Patents for F16H 47 - Combinations of mechanical gearing with fluid clutches or fluid gearing (4,840)
09/1992
09/15/1992US5146812 Arrangement and method for operating a continuously variable drive unit in a motor vehicle
09/03/1992DE4106746A1 Four-shaft summing gear drive for hydrostatic-mechanical drive - has two planet gears on branch shaft with its two output shafts selectively connected to second downstream gear drive
09/02/1992EP0501457A2 Power transmission system for vehicle
09/02/1992CN1064140A Slide-type differential driving bridge
09/01/1992US5142940 Vehicle transmission assembly
08/1992
08/18/1992US5139465 2-path hydromechanical transmission system and method of producing the same
08/13/1992DE4104170A1 Power shift gear - has reversing stage with hollow shaft, with loose toothed gears and coupling halves
08/05/1992CN2112033U Cone gear cushion automatic stageless speed governer
08/04/1992US5135443 Arrangement and method for operating a variable drive unit
07/1992
07/30/1992DE4102493A1 Hydrodynamic mechanical transmission for vehicle - uses interaction of pump and turbine to give improved braking
07/29/1992CN2111402U Inner gearing gas pad automatic infinitely variable speeds mechanism
07/21/1992US5131902 Nonsynchronous five-speed transaxle for automotive vehicles
07/21/1992US5131498 Lubricating device of automatic transmission
07/15/1992EP0291525B1 Infinitely variable driving and steering gear for tracklaying vehicles
07/14/1992US5129871 Nonsynchronous five-speed transaxle having bidirectional coupling
07/14/1992US5129870 Multiple-ratio automatic transmission with releasable hyperboloidal couplings
07/14/1992US5129867 Hydrostatic split-type multi-speed power transmission
06/1992
06/30/1992US5125806 Integrated variable speed compressor drive system
06/17/1992CN2107572U Output end dividing type hydraulic machine torque converter
06/16/1992US5122104 Automatic transmission
06/11/1992WO1992009833A1 Stepless speed change gear for vehicle
06/11/1992WO1992009830A1 Mechanical-hydraulic type transmission
06/11/1992WO1992009829A1 Control device in hydrostatic-mechanical transmitting machine
06/10/1992EP0214989B2 Planetary wheel gear-change box
06/10/1992CN1016984B Gearing for infinitely variable speeds
06/09/1992US5120283 Hydraulic and gear transmission
05/1992
05/27/1992EP0487129A1 Control device for an automatic transmission
05/26/1992CA1301484C Damping assembly for a torque converter clutch
05/19/1992US5114385 Branched infinitely-variable hydromechanical transmission for motor vehicles
05/14/1992DE4034689A1 Hydrostatic drive mechanism for earth moving vehicle - has axial piston engines, with input shafts, gear wheels and at least one gear stage
05/13/1992EP0485094A1 A variable speed transmission assembly
05/12/1992US5111716 Automatic transmission for hydraulic drive auxiliary speed change gear
05/06/1992EP0483543A1 Hydrostatic transmission, preferably for an earth moving machine, for example a shovel loader
05/06/1992CN1016527B Infinitely variable speeds device
05/06/1992CN1016526B Hydraulic-mechanical speed variator
04/1992
04/29/1992EP0482524A1 Hydrostatic transmission unit particularly for industrial machines
04/29/1992EP0482039A1 Continuously variable driving unit of a motor vehicle.
04/28/1992US5107722 Arrangement and method for operating a variable drive unit
04/16/1992WO1992006316A1 A gear device
04/07/1992US5102376 Pump controlled automatic transmission
03/1992
03/25/1992EP0476794A1 Hydromechanical power transmission
03/17/1992CA1297382C Control valve system for a continuously variable cone-sheaves transmission, particularly for motor vehicles
03/03/1992US5092824 Pump output control system with high efficiency hydromechanical variable speed drive
02/1992
02/25/1992US5090949 Variable speed transaxle
02/25/1992US5090527 Pressure control system for lock-up clutch in automotive automatic power transmission with compensation of fluid pressure in low engine speed range
02/12/1992CN2095971U Float driving device for frequence butt joint
02/12/1992CN2095970U Speed regulating device
02/05/1992EP0469451A1 Three-shaft gearbox particularly for industrial vehicles in general
02/05/1992EP0469145A1 Variable speed transmission device, particularly for motor vehicles.
