| Patents for F16H 1 - Toothed gearings for conveying rotary motion (20,582) |
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| 02/07/1990 | CN1039474A Planet friction drive |
| 02/07/1990 | CN1039353A Two-stage driving gear |
| 02/06/1990 | US4898065 Planetary reduction gear |
| 02/06/1990 | US4898040 Power transmission apparatus |
| 02/06/1990 | CA1265358A1 Planetary gear set and assembly method |
| 02/01/1990 | DE3826029A1 Bevel gear pair |
| 01/31/1990 | CN2052059U Health-giving charger |
| 01/30/1990 | US4896567 Planetary transmission mechanism and device of involute gears with complex minor tooth difference |
| 01/30/1990 | US4896484 Split cutterbar drive mechanism |
| 01/30/1990 | CA1264966A1 Harmonic drive with means for decreased wind-up |
| 01/30/1990 | CA1264964A1 Transmission mechanism |
| 01/24/1990 | EP0352253A2 Servo motor for a prosthetic device |
| 01/24/1990 | EP0352252A1 Epicyclic friction gear |
| 01/24/1990 | EP0351999A1 Mechanism for transmitting rotational motion from one shaft to another |
| 01/24/1990 | CN1039091A Mixed few-differential spider reducer and speed variator |
| 01/24/1990 | CN1039090A Worm drive with double-wrapped annular-surface balls |
| 01/23/1990 | US4895038 Reinforced double toothing planet wheel for a micrometric articulation used more especially in vehicle seats |
| 01/16/1990 | US4893997 Internal-gear machine |
| 01/11/1990 | DE3920326A1 Device for enclosed support, especially for supporting the cam plate of an eccentric mechanism |
| 01/10/1990 | EP0350313A2 Movable platform for construction sites |
| 01/10/1990 | CN2050909U Inner-envelope typespeed reducer |
| 01/10/1990 | CN2050908U Driving device of small glue-making machine |
| 01/09/1990 | US4892010 Sealed transmission device using metal bellows, suitable for quarterturn valves |
| 01/03/1990 | EP0349467A1 Improvements introduced in speed reducers and/or multipliers |
| 01/03/1990 | EP0349209A1 Rotation transmitter |
| 01/03/1990 | EP0349111A2 Servo mechanism for actuating a friction band assembly in a planetary gear set |
| 01/03/1990 | CN2050504U Cylindrical gear worm pair of varying tooth thickness |
| 01/03/1990 | CN1038503A Externally toothed planetary gear box with double inputs |
| 12/27/1989 | EP0347738A2 Constant radial clearance gerotor design |
| 12/27/1989 | EP0347475A1 Gearing |
| 12/21/1989 | DE3834429C1 Gearwheel for driving the cylinders of offset printing machines |
| 12/20/1989 | CN2049712U Electric speed reducer for actuator |
| 12/20/1989 | CN2049711U Universal driving device for mortar ball |
| 12/19/1989 | US4887478 Multiple-step gear drive |
| 12/13/1989 | EP0345276A1 Eccentric gear. |
| 12/13/1989 | CN2049296U Flexible tooth worm-gear drive pair |
| 12/12/1989 | US4885959 Gear system |
| 12/12/1989 | EP0321459A4 Staggered combination gears. |
| 12/07/1989 | DE3911865A1 Automatic transmission |
| 12/05/1989 | US4884473 Dual epicyclic speed changer |
| 12/05/1989 | US4884427 Method of producing helical internal gear |
| 12/05/1989 | CA1263545A1 Planetary gear drive for balers |
| 11/30/1989 | WO1989011436A1 Drive for lifting equipment |
| 11/30/1989 | DE3916438A1 Lifting-gear drive |
| 11/30/1989 | DE3821168C1 Bearing arrangement |
| 11/29/1989 | CN2048535U Transmission system for petroleum drilling rig |
| 11/28/1989 | US4882943 Backlash-free reducing mechanism, particularly usable for setting various parts of a seat of an automobile vehicle |
| 11/28/1989 | CA1263266A1 Remote control apparatus |
| 11/21/1989 | US4881453 Servo mechanism for actuating a friction band assembly in a planetary gear set |
| 11/21/1989 | CA1263128A1 Hand gear train with three degrees of freedom |
| 11/16/1989 | WO1989011048A1 Gearing device |
| 11/16/1989 | DE3815356A1 Worm gear for an adjustment drive in a motor vehicle, in particular a seat adjuster |
| 11/09/1989 | DE3814443A1 Eccentric gearwheel |
| 11/08/1989 | EP0340454A1 Motor vehicle headlamp |
| 11/08/1989 | EP0281588B1 Tooth for tooth-coupling of two solids, toothing resulting therefrom and gears to which they apply |
| 11/08/1989 | CN1037025A Two-gang gear reducer |
| 11/08/1989 | CN1037024A Coaxial two-gang gear reducer |
| 11/08/1989 | CN1037023A Toothed gearing system |
| 11/07/1989 | US4878400 Bias ratio levelling apparatus of a worm gear type differential |
| 11/07/1989 | US4878399 Planetary sub-transmission |
| 11/07/1989 | CA1262637A1 Lawn mower gear reduction system |
| 11/01/1989 | CN1005647B Tri-ringlike decelerator (or accelerator)drive system |
| 10/31/1989 | US4876908 Transmission with plural torque transmission paths |
| 10/25/1989 | EP0338369A2 Gear reduction unit |
| 10/25/1989 | CN2046565U Few number of teeth cylindrical gear speed reducer |
| 10/25/1989 | CN1036672A Miniature motor with worm reduction gear |
| 10/19/1989 | DE3903517A1 Spur gear mechanism series falling under the category of planetary gear mechanism |
| 10/18/1989 | CN1036443A Backlash-free reducing mechanism, particularly usable for setting various parts of seat of automobile vehicle |
| 10/17/1989 | US4873894 Balanced free-planet drive mechanism |
| 10/12/1989 | DE3811074A1 Getriebe zum uebertragen einer drehbewegung Transmission to wear over a rotating motion |
| 10/12/1989 | DE3809577A1 Mechanisches getriebe Mechanical transmission |
| 10/03/1989 | US4871923 Wind power device |
| 09/27/1989 | EP0334161A2 Method and device for backlash adjustment in a differential with conical gears |
| 09/27/1989 | CN2045036U Electro-mechanical conversion reduction gear |
| 09/26/1989 | CA1261648A1 Two speed accessory drive |
| 09/26/1989 | CA1260857A1 Shaft aligned backstop for a reducer |
| 09/26/1989 | CA1260724A1 Electric motor-speed reducer unit for driving accessories of motor vehicles, such as window glasses |
| 09/21/1989 | DE3808051A1 Speed-reduction or speed-increasing drive |
| 09/20/1989 | CN2044665U Internal-ring coupled synchronous roller wheel apparatus |
| 09/19/1989 | US4867002 Toothing and gears made therewith |
| 09/14/1989 | DE3906842A1 Miniature electric motor with worm reduction gearing - has extended end of motor shaft fitted into bore in worm at given spacing from motor bearing |
| 09/14/1989 | DE3806830A1 Gear optimisation device |
| 09/13/1989 | EP0332542A1 Device for the transfer of the power and the torque of an engine to the two drive shafts of the wheels of a vehicle |
| 09/13/1989 | EP0332450A2 Double-toothed gear, system for generating its tooth profiles and differential speed reduction apparatus using it |
| 09/13/1989 | EP0331741A1 Driving mechanism for electric rear-view mirror |
| 09/12/1989 | US4864893 Planetary gear having its orbital gears out of phase |
| 09/07/1989 | DE3839978C1 Compressor gearing |
| 09/05/1989 | CA1258955A1 Wiper driving unit |
| 08/30/1989 | CN2043688U Roller end speed reducer |
| 08/24/1989 | WO1989007722A1 Gear mechanical transmission device, suitable to realize a perfect distribution of the power from one motor shaft to a driven shaft, acting contemporarily on the teeth of two respective intermediate gears |
| 08/24/1989 | DE3804512A1 Reaction-free drive |
| 08/23/1989 | EP0329276A2 Geared rotary actuator |
| 08/23/1989 | EP0328745A2 Internal gear machine |
| 08/23/1989 | CN2043295U Low-friction gearing |
| 08/23/1989 | CN1034985A Worm and worm-wheel gearing |
| 08/23/1989 | CN1034894A Light and monowheeled walking tractor |
| 08/22/1989 | US4858490 Two motor redundant drive mechanism |
| 08/22/1989 | US4858487 Device for transmission of movement by an outside gearing |
| 08/22/1989 | US4858485 Inscribed transmission device |
| 08/16/1989 | CN2042911U Pin-cycloidal/cast-cycloidal speed-reducing machine |