Patents for F16H 41 - Rotary fluid gearing of the hydrokinetic type (2,607)
03/1990
03/06/1990US4905471 Blade fixing mechanism for torque converter
02/1990
02/27/1990US4903548 Snap ring support device for an automatic transmission
01/1990
01/24/1990CN2051696U Medium speed ratio centrifugal turbine torque converter
01/23/1990US4895232 Torque converter for an automatic transmission
01/10/1990EP0350298A2 Lock-up converter for automatic transmissions
01/04/1990DE3920189A1 Fluid coupling such as a Föttinger coupling or torque converter
12/1989
12/19/1989US4887344 Method of mounting a torque converter on a transmission
12/13/1989EP0345434A1 Method for welding torque converter blades to a housing using a laser welding beam
11/1989
11/23/1989EP0342348A1 Welding of parts separated by a gap using a laser welding beam
11/08/1989CN2047321U Water-medium automatic blocking type hydraulic clutch
09/1989
09/27/1989EP0333917A2 Fly-wheel for shift transmission
09/19/1989US4868365 Method for welding torque converter blades to a housing using a laser welding beam
09/19/1989US4867641 Outer wall structure of a torque converter and others
09/19/1989US4866935 Hydraulic torque converter
07/1989
07/27/1989DE3836995A1 Reversing hydrodynamic transmission
07/25/1989US4850832 Oil pump for automatic transmission with effective sealing arrangement
07/18/1989US4848084 Hydrodynamic torque converter having variable stator plate orifice
06/1989
06/27/1989US4841729 Thrust force reduction device for torque converter
06/27/1989US4841615 Method for modifying stators
06/13/1989US4838764 Oil pump for transaxle
05/1989
05/23/1989US4833295 Welding of parts separated by a gap using a laser welding beam
05/02/1989US4825521 Method of making an external shell of a pump wheel of a hydrodynamic flow unit
03/1989
03/23/1989DE3730340A1 Hydrodynamic reversing transmission
02/1989
02/23/1989DE3827249A1 Flexible driver plate
02/21/1989US4805473 Bi-directional torque transmission unit
11/1988
11/15/1988US4783960 Fluid torque converter with axially cut away stator inner shell
10/1988
10/11/1988US4776165 Clutch control system for hydraulically operated automotive transmission
09/1988
09/21/1988EP0204728B1 Power transmission assembly for driving a variable-r.p.m. machine
09/13/1988US4769987 Power plant
08/1988
08/03/1988EP0276411A2 Hydrodynamic torque converter, especially for motor vehicle
03/1988
03/24/1988WO1988002080A1 Outer wall structure for hydraulic power transmissions
03/16/1988EP0259956A2 Drive strap for torque converter
02/1988
02/23/1988US4726255 Power transmission system for driving a variable speed processing machine
02/23/1988US4726185 Flat type torque converter
02/02/1988US4722715 Torsional damper device
01/1988
01/19/1988US4719812 Transmission casing including a hydraulic clutch
01/12/1988US4718298 Hydraulic power transmission
11/1987
11/19/1987WO1987006990A1 Device for reducing thrust force of torque converter
11/10/1987US4704864 Spoke arrangement for a hydrodynamic torque converter
10/1987
10/06/1987US4697417 Torsional damping device having wide range clearance, and a hydraulic coupling having such a torsional damping device, in particular for a motor vehicle
09/1987
09/15/1987US4692977 Method for converting a sprag-type torque converter into a spragless torque converter in a power plant having a coaxial impeller and turbine unit
09/01/1987US4689954 Transmission system, in particular for automobile vehicles, hydraulic coupling unit comprising same, movement take-up device adapted for use in same, and method of manufacturing said movement take-up device
09/01/1987US4689953 Variable rate drive strap
08/1987
08/19/1987EP0232622A1 Hydraulic torque converter
08/12/1987EP0231614A2 Clutch control system for hydraulically operated automotive transmission
07/1987
07/21/1987US4680928 Warm-up promotion device for automatic transmission
07/08/1987CN86201522U 自动闭锁式液力偶合器 Automatic locking type hydraulic coupling
07/02/1987DE3546373A1 Hydrodynamic drive by means of a two-stroke diesel engine with opposed free pistons and a hydraulic pump
06/1987
06/09/1987US4671062 Torque converter having valve means for detecting speed ratio of torque converter
05/1987
05/26/1987US4668207 Damper assembly for a clutch
05/26/1987US4667470 Transmission system, in particular for automobile vehicles, hydraulic coupling unit comprising same, and movement take-up device adapted for use in same
05/26/1987CA1222181A1 Hydrodynamic transmission reversal control
05/19/1987US4665693 Hydraulic torque converter
04/1987
04/23/1987DE3634395A1 Vehicle, especially passenger motor vehicle
04/21/1987US4658582 Volume control device for variable volume pump for automatic transmission
03/1987
03/19/1987DE3531521A1 Torsionally elastic connection between a spoked output wheel and a pump impeller of a hydrodynamic torque converter operating with power division
03/12/1987DE3531522A1 Torsionally elastic connection between a spoked driving wheel, which can be coupled via its hub to an output shaft freely rotatable relative to a turbine rotor, and a pump impeller of a hydrodynamic torque converter
02/1987
02/25/1987CN86104286A Hydraulic unit for working car
02/11/1987CN86203147U Two-way load-off loop and blocking type hydraulic moment changing apparatus
01/1987
01/20/1987US4637500 Hydrodynamic coupling with serially arranged damper units
12/1986
12/17/1986EP0204728A1 Power transmission assembly for driving a variable-r.p.m. machine.
