Patents for F16H 47 - Combinations of mechanical gearing with fluid clutches or fluid gearing (4,840) |
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01/11/1994 | CA1325979C Unitized power system and vehicles employing same |
01/05/1994 | EP0577282A1 Transmission |
12/28/1993 | US5273492 Hydraulic control system for a continuously variable transmission with a torque converter |
12/15/1993 | EP0573844A1 Hydrostatic transaxle assembly and improved housing arrangement therefor |
12/14/1993 | US5269732 Vehicle transmission with Ravigneaux central differential |
12/07/1993 | US5267911 Hydromechanically infinitely variable transmission, with power splitting, particularly for motor vehicles |
12/02/1993 | DE4321755A1 Vegetative drive via continuously variable servo mechanical gearbox - has epicyclic system in servo-mechanism with servo machine signalling change attached to epicyclic |
12/01/1993 | CN2148217Y Rotary power transmission with alternative parallel motion and statics |
11/24/1993 | CN2147388Y Pneumatic transmission device |
11/23/1993 | CA1324510C Infinitely variable positive mechanical transmission |
11/18/1993 | DE4236671C1 Staglessly working hydrostatic-mechanical load switch gear - comprises four-shaft gearwheel circulating gear, stagelessly adjustable hydrostatic gear comprising gearwheel switch stages, and switch couplings |
11/16/1993 | CA2012591C Power transmission with a continuously variable speed range |
11/10/1993 | EP0569250A2 Gear box and vehicle incorporating the gear box |
11/09/1993 | US5259194 Axle driving apparatus with variable volume reservoir chamber |
10/19/1993 | US5254051 Gearshift |
10/19/1993 | US5253548 Vehicle transmission incorporating multi-stage torque converter |
10/07/1993 | DE4227228A1 Variable drive for small power unit - has hydraulic pump driving hydraulic motor with swashplate control |
10/06/1993 | EP0564003A1 Continuously variable hydromechanical power transmission |
10/06/1993 | EP0563941A1 Power train for an automotive vehicle |
09/28/1993 | US5248283 Transmission |
09/23/1993 | DE4208782A1 Goods vehicle drive with stepless hydrostatic-mechanical transmission - has computerised electronic control of diesel engine exhaust turbocharger and hydraulic retarder |
09/22/1993 | EP0561430A2 Hydrostatic drive for components with multi-axle drive and process for driving said components hydrostatically |
09/16/1993 | DE4206023A1 Continuously variable hydrostatic-mechanical transmission e.g. for independent drives in road vehicles - has split transmission with pair of hydrostatic units coupled to engine via gearbox and with output controlled by valves coupled to electrical controller |
09/08/1993 | EP0559003A1 Power transmission unit particularly for agricultural, industrial and similar machines |
09/08/1993 | EP0558748A1 Hydrostatic-mechanical power transmission system |
09/08/1993 | EP0558707A1 Device for hydrostatically regulating the rotation of an output shaft |
09/02/1993 | DE4206086A1 Modular power transmission system - is composed of electric or hydraulic motor with an epicyclic gear attached by housing. |
09/01/1993 | EP0557700A1 Continuously variable hydrostatic-mechanical power transmission |
08/24/1993 | US5238460 Power transmission system for vehicle |
08/05/1993 | WO1993015338A1 Continuously-variable hydromechanical parallel-type transmission device |
08/05/1993 | WO1993015337A1 Power transmission |
07/28/1993 | CN2139190Y Flat hydraulic variable speed case for motor-trolley |
07/21/1993 | EP0466742B1 Drive device with gearbox |
07/15/1993 | DE4200692A1 Hydrostatic-mechanical power branching transmission for motor vehicle - has bidirectionally variable hydrostatic clutch motor adjusted while multi-variable brake motor is held at zero angle. |
07/07/1993 | EP0550098A1 Hydromechanical transmission system |
07/06/1993 | CA2002870C Hydro-planetary power division system |
06/30/1993 | EP0548428A1 Transmission system for axles |
06/29/1993 | US5222921 Continuous gear change mechanism |
06/29/1993 | US5222418 Pressurized fluid supply system for automatic power transmission for automotive vehicle |
06/29/1993 | CA1319740C Output speed sensor diagnostic control for a motor vehicle transmission |
06/24/1993 | DE4142545A1 Transmission with hydrodynamic torque converter and variable transmission stage - has fixed ratio gearing to bridge variable transmission while torque converter is operating |
06/17/1993 | DE4241239A1 Automatic spur gear reduction transmission for motor vehicle - is formed as 3-shaft transmission with parallel drive shaft and two gear shafts meshing with pinion and ring gear to drive wheels |
06/17/1993 | DE4140979A1 Mechanical-hydrostatic transmission for vehicle diesel engine - incorporates two hydrostatic machines with shaft of non-driven sun wheel coupled to rotor of hydrodynamic retarder |
05/26/1993 | EP0543803A2 Infinitely variable positive mechanical transmission |
05/25/1993 | US5213551 Variable-ratio transmission device, especially for motor vehicles |