01/1992
01/15/1992EP0465752A1 Continuous gear change mechanism
01/14/1992US5080637 Hydrostatic-mechanical power-distribution transmission
01/14/1992US5079965 Gearbox
01/08/1992EP0464413A1 Multiple-ratio hydrostatic-mechanical split-torque powershift transmission
01/08/1992CN2092635U Sloping carn plate drive beared by spherical hinge
01/07/1992US5078663 Motor vehicle automatic transmission
01/07/1992US5078659 Variable speed transaxle
01/02/1992EP0463078A1 Hydromechanical orbital transmission
12/1991
12/27/1991EP0389500B1 Superimposed steering gear for tracklaying vehicles
12/25/1991CN1015196B Infinitely variable speeds device
12/24/1991US5074195 Fixed swash plate for an axial piston machine
12/12/1991WO1991019118A1 Continuously variable transmission
12/11/1991EP0460584A1 Reduction-addition unit particularly suitable for industrial machines
12/10/1991US5071391 Stepless speed changing hydrostatic transmission
12/10/1991CA1292893C Bi-directional torque transmission unit
12/03/1991US5069111 Hydraulic pressure-control device with parallel compression springs
11/1991
11/26/1991US5067933 Unitized power system and vehicles employing same
11/19/1991US5066266 Transmission arrangement for vehicle having motor shaft parallel to auxiliary shaft which drives a fluid coupling through a planetary gear reduction
11/19/1991US5065645 Power transmission device
11/12/1991US5063815 Line pressure control for V-belt type continuously variable transmission
10/1991
10/24/1991DE4104167A1 Switching device for vehicle automatic transmission
10/22/1991CA1291046C Drive mechanism
10/16/1991EP0451271A1 Automatic transmission equipped with auxiliary hydraulic speed-changing gears
10/15/1991US5058022 Device for detecting engine brake
10/15/1991US5057061 Continuously variable speed transmission
10/09/1991EP0450282A2 Vehicle drive system
10/01/1991USRE33707 Automatic transmission with overdrive
10/01/1991US5052987 Stepless hydrostatic-mechanical transmission
10/01/1991US5052986 Continuous-acting hydrostatic-mechanical power-shift transmission with toothed clutches
10/01/1991CA1289850C Dual hydrostatic drive transmission
09/1991
09/24/1991US5050447 Oil reservoir device for an automatic transmission
09/18/1991EP0408616B1 Hydrostatic-mecanical power-distribution gearbox
09/17/1991US5048371 Continuously variable transmission provided with a torque converter
09/05/1991WO1991013275A1 Variable speed transmission device, particularly for motor vehicles
09/04/1991EP0444472A2 Control system, particularly for motor vehicle
09/03/1991US5046178 Control method for automatic transmission garage shifts
09/03/1991US5045035 High-efficiency powertrain
08/1991
08/28/1991EP0397804B1 Powershift gearbox with infinitely variable ratio
08/20/1991US5041064 Superimposed steering gear for tracklaying vehicles
08/14/1991EP0395657B1 Hydrostatic-mechanical drive system
08/13/1991US5038634 Power transmission system
07/1991
07/23/1991US5033994 Apparatus for providing an automatic transmission
07/17/1991EP0436978A2 Method of controlling gear changes in an automatic transmission
07/16/1991US5032108 Non-stage transmission for vehicle
07/10/1991EP0295296B1 Integrated drive generator with common centerline
07/09/1991US5030180 Variable transmission apparatus
07/09/1991US5030179 Discrete-ratio transmissions
07/09/1991US5030178 Power dividing stepless speed change transmission system
07/09/1991CA1285889C Hydrostatic transaxle
07/03/1991EP0435524A2 Hydromechanical steering transmission
07/02/1991US5027647 Sensor malfunction diagnostic system for automatic automotive transmission
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