Patents
Patents for F16H 55 - Elements with teeth or friction surfaces for conveying motion; Worms, pulleys orsheaves for gearing mechanisms (19,614)
02/2000
02/09/2000CN2363132Y Quick deassembling split chain wheel
02/09/2000CN2363131Y Gap eliminating device
02/09/2000CN1243911A Device for changing rotating position of shaft corresponding to transmission wheel
02/09/2000CN1049186C Belt-drive variable-speed transmission
02/08/2000US6022286 Pulley with an integral securing mechanism
02/08/2000US6022285 Wheel drive system
02/08/2000US6021686 Power transmission device for an internal-combustion engine
02/03/2000DE19834843A1 Einrichtung zur relativen Drehlagenänderung einer Welle zum Antriebsrad Means for relative rotational position change of a shaft to the drive wheel
02/03/2000DE19834056A1 Gearings for operating and/or adjusting mechanical component, especially in automotive industry, includes second part driven by the first part over engaging areas on the respective surfaces of the parts
02/02/2000EP0976950A1 Sprocket and method of manufacturing same
02/02/2000CN2361912Y Expansion door pulley
02/01/2000US6019693 Method for mounting two auxiliary machines to automobile and power transmission device
02/01/2000US6019692 Belt drive device for reducing belt load
02/01/2000US6019012 Lash adjustment mechanism
01/2000
01/27/2000DE19857232C1 Drive plate for mounting in motor vehicle transmission drive train to measure transferred torque
01/26/2000EP0974017A1 Gear form constructions
01/26/2000EP0974016A1 Gear form constructions
01/26/2000CN2360680Y Roller structure of one-way ratchet
01/25/2000US6017285 Variable diameter pulley
01/25/2000US6016716 Anti-backlash mechanism for a rotary stage
01/20/2000DE19915027A1 Forming gear element for starter motor, and resultant gear element, with successively diminishing wall thickness of element obtained by combined radial and axial motion of at least one adjustable roll of pressure rolling machine
01/19/2000EP0760064B1 Gear system with two meshing gears and having axes with variable angle
01/18/2000US6014808 Method of making a composite gear
01/12/2000CN1240892A Chain wheel
01/11/2000US6012998 Modular pulley for continuously variable transmission
01/11/2000US6012350 Internal gear
01/06/2000WO2000000758A1 Worm with modified threads
01/05/2000EP0969226A1 Device for driving the links of a thrust chain
01/05/2000DE19840775C1 Cylindrical casing for optical slide of variable objective for photographic camera
01/04/2000US6010420 Pulley, ball bearing and fan for preventing the occurence of abnormal noise under cold ambient conditions
12/1999
12/30/1999DE19905953A1 Production of metal gearwheel with layered material structure, and resultant gearwheel
12/28/1999US6006622 Transmission gear arrangement for compensating play at the tooth flanks
12/23/1999WO1999066229A2 Six speed overdrive motorcycle transmission
12/23/1999WO1999065758A1 Improvements relating to electrical power assisted steering
12/23/1999WO1999058878B1 Hybrid gear drive
12/21/1999US6003397 Rotary output transmitting structure with a slidable washer
12/15/1999EP0964185A2 Geared motor, particularly for operating vehicle fittings
12/14/1999US6000910 Electric fan
12/14/1999US6000531 Steerable rotary device
12/14/1999US6000295 Gear
12/14/1999US6000267 Process for fabrication of rack shaft and fabrication machine therefor
12/08/1999EP0961664A1 Method for producing without cutting a gear part having a hub
12/07/1999US5997424 Random engagement roller chain sprocket with staged meshing and root relief to provide improved noise characteristics
12/02/1999DE19824382A1 Automotive steering gear worm drive mechanical play can be adjusted
12/01/1999EP0961054A1 Flexible meshing type gearing having three-dimensional, non-interactive wide-area intermeshing tooth profile
12/01/1999EP0961053A2 Geared motor, particularly for operating vehicle fittings
12/01/1999EP0961052A2 Geared motor, particularly for operating vehicle fittings
12/01/1999EP0960294A1 A chain sprocket
12/01/1999CN2351618Y Combined sprocket and its bending crank
12/01/1999CN1046964C Sprocket and manufacturing method thereof
11/1999
11/30/1999US5993344 Roller chain drive system having improved noise characteristics
11/30/1999US5992259 Worm/wormgear transmission and apparatus for transmitting rotation utilizing an oscillating input
11/25/1999DE19921750A1 Infinitely variable cone gear for automotive applications
11/25/1999DE19921749A1 Infinitely-variable automotive cone gear has shaft with inclined
11/25/1999DE19822931A1 Process for applying a lubricating layer to the surface of a gear wheel
11/25/1999DE19822426A1 Planetary variable speed auxiliary drive for use with an internal combustion engine
11/23/1999US5988015 Drive devices
11/23/1999US5988006 Method of moving objects with self-locking mechanical transmission
11/23/1999US5987952 Method for making a hub/pulley with a radially inward annular collar
11/18/1999WO1999058878A1 Hybrid gear drive
11/18/1999DE19921864A1 Twin gear pulley arrangement
11/18/1999DE19820962A1 Traction gear with fixed transmission between drive discs and wedge-shaped traction device cross-section
11/17/1999EP0957295A2 Pulley
11/16/1999US5984817 Chain wheel
11/16/1999US5983742 Rack and pinion steering device with split roller rack bar support
11/16/1999US5983741 Reverse gear assembly of a transmission
11/11/1999DE19919449A1 Automotive pulley disc with overload protection device and damping mechanism
11/11/1999DE19912841A1 Transmission component production process e.g. for sprocket for toothed belt
11/10/1999EP0955486A1 Slideable reverse idler gear arrangement for a gearbox
11/10/1999CN2348183Y Self-positioning long-neck superlight multi-purpose pulley
11/10/1999CN2348182Y Toothed wheel
11/10/1999CN1234860A Actuation device for continuously variable gear box
11/09/1999US5980408 Dampened chain wheel
11/09/1999US5980407 Sprocket and brake disc having a function to prevent a warpage
11/09/1999US5980406 Sprocket assembly for a phased chain system
11/09/1999US5979260 Anti-lash gear assembly
11/09/1999US5979259 Gear train assembly including a scissor gear
11/04/1999DE19919965A1 Method for producing hardened gearwheels with improved fatigue characteristics
11/04/1999DE19918866A1 Fabrication method for multi-grooved V-belt pulley
11/03/1999CN1233545A Sintered gear wheel
11/02/1999US5976045 Random engagement roller chain sprocket having improved noise characteristics
11/02/1999US5974673 Nose sprocket for chain saw guide bars
10/1999
10/28/1999WO1999054647A1 Reversible driven pulley
10/28/1999WO1999054645A1 Roller gear, especially a toroidal gear
10/28/1999DE19817955A1 Roller gearing esp. ring winding gear for use in automobiles
10/27/1999CN1232782A Compensating pulley assembly
10/26/1999US5971878 Multiple sprocket assembly for bicycle
10/21/1999WO1999053223A1 Pulley
10/20/1999EP0950837A1 Continuously variable transmission
10/20/1999EP0950155A1 Dual-sided poly-v drive belt and pulley therefor
10/19/1999US5967925 Pulley with controlled surface irregularity for an internal combustion engine
10/19/1999US5967924 Sprocket buffer for chain driving system
10/19/1999US5967286 Adjustable driven clutch
10/19/1999US5966996 Annular vibration damping machine element
10/14/1999WO1999051890A1 Face gearing with conical involute pinion
10/14/1999DE19816327A1 Seilrolle Pulley
10/13/1999EP0949435A2 Gear with integrated cluch spline and its forming method
10/12/1999US5964150 Couple of gear wheels for driving printing drum with means for mutual phase restoration
10/07/1999WO1999050520A2 A rack and pinion door drive system
10/07/1999DE19914529A1 Pulley unit with concentric inner and outer ring parts