11/1986
11/25/1986US4624105 Hydraulic torque converter
09/1986
09/02/1986US4608823 Spragless torque converter apparatus and method
07/1986
07/08/1986US4598612 Pump control arrangement for automatic automotive transmission or the like
06/1986
06/17/1986US4595382 Power transmission mechanism with torque converter
06/03/1986US4592203 Hydro-dynamic transmissions
05/1986
05/28/1986EP0182710A1 Large deflection torsion damper and a hydraulic coupling containing it, especially for a motor vehicle
05/22/1986WO1986002983A1 Power transmission assembly for driving a variable-r.p.m. machine
05/13/1986CA1204366A1 Hydrodynamic power transmitting construction with power transmitting medium of incombustible water- based liquid, oil or synthetic liquid
04/1986
04/29/1986US4584835 Blade fastening structure for torque converter or fluid coupling
12/1985
12/31/1985US4561247 Hydrodynamic transmission reversal control
08/1985
08/13/1985US4534456 Hydrodynamic power transmission unit
06/1985
06/18/1985US4523916 Axially flexible drive disc
06/04/1985CA1188133A1 Method and apparatus for power transmission from an engine
05/1985
05/07/1985CA1186591A1 Hydrodynamic power transmission unit
04/1985
04/23/1985US4512449 Front cover for a torque converter and method of processing the same
03/1985
03/05/1985US4502279 Torque converter attachment and method
02/1985
02/26/1985US4501167 Transmission power output shaft assembly with bearing lubricant collecting and directing member
12/1984
12/27/1984CA1179919A Water brake
12/27/1984CA1179918A Device for prevention of malfunction of hydraulic transmission for vehicles
10/1984
10/17/1984EP0121842A1 Improved pump control arrangement for automatic automotive transmission or the like
09/1984
09/18/1984US4471670 Hydrodynamic reversing transmission
09/11/1984US4470535 Method of processing a front cover for a torque converter
08/1984
08/07/1984US4463556 For use in the transmission of a vehicle
05/1984
05/29/1984US4450611 Method of manufacturing a blade wheel
05/29/1984CA1168130A2 Hydraulic pressure relief valve
04/1984
04/24/1984US4444009 Hydrodynamic torque converter
04/10/1984US4441315 Reaction assembly for a torque converter and a torque converter comprising such a reaction assembly
03/1984
03/20/1984US4437358 Transmission with torque converter and lock up clutch with lubrication and pressurization system
12/1983
12/27/1983US4422535 Compound damper assembly for an automatic transmission
10/1983
10/12/1983EP0090983A1 Hydrodynamic power transmission apparatus
10/11/1983US4408462 Pressure regulating device for use in an automatic transmission
08/1983
08/09/1983CA1151442A1 Hydrodynamic reversing gearing
07/1983
07/13/1983EP0020354B1 Manifolded multiple hydraulic pump structure
07/05/1983US4391096 Hydrodynamic reversing transmission
05/1983
05/31/1983US4385531 Hydraulic circuit system for automatic transmission
05/25/1983EP0079365A1 Torque converters
05/25/1983EP0020360B1 Fluid transmission control system
03/1983
03/22/1983US4377068 Stator for a hydrodynamic torque converter
03/16/1983EP0074210A1 Improved variable speed transmission
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