| Patents for F16H 1 - Toothed gearings for conveying rotary motion (20,582) |
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| 04/03/1991 | EP0420682A2 Meshing gear members |
| 04/03/1991 | CN1012277B Backlash-free reducing mechanism, particularly usable for setting various parts of seat of automobile vehicle |
| 03/29/1991 | CA2026484A1 Meshing gear members |
| 03/27/1991 | EP0418599A1 Power transmission arrangement for contra-rotating propeller shafts |
| 03/27/1991 | CN1012206B Externally toothed planetary gear box with double inputs |
| 03/19/1991 | CA1281558C Vehicle drive-train transfer case |
| 03/13/1991 | EP0416949A2 A planet gear frame assembly |
| 03/13/1991 | EP0211000B1 Numerically-controlled electromechanical precision drive system |
| 03/12/1991 | CA1281272C Reinforced double toothing planet wheel for a micrometric articulation used more especially in vehicle seats |
| 03/12/1991 | CA1281210C Uniform wall flexspline |
| 03/06/1991 | EP0415820A1 Reducing mechanism for articulation with backlash elimination, particularly for use in adjusting the various parts of a vehicle seat |
| 03/05/1991 | CA1280913C Worm reduction gear with attachments |
| 02/28/1991 | DE3927809A1 Counter shaft gear for seed drill - has at least one distributor shaft driven by base wheel, with output shaft and coupling |
| 02/27/1991 | CN1011812B Roller transmission mechanism |
| 02/21/1991 | WO1991001897A1 Drive, in particular for wheel-chairs |
| 02/20/1991 | CN1049402A Rigid harmonic speed reduction or angle cutting driving method and structure |
| 02/19/1991 | US4994005 Excentric motion translating apparatus |
| 02/19/1991 | US4994004 Electric actuator for swashplate |
| 02/14/1991 | DE4022135A1 Multicolour rotary printing machine - has sheet passing correction mechanism with adjusters in drive gears of sheet transfer cylinders |
| 02/14/1991 | DE3926715A1 Electric drive assembly esp. for vehicular windscreen wiper - is produced by shaping tool having two parts in which teeth of enmeshed wheels are formed |
| 02/13/1991 | EP0412767A2 A rigid harmonic speed reduction or angle cutting driving method and structure |
| 02/06/1991 | EP0411730A2 Drive system for an exterior sleeve by a multiple-step gearing |
| 02/05/1991 | US4989472 Reversible anti-backlash power transmission |
| 01/31/1991 | DE3924817A1 Antrieb, insbesondere fuer rollstuehle Drive, in particular for wheelchairs |
| 01/31/1991 | DE3924340A1 Drive train blocking arrangement - for four-wheel-drive, vehicle and uses three member planetary drive |
| 01/31/1991 | DE3923430A1 Spur for planetary wheel gears - especially consists of two main annular wheel parts with slanting teeth |
| 01/30/1991 | EP0410850A1 Device for the compensation clearances between satellite and toothings of the flanges of the reducing mechanisms for adjusting the position of seats, particularly of motor car seats |
| 01/30/1991 | EP0410488A1 Drive unit with an electric motor |
| 01/30/1991 | EP0410487A2 Emergency drive for an electricly powered regulator |
| 01/30/1991 | CN2070379U Speed increasing machine |
| 01/30/1991 | CN1048916A Concave cam driving device |
| 01/30/1991 | CN1048915A Ball worm driving device |
| 01/29/1991 | US4988329 Final drive assembly |
| 01/29/1991 | US4987791 Miniature motor with a worm reduction gear |
| 01/29/1991 | CA1279502C Tooth profile of spline of strain wave gearing |
| 01/23/1991 | CN1048744A Combined transmission with double-layer gears |
| 01/22/1991 | US4986802 Planetary gear box for a jack |
| 01/22/1991 | US4986400 Bi-directional spring clutch for reducing worm gear drive |
| 01/16/1991 | EP0408314A2 High-efficiency gear transmission |
| 01/12/1991 | CA2020820A1 High-efficiency gear transmission |
| 01/10/1991 | WO1991000443A1 Planetary wheel hub |
| 01/09/1991 | CN1048441A Planetary transmission of circular arc gear engaged with pin gear |
| 01/09/1991 | CN1048440A Apparatus of remove spacing for continuous epicyclic train |
| 01/09/1991 | CN1011122B Method for producing ring gears for heavy-duty drive axles |
| 01/08/1991 | US4983153 Gear unit, particularly for use in a helicopter |
| 01/08/1991 | US4983152 Planet gear frame assembly |
| 01/02/1991 | EP0406089A1 Arrangement for compensating play in continuous articulations having epicycloidal gears and process for mounting same |
| 01/02/1991 | CN2068620U Harmonic speed reducer |
| 01/02/1991 | CN2068458U Shaft transmission gear of concrete mixer |
| 01/02/1991 | CA1278441C Gearless differential speed reducer |
| 01/01/1991 | US4981165 Spring adjustment device for overhead doors |
| 01/01/1991 | US4981051 Planetary precession speed changing device |
| 12/27/1990 | CA1278199C Thrust washer arrangement |
| 12/25/1990 | US4980804 Headlight for power vehicles |
| 12/19/1990 | CN1047911A Gear for driving large toothed ring by self-adjustable whole floating small drive gear |
| 12/12/1990 | EP0401511A2 Arrangement of motor and gear box |
| 12/12/1990 | CN2067339U Inside-engaged gear speed reducer |
| 12/11/1990 | US4976668 Final reduction gear unit for an automobile |
| 12/06/1990 | DE3917969A1 Gear wheel drive system for twin screw extruders - in which spacing between fixed and movable torque output shaft can be altered to accommodate different extruder screw spacings |
| 12/04/1990 | US4974470 Tooth profile of one of circular splines of flat-shaped strain wave gearing |
| 11/20/1990 | US4970908 Engine starter apparatus |
| 11/14/1990 | EP0396776A1 Bevel gear set and wrist mechanism of industrial robot using said bevel gear set |
| 11/14/1990 | CN2065698U Load homogeneous mechanism for plantary gearing |
| 11/13/1990 | US4969376 Planetary drive |
| 11/13/1990 | US4969370 Bearing structure for intermediate transmission shaft in vessel propulsion machine |
| 11/11/1990 | CA2013827A1 Motor and transmission assembly (13272-can) |
| 11/08/1990 | DE3914530A1 Multistage epicyclic reduction gear for winch - has common internally toothed gear for all reduction stages |
| 11/07/1990 | EP0395963A1 Device for controlling the feeder of a step wise advancing feed-apparatus |
| 11/01/1990 | WO1990012970A1 Hydraulic motor equipped with reduction gear |
| 10/31/1990 | CN1010247B Gearless differential speed reducer |
| 10/30/1990 | US4966573 Differential speed reduction apparatus and double-toothed gear for use therein |
| 10/24/1990 | EP0393285A1 Coupling device for power transfer |
| 10/24/1990 | CN2064438U Cylindrical gear reduction unit |
| 10/23/1990 | US4964315 Transmission having dual counterrotating output shafts |
| 10/16/1990 | US4963108 Marine contra-rotating propeller drive system |
| 10/16/1990 | CA1275182C Ring gear/pinion gear design |
| 10/10/1990 | EP0299055A4 Nutating gear positraction differential |
| 10/09/1990 | US4961485 Oil circulation in wheel head transmission |
| 09/26/1990 | CN1009749B Mixed planetary transmission mechanism and apparatus of involute gears with small tooth difference |
| 09/25/1990 | US4958531 Mechanism for transmitting rotational motion from one shaft to another |
| 09/25/1990 | CA1274403A1 Transmission having dual counter-rotating output shafts |
| 09/19/1990 | EP0388207A2 Transmission apparatus |
| 09/19/1990 | EP0387367A1 Speed reducer |
| 09/19/1990 | EP0324768B1 Liquid-cooled friction brake |
| 09/19/1990 | CN1045490A Starter motors |
| 09/12/1990 | EP0387073A1 Engine starter apparatus |
| 09/12/1990 | EP0386026A1 Compound planetary gear assembly. |
| 09/12/1990 | CN1009540B Gear steering device with a swing shaft |
| 09/11/1990 | US4955248 Angular gear for venetian blinds |
| 09/07/1990 | WO1990010142A1 Actuating mechanisms |
| 09/04/1990 | US4954123 Radial helix drive horse power amplifier |
| 09/04/1990 | US4953417 Mechanical gear drive |
| 09/04/1990 | CA2011232A1 Planetary gear system |
| 09/04/1990 | CA1273586A1 Wide clearance motion imparting mechanism for use in the void of space |
| 08/29/1990 | EP0383915A1 Electric drive with manual doubler |
| 08/29/1990 | EP0297976B1 Sealed transmission device using metallic bellows, especially for single quarter turn valves |
| 08/29/1990 | CN2061228U Circumscribed gear planetary reducer |
| 08/29/1990 | CN1009384B Conical gear pair with curved teeth with graduation cone synthetic position-changing coefficient sum being negative value |
| 08/28/1990 | US4951519 Rotation transmitter |
| 08/22/1990 | EP0382920A2 Seat shifting especially for a motor vehicle seat |