05/19/1993 | CN2133715Y Stepless speed changer with machinery static liquid |
05/18/1993 | US5211610 Reduction-distribution unit particularly suitable for industrial machines |
05/18/1993 | US5211064 For a vehicle propulsion system |
05/06/1993 | DE4135936A1 Steplessly-adjustable automatic gearbox - has shaft driving main shaft via first differential and torque-converter with clutch |
05/04/1993 | US5207736 Control of a displacement machine of a hydrostatic-mechanical torque shift transmission |
04/29/1993 | DE4235728A1 Hydrostatic gearbox for motor vehicles - has torque support bearing formed as complete structural unit |
04/21/1993 | EP0429517B1 Arrangement and process for operating a continuously variable drive unit in a motor vehicle |
04/20/1993 | US5203747 Integrated hydro-mechanical transmission |
04/15/1993 | DE4133349A1 Drive for cutting and forming machine tools - has additional flywheel mass, rotating at fast and mainly constant speed |
04/13/1993 | US5201692 Rider transaxle having hydrostatic transmission |
04/13/1993 | US5201691 Variable speed transmission assembly |
03/31/1993 | EP0533921A1 Two-path hydromechanical transmission and control method therefor |
03/31/1993 | CN1070459A Infinitely variable positive mechanical transmission |
03/25/1993 | DE4131572A1 Hydrostatic split-type vehicle power transmission |
03/25/1993 | DE4131180A1 Gear assembly for vehicle automatic gearbox - has planet carrier coupled to engine, with torque of sun wheel transmitted via coupling to pump wheel of hydro-dynamic torque converter |
03/24/1993 | EP0386214B1 Hydromechanically infinitely variable transmission with power splitting, in particular for motor vehicles |
03/23/1993 | US5195600 Electric drive system for track-laying vehicles |
03/16/1993 | US5194052 Stepless transmission for vehicles |
03/16/1993 | US5193416 Mechanical-hydraulic transmission gear system and method of controlling power transmission using the system |
03/10/1993 | EP0530516A2 Multiple speed automatic transaxle for automotive vehicles |
03/03/1993 | EP0343197B1 Infinitely variable, hydrostatic-mechanical gear system, in particular for motor vehicles |
02/24/1993 | EP0528319A1 Vehicle transmission with centre differential |
02/23/1993 | US5188193 Drive arrangement for earth moving machines |
02/16/1993 | US5186692 Hydromechanical orbital transmission |
02/04/1993 | WO1993002298A1 Device for hydrostatically regulating the rotation of an output shaft |
01/20/1993 | EP0523280A1 Hydrostatic two-way-variable-speed drive |
01/14/1993 | DE4122628A1 Vehicle gearbox with double friction clutch and synchroniser - includes planetary gear train at output side for transmission of power to lower ratios of gearing |
01/07/1993 | EP0521769A1 Shift device for transverse automatic transmission with the powerflow passing through two stages of coupled gears |
01/07/1993 | EP0521195A1 Split-torque hydromechanical transmission |
01/07/1993 | EP0429525B1 Arrangement and process for operating a variable drive unit |
01/07/1993 | DE4125988A1 Hydrostatic split-type vehicle power transmission |
01/05/1993 | US5176588 Continuously variable drive train |
12/30/1992 | CN1019680B Power-diversion stepiess variable drive system |
12/23/1992 | CN1067299A Manual and automatic slepless power variable speed case |
12/09/1992 | EP0429503B1 Process for operating a variable drive unit |
12/08/1992 | US5169366 Device for the regulation of an automatic transmission unit |
12/01/1992 | US5167588 Hydrostatic two-way-variable-speed drive |
11/26/1992 | DE4115623A1 Hydrostatic-mechanical drive for agricultural or goods vehicle - has compact lay out with minimum gap between input and output shafts |
11/24/1992 | CA1310518C Variable-speed power transmission device |
11/19/1992 | EP0513674A1 Hydrostatic-mechanical power-split transmission |
11/19/1992 | EP0513382A1 Stepless speed change gear for vehicle |
11/17/1992 | US5163293 Axle driving apparatus with variable depth crescent oil passages |
11/11/1992 | CN2121573U Machine-liquid double-flow stepless speed variator |
11/03/1992 | US5159992 Infinitely variable hydrostatic transmission drive |
11/03/1992 | US5159855 Continuously variable driving unit of a motor vehicle |
10/29/1992 | WO1992018793A1 Gearshift |
10/20/1992 | US5156577 Hydrostatic split-type power transmission |
10/15/1992 | DE4126650A1 Vehicle gear change device - has two change couplings with intermeshing coupling rings, one with axial spring location |
10/14/1992 | CN1065324A Infinitely variable speed device for vehicles |
10/07/1992 | EP0507114A2 Arrangement of a planetary gearing with a hydraulic torque converter |
10/06/1992 | US5152190 Toothed-wheel change gear pump for conveyance and a gearbox for transmission oil intermediate storage |
09/30/1992 | EP0505688A1 Control for the positive displacement machine of a hydrostatic-mechanical gearing shiftable under load |
09/29/1992 | US5151067 Vehicle automatic transmission system |
09/23/1992 | EP0504194A1 Gearshift |
09/16/1992 | EP0503592A1 Gearbox with hydrostatic motors particularly for earth-movers |