure oil chamber between the plunger and the bottom of the plunger-accommodating hole. An oil storage chamber is formed inside the... Agent: Howson And Howson

20080318716 - Tensioning device pertaining to a traction mechanism drive: A tensioning device for a traction mechanism drive. The tensioning device includes a tensioning piston which is mounted in an axially movable manner and provided with an attachment shaft facing the traction mechanism. The tensioning device also includes a tensioning shoe formed of a polymer plastic and mounted on the... Agent: Volpe And Koenig, P.C.

20080318719 - Toothed power transmission belt: A power transmission belt has a body with a length, a width, an inside and an outside. The body has at least one load carrying member embedded in rubber and extending in a lengthwise direction. The body defines a plurality of teeth spaced along the length of the belt on... Agent: Wood, Phillips, Katz, Clark & Mortimer

20080312013 - Belt continuously variable transmission for straddle type vehicle, and straddle type vehicle: [Solution] A primary sheave 10 and a secondary sheave 11 are each composed of a fixed flange 10A, 11A and a movable flange 10B, 11B. The groove width of the primary sheave 10 is made to change by an electric motor moving the movable flange 10B of the primary sheave... Agent: Hogan & Hartson L.L.P.

20080312014 - Drive wheel of an auxiliary unit pulley of an internal combustion engine: A drive wheel of an auxiliary unit pulley of an internal combustion engine is provided, having a rotatable sleeve which is operatively connected to a traction mechanism, having a hub which is rotationally fixed to the drive input axle of an auxiliary unit. A damping device is arranged between the... Agent: Volpe And Koenig, P.C.

20080312015 - Torsional vibration damper or decoupler with wound wire springs in a drive pulley: A drive pulley having a hub and a pulley rim is provided, which are mounted in one another so as to be rotatable about a rotational axis, with at least two wound wire springs which are arranged in each case between the hub and the pulley rim in such a... Agent: Wyatt, Gerber & O'rourke

20080312016 - Light weight chain wheel having concrete structure: A chain wheel comprises a chain wheel body formed with a plurality of combining holes for assembly a crank of a bicycle and a plurality of through holes for riveting so that the chain can be engaged with different chain wheel body for speed change; the chain wheel body including... Agent: Douglas Chiang

20080312017 - Inverted tooth chain sprocket with frequency modulated meshing: An inverted tooth chain drive system includes an inverted tooth chain structured for inside flank engagement. The chain includes link rows each including leading inside flanks that project outwardly relative to trailing outside flanks of a preceding link row. The system further includes a sprocket with which said inverted tooth... Agent: Fay Sharpe LLP

20080312018 - Power transmission and hub used for power transmission: In a power transmission 1 in which a pulley 2 and a hub 5 are engaged with each other, in protrusions 51 of the hub 5 side and in protrusions 22 of the pulley 2 side located on an outer circumferential side with respect to an outer hub 53, an... Agent: Posz Law Group, PLC

20080312019 - Silent chain transmission device: In a silent chain transmission, a silent chain composed of uniform link plates meshes with a sprocket having two or three kinds of teeth randomly distributed around its circumference. The teeth have a common tooth gap bottom diameter, and a uniform angular spacing, but have different heights and different tooth... Agent: Howson And Howson

20080312020 - Plate-link chain: A toothed plate-link chain that is employable in a vehicle drive train or other drive systems, in which rocker joints formed of link plates and rocker members are designed so that in spite of a requisite free play in the joint, protection against twisting of the rocked members is improved... Agent: Alfred J Mangels

20080305901 - Power transmitting chain and power transmitting apparatus having the same: A first pin of a connecting member of connecting a plurality of links to each other includes a front portion opposed to a corresponding second pin. The front portion is brought into rolling and sliding contact with the corresponding second pin at a contact portion displaced in accordance with a... Agent: Mcginn Intellectual Property Law Group, PLLC

20080305902 - Bicycle front derailleur: A bicycle front derailleur includes a chain guide that is provided with a pushing element that is movable relative to the chain guide to assist in shifting a bicycle chain from a smaller front sprocket to an adjacent larger sprocket. The chain guide is part of a movable member that... Agent: GlobalIPCounselors, LLP

20080305903 - Eccentric tensioning device: An eccentric tensioning device is provided for tensioning a power-transmission means constructed, for example, as a flat belt or toothed belt in a power-transmission means drive. The tensioning device can be brought into a pretensioned mounting state in an advantageous way. The eccentric tensioning device has a free roller device... Agent: Volpe And Koenig, P.C.

20080305904 - Transmission wheel for motor vehicle alternator: A cushion ring is provided between a transmission shaft and a transmission wheel's sleeve. The cushion ring has a number of centripetal teeth, thereby forming a number of chambers around the cushion ring. Inside each chamber, there is a slope section slanting towards an adjacent first tooth, and there is... Agent: Leong C Lei

20080305905 - Hub for power transmission apparatus: A hub for use in a power transmission apparatus comprises cylindrical portion 81 and outer ring 83 including a plurality of tongue-like reinforcing portions 83c each protruded radially inward from the peripheral end of the corresponding one of the plurality of protrusions 83b. When the distance from point C where... Agent: Posz Law Group, PLC

20080305906 - Transmission belt: A transmission belt is formed by annularly arranging elements including a plate-shaped first element and a plate-shaped second element, and annularly connecting the elements using a ring. The first element includes a first edge surface on which a burr is formed when the first element is formed by a press... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080300075 - Oil supply system for motor vehicle: A oil supply system is provided for the CVT of an automobile, and includes: a variable-transmission hydraulic controller, which employs hydraulic oil to adjust the actual gear ratio until the actual and the target gear ratios match; and a CVT controller, which transmits operation instructions to the variable-transmission hydraulic controller.... Agent: Mcginn Intellectual Property Law Group, PLLC

20080300076 - Bicycle front derailleur assembly: A manually operated bicycle front derailleur assembly includes a linkage assembly, a lever member and a connecting link. The linkage assembly is supported to a fixing member and includes an inner link pivotally coupled to the fixing member at a first pivot point, an extension arm extending from proximate the... Agent: GlobalIPCounselors, LLP

20080300077 - Deflection pulley for a traction means: A tensioning device for a traction element, such as a belt, band or chain, is provided having a tensioning arm (1) arranged on a machine part on which an idler pulley or deflection pulley for the traction element is rotatably mounted via a roller bearing (2), and includes a protective... Agent: Volpe And Koenig, P.C.

20080300078 - Power transmission device of clutchless compressor: The present invention relates to a power transmission device of the clutchless compressor, which includes: a pulley; a hub disposed in one side face of the pulley and connected to a driving shaft of a compressor; a drive-side connection member including a connection portion detachably connected to one side face... Agent: Rabin & Berdo, PC

20080300079 - Silent chain: A silent chain (1) is provided having plates that are interconnected via connecting members (5) and which have connecting openings, including two outer guide plates and, following these plates, at least two pivoting plates with a tooth-like profiling for a force-transmitting engagement on a toothed sprocket wheel, and at least... Agent: Volpe And Koenig, P.C.