| Patents for F16H 3 - Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion (26,889) |
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| 03/05/1991 | US4997412 Non-synchronous shifting hydromechanical steering transmission |
| 02/26/1991 | US4995862 Interaxle transfer mechanism for four wheel drive vehicles |
| 02/26/1991 | US4995861 Mechanical shiftable three speed planetary transmission |
| 02/26/1991 | US4995285 Fail-safe hydraulic control valves in an automatic transmission |
| 02/26/1991 | CA1280625C Auxiliary transmission section |
| 02/20/1991 | CN1011730B Countershaft transmission |
| 02/19/1991 | US4994007 Counter gear supporting device for an automatic transmission |
| 02/19/1991 | US4994006 Automatic transmission for vehicle having stick-free radially duplicate clutches |
| 02/19/1991 | US4993979 Marine propulsion device |
| 02/14/1991 | DE4000832C1 Gear change transmission with lay shaft - has advance shift gear stage in force transmission path of partial gear train(s) |
| 02/06/1991 | EP0412069A1 Hydromechanical power-shift transmission for motor vehicles, particularly for commercial vehicles |
| 02/05/1991 | US4989706 Synchronizer |
| 02/01/1991 | CA2021461A1 Gear drive unit with equalized shift |
| 01/29/1991 | US4987790 Transmission |
| 01/24/1991 | EP0433448A4 Device for controlling a multi-component transmission of a vehicle. |
| 01/24/1991 | DE4021652A1 Gearbox with hydrodynamic torque converter - has drive unit with low central of gravity and quiet operation |
| 01/23/1991 | EP0409803A1 A gearbox with meshed gears |
| 01/23/1991 | EP0408592A1 Drive mechanism with two-speed gearbox. |
| 01/23/1991 | CN1048744A Combined transmission with double-layer gears |
| 01/22/1991 | US4986142 Control mechanism for compound transmission of transport vehicle |
| 01/17/1991 | DE4020161A1 Multiple shaft gearbox with input shaft driven oil pump - has suction pipe with filter fitted lower end in sump and upper end with constantly filled intermediate reservoir at pump level |
| 01/16/1991 | EP0408314A2 High-efficiency gear transmission |
| 01/15/1991 | US4985011 Automatic transmission |
| 01/15/1991 | US4984478 Gear drive unit with equalized shift |
| 01/12/1991 | CA2020820A1 High-efficiency gear transmission |
| 01/10/1991 | WO1991000443A1 Planetary wheel hub |
| 01/08/1991 | US4983151 Transmission ratio changing apparatus and method |
| 01/08/1991 | US4982623 Method of controlling the automatic transmission of a vehicle |
| 01/08/1991 | US4982617 Gearshift system |
| 01/02/1991 | EP0405590A2 Hydraulic controller for an automatic transmission |
| 01/02/1991 | EP0405082A1 Automatic transmission control system and method of operation |
| 01/01/1991 | US4981050 Continuously variable power converter |
| 12/27/1990 | CA1278198C Transfer case |
| 12/26/1990 | CN2068081U Gear box for ship |
| 12/26/1990 | CN1010971B Electrically (or hydraulically) controlled differential speed variator |
| 12/19/1990 | EP0402956A1 Friction devices |
| 12/19/1990 | EP0402600A2 Transaxle |
| 12/18/1990 | US4978328 Automatic transaxle assembly for an automotive vehicle driveline |
| 12/13/1990 | DE4017961A1 Vehicle double clutch gear change control system - has synchronisation on all gears controlled from output shaft during gear change |
| 12/11/1990 | US4976671 Range gearbox for motor vehicles |
| 12/11/1990 | US4976670 Power transmission |
| 12/11/1990 | CA1277611C Inertia lock type synchronous clutch mechanism |
| 12/08/1990 | CA2013873A1 Automatic transmission control system and method of operation |
| 12/05/1990 | EP0400816A1 Power Transmission |
| 12/04/1990 | US4974474 Pneumatic control system for range type compound transmission |
| 12/04/1990 | US4974473 Hydraulically operated transmission |
| 12/04/1990 | US4974471 Controllable pinion differential device |
| 12/04/1990 | US4974468 Compound transmission and shift control therefor |
| 11/29/1990 | WO1990014531A1 Continuous speed change gear |
| 11/29/1990 | DE3917141A1 Vehicle clutch arranged between engine and drive shaft - has clutch plate fixed to output shaft via self-locking drive to create force dependent on speed difference of input and output shafts |
| 11/28/1990 | CN1047373A Four-speed planetary variable-speed box |
| 11/27/1990 | WO1990014530A1 Variable positive drive transmission |
| 11/27/1990 | US4973295 Stepless variable ratio transmission |
| 11/27/1990 | CA1276896C Clutch brake noise supressor |
| 11/22/1990 | EP0397921A1 Method for positioning the bearings of a gearbox |
| 11/20/1990 | US4971185 Oil channel structure for automatic transmission |
| 11/20/1990 | US4971156 Multi-section controlled auxiliary fittings to be attached to a wrench |
| 11/19/1990 | CA2016469A1 Method and device for providing the necessary preload on rollerbearing arrangements in gear boxes |
| 11/15/1990 | DE4014869A1 Double torque-transmitting connection in vehicle gearbox - has two independent, coaxial and telescopic shafts connected to radially extending rotational element by splines |
| 11/14/1990 | EP0396978A1 Arc-shaped toothed segment and gearbox with such segment |
| 11/14/1990 | EP0396911A2 Four speed overdrive inline transmission |
| 11/13/1990 | WO1990013760A1 Two-speed planetary gear mechanism |
| 11/13/1990 | US4969860 Stepless transmission mechanism |
| 11/13/1990 | US4969370 Bearing structure for intermediate transmission shaft in vessel propulsion machine |
| 11/13/1990 | US4969369 Multi-stage gear shift transmission |
| 11/13/1990 | CA2028143A1 Two-speed planetary gear mechanism |
| 11/08/1990 | DE4009968A1 Support for planetary gear system - has two radially positioned support sections with hardened thrust mounting discs between which planetary wheel are mounted |
| 11/07/1990 | EP0396280A1 Camshaft drive mechanisms |
| 11/07/1990 | CN1046793A Single shaft shifting mechanism |
| 11/07/1990 | CN1046792A Internally engaged gears |
| 11/06/1990 | USRE33428 Range gearbox for motor vehicles having an axially shiftable ring gear |
| 11/01/1990 | WO1990012968A1 Reversible power transmission |
| 10/31/1990 | EP0395304A1 Transmission system including a differential in a motor vehicle |
| 10/31/1990 | EP0395241A2 Single shaft shifting mechanism |
| 10/31/1990 | CN1046589A Mechanical power enchancer |
| 10/31/1990 | CN1010248B Auxiliary transmission section |
| 10/30/1990 | US4966575 Automatic stepless transmission apparatus and method thereof |
| 10/30/1990 | US4966574 Transaxle |
| 10/30/1990 | US4966267 Ball screw actuated clutch combination |
| 10/30/1990 | US4966264 Thrust washer mounting apparatus |
| 10/30/1990 | US4966048 Manual transmission and shift control therefor |
| 10/24/1990 | EP0393246A1 Gearbox for a motor vehicle |
| 10/23/1990 | US4964505 Locking synchronizing means for transmisson shifts |
| 10/23/1990 | US4964313 Two-speed gear train assembly |
| 10/18/1990 | WO1990012227A1 Drive device with gearbox |
| 10/18/1990 | WO1990012222A1 Driving device |
| 10/17/1990 | EP0392391A2 Four speed transaxle for automotive vehicles |
| 10/17/1990 | EP0391983A1 Toy vehicle transmission. |
| 10/16/1990 | US4963124 Planetary gear transmission for motor vehicle |
| 10/16/1990 | US4962835 System for preventing undesired vehicle acceleration |
| 10/11/1990 | DE4010552A1 Electronically controlled hydrostatic transmission for vehicle - has fail-safe switching to one gear ratio if servo pressure fails |
| 10/10/1990 | EP0391604A2 Transmission |
| 10/10/1990 | EP0391215A2 Planetary gearing |
| 10/10/1990 | CN1046029A Improved transmission mainshaft gear retainer |
| 10/03/1990 | EP0390368A2 Improved transmission mainshaft gear retainer |
| 10/03/1990 | EP0390357A1 Method for upshifting a compound semi-blocked splitter type automatic mechanical transmission |
| 10/03/1990 | EP0390335A2 Multispeed power transmission |
| 10/03/1990 | EP0389703A1 Engagement mechanism |
| 10/03/1990 | CA2010914A1 Single piston activation of a planetary transmission |
| 10/02/1990 | US4960005 Automatic transmission for a motor vehicle |