Patents for F16D 57 - Liquid-resistance brakes; Air-resistance brakes (1,392)
03/2000
03/28/2000US6041899 Rotary control damper
03/16/2000WO2000013952A1 Energy management system
03/02/2000DE19853830C1 Braking mechanism with hydrodynamic retarder for heavy vehicles comprises oil storage vessel to cool circulating work fluid
02/2000
02/23/2000EP0980324A1 Hydrodynamic mechanical compound transmission
02/03/2000DE19833892A1 Hydrodynamic retarder for motor vehicle has valve between retarder and accumulator to build up pressure during operation of retarder, and accumulator is self-priming type and served by electrically or pneumatically driven pump
02/03/2000DE19833891A1 Hydrodynamic retarder for motor vehicle has control system with regulating valve to deliver contents of pressurized accumulator to retarder, and which controls both emptying and replenishment of accumulator
01/2000
01/20/2000DE19918701A1 Getriebe mit Retarder Transmission with retarder
01/20/2000DE19831922A1 Antriebseinrichtung in einem Kraftfahrzeug Drive means in a motor vehicle
01/19/2000EP0972916A2 Drive system in a motor vehicle
01/12/2000EP0970860A2 Gearbox with retarder
12/1999
12/23/1999DE19827604A1 Hydrodynamically operated retarder suitable for co-operation with anti-lock braking system
11/1999
11/24/1999EP0958464A1 Hydrodynamic retarder with an axially displaceable rotor
11/24/1999EP0958463A1 Hydrodynamic retarder with an axially displaceable stator
11/23/1999US5988344 Fluid power transmission clutch brake
11/03/1999EP0830528A4 Hydraulic coupling for vehicle drivetrain
10/1999
10/21/1999WO1999052755A1 Hydraulic retarder
10/21/1999DE19816101A1 Hydraulischer Retarder Hydraulic Retarder
09/1999
09/30/1999WO1999049230A1 Hydrodynamic machine, especially hydrodynamic retarder
09/30/1999DE19812735C1 Hydrodynamische Maschine, insbesondere hydrodynamischer Retarder A hydrodynamic machine, especially a hydrodynamic retarder
09/23/1999DE19809467A1 Hydrodynamic mechanical compound transmission for vehicles
09/10/1999WO1999044871A1 Hydrodynamic mechanical compound transmission
09/09/1999DE19840287A1 Automatic shifting gearbox, especially for cars
09/09/1999DE19807280A1 Vehicular hydrodynamic brake or clutch with two impellers
09/09/1999DE19807277A1 Hydrodynamic brake system or hydrodynamic clutch
08/1999
08/31/1999US5944160 Drive unit with a hydrodynamic retarder and transmission
08/24/1999US5941788 Vehicle drivetrain differential
08/19/1999DE19840468A1 Automatic shift transmission especially for heavy goods vehicles
08/19/1999DE19840288A1 Automotive automatic gear box with hydrodynamic section as synchromesh
08/19/1999DE19840284A1 Drive arrangement for cars
08/11/1999EP0699144B1 Process and control system for limiting the braking effect which may be utilised from a hydrodynamic auxiliary brake in a motor vehicle
07/1999
07/29/1999WO1999037936A1 Dynamic fluid speed reducer
07/20/1999US5924337 Drive unit with a hydrodynamic retarder and transmission
06/1999
06/16/1999EP0922831A2 Winding mechanism
05/1