Patents
Patents for F16H 55 - Elements with teeth or friction surfaces for conveying motion; Worms, pulleys orsheaves for gearing mechanisms (19,614)
03/2001
03/21/2001EP1084933A1 Rack-and-pinion steering gear, in particular for motor vehicles
03/21/2001CN2424328Y Point contact effeciency arc face gear
03/20/2001US6203462 Sprocket
03/15/2001WO2001018430A1 Cluster sprockets for bicycle transmissions and other prime movers
03/15/2001DE19937681A1 Spannrolle für einen Riementrieb Tensioner pulley for a belt drive
03/15/2001DE10034834A1 Manufacturing process for motorcycle, involving forming annular toothed element
03/15/2001DE10033607A1 Power transmitter for driving compressor of refrigeration cycle in motor vehicle air conditioner, transmits power by frictional force of cylindrical lateral surface and elastic element
03/15/2001DE10029685A1 Schrägverzahnter und geradverzahnter Zahnradantrieb Diagonally serrated and geradverzahnter gear drive
03/14/2001EP1083368A2 Traction drive rotary assembly and process for producing rolling element thereof
03/14/2001EP1083112A2 Electric power steering apparatus
03/14/2001EP1083111A2 Electrical power steering apparatus
03/14/2001CN1287234A Rotary assembly of pulling driving and method for producing its rolling element
03/14/2001CN1063258C 齿轮 Gear
03/13/2001US6200513 Used with the endless drive belt of a vehicle accessories drive system.
03/01/2001WO2000059819A3 Improved sheave design
03/01/2001DE19940882A1 Gear wheel transmission unit, in which at least individual toothed regions are in form of toothed belts stuck to carrier part
02/2001
02/28/2001EP1078177A1 Hybrid gear drive
02/28/2001CN2421454Y Pulley for motor
02/28/2001CN1285902A Transmission apparatus
02/22/2001DE10032578A1 Drive cog wheel system has shaft in two sections with different diameters, wormgear thread and cogs
02/21/2001CN1285029A Sprocket
02/20/2001US6190274 Transmission
02/20/2001US6189399 Adjustment device for motor vehicle seats
02/15/2001WO2001011261A2 Method for strengthening a gear wheel, and a gear wheel
02/15/2001DE19937254A1 Thrust piece module to press steering rack against pinion, for motor vehicles has cylindrical housing bush and sliding spring loaded sleeve for spring-loaded thrust piece
02/15/2001DE19936539A1 Rack-and-pinion gear resp. steering for motor vehicles with distance between input shaft axis and steering rack axis larger than diameter of pinion meshing with rack
02/14/2001EP1076191A2 Tensioning pulley for a belt drive
02/14/2001CN1283969A Clutch mechanism
02/13/2001US6186917 Variable speed transmission
02/13/2001US6186916 Relay pulley and its endless transmission
02/13/2001US6186710 Method for rotationally driving gear material when hob machining is performed and gear
02/08/2001DE19937253A1 Pressure piece unit for rack and pinion steering transmission of vehicle, with spring in casing bush to press it towards first position
02/07/2001EP1074987A2 Apparatus for transferring a movable body
02/07/2001CN2418303Y Three-gear wheel-train of single-cylinder diesel engine
02/07/2001CN1282642A Gear-rack with only rolling contact and its cutting tool
02/07/2001CN1061571C Method of production of poly-v groove pulley made of sheet metal and the pulley
02/06/2001US6183385 Variable-ratio transmission
02/06/2001US6183137 Bearing structure
02/01/2001DE19931087A1 Cam disk for toroidal type continuously variable transmission for vehicles such as a car with metal flows acting on input and output disks attached to input shaft and load cam mechanism
01/2001
01/31/2001EP1072818A1 Transmission
01/31/2001EP1071893A1 Reversible driven pulley
01/31/2001EP1071892A1 Pulley
01/31/2001EP1071890A1 Roller gear, especially a toroidal gear
01/30/2001US6181899 Vibration reducing plastic gear
01/30/2001US6179741 Random engagement roller chain sprocket with cushion rings and root relief for improved noise characteristics
01/30/2001US6178843 Rack guide in rack and pinion type steering system
01/30/2001US6178840 Gear form constructions
01/25/2001WO2001006148A1 Drive device comprising an eccentric gearing
01/25/2001DE19933974A1 Plastic chain wheel, in particular, for garage door drives comprises a hub section which is provided with a reinforcement preventing widening of the hub bore
01/24/2001EP1070878A2 Pulley thrust pressure control apparatus for belt-type continuously variable transmission
01/24/2001EP1070760A2 High bearing pressure-resistant member and production process therefor
01/24/2001CN2416282Y Telescopic pulley improved structure
01/24/2001CN1061134C 电扇 Electric fan
01/23/2001US6176946 Martensite matrix with a gradient carbide phase of chromium, molybdenum and vanadium; primary carbide inhibition, compressive strength, gears
01/23/2001US6176806 Cam disk for toroidal type continuously variable transmission
01/23/2001US6176798 Multiple sprocket assembly for a bicycle
01/23/2001US6176797 Adaptor for power transmission in a pulley and shaft
01/23/2001US6176796 Continuously variable transmission with clutch having enhanced air cooling
01/23/2001US6176148 Variable tooth worm
01/23/2001CA2199235C Method for mounting two auxiliary machines to automobile and power transmission device
01/18/2001DE19932876A1 Unrundgetriebe Eccentric transmission
01/18/2001DE19929667C1 Chain wheel with noise damping ring provided adjacent chain wheel cogs for contact with chain links having sinusoidal waveform around its inner periphery
01/18/2001DE19920063C1 Variator with piston-cylinder setting device e.g. for automobile continuously variable transmission, has compensation chamber for compensating centrifugal force during rotation of piston-cylinder device
01/17/2001EP1069330A2 Power transmission coupling and power transmission apparatus
01/17/2001EP1068912A2 Hypoid ring gear for differentials and method of producing the same
01/17/2001CN1060851C Gear device having tooth profile improved in reducing local frictional heat value
01/16/2001US6174575 Universal plug for a counterbalancing mechanism
01/16/2001US6174223 Method and apparatus for polishing external-tooth gears
01/11/2001DE19940004C1 Oscillation damping device for IC engine crankshaft has rubber layer providing coupling between dished hub part fitted to crankshaft adjacent protective cover for chain drive and oscillation ring
01/11/2001DE19932339A1 Continuous gearbox has primary pressure line for primary disc displacement medium arranged radially to centre of primary shaft, branch to lubrication line for primary shaft
01/10/2001EP1067037A1 Rack and pinion steering for a motor vehicle
01/10/2001EP1066479A1 Face gearing with conical involute pinion
01/10/2001CN2414256Y Mechanical speed reducing driving device
01/10/2001CN1060433C Injetion-molded gear for engine and mfg. method thereof
01/09/2001US6171207 Transmission having pressure-operated adjusting means
01/09/2001US6170625 Pulley unit
01/09/2001US6170349 Vibration dampening hypoid gear structure
01/04/2001WO2001001021A1 Gear drive
01/04/2001WO2001001020A1 Helical and spur gear drive with double crowned pinion tooth surfaces and conjugated gear tooth surfaces
01/03/2001EP1065408A2 Roller chain sprockets oriented to minimize strand length variation
01/03/2001EP1065407A1 A transmission unit for a vehicle
01/03/2001EP1065131A2 Rack and pinion steering apparatus and method for manufacturing a helical pinion
01/03/2001EP1064476A1 Random engagement roller chain sprocket with staged meshing and root relief to provide improved noise characteristics
01/02/2001US6168544 Pulley lagging
01/02/2001US6168543 Silent chain and sprocket having teeth with matching curved surfaces
01/02/2001US6167783 Flexible meshing type gearing having three-dimensional, non-interactive wide-area intermeshing tooth profile
12/2000
12/28/2000WO2000079153A1 Shifting shaft for a gearbox and method for producing the same
12/28/2000DE19928960A1 Gear drive, e.g. for crankshaft of internal combustion engine; has extension ring to move third gear axially, so balancing tooth flange play of second gear engaging with first gear for heat expansion
12/28/2000DE10029620A1 Central selector shaft has engagement parts, tubular shaft body, toothed rack segment and pre-tensioning appliance
12/27/2000EP1063148A1 Yoke for rack-and-pinion steering gear housing
12/27/2000EP1062081A1 Method of producing a plastic pulley with a metal insert
12/27/2000CN1278219A Rack-and-pinion steering gear
12/27/2000CN1059974C Gear engaging device and magnetic tape player using same
12/26/2000US6165103 Shifting mechanism
12/26/2000US6165093 Pulley with belt-wiping surface
12/21/2000WO2000077268A2 Ivt component
12/21/2000DE19943000A1 Sprocket wheel for long-link link chains; has damping device arranged in end face area, with supporting surface of flat supporting area configured to support partial areas of link plates
12/21/2000DE10025736A1 Sprocket with cushion, for e.g. motor vehicle, has bearing, which is slidable on peripheral cylinder surface of boss, and cushion member which is fixed on outer side of bearing
12/20/2000EP1060807A1 Helical gear with shaft, extrusion forming method for helical tooth profile and extrusion forming die for helical tooth profile
12/19/2000US6161512 Sprocket system with internal torsional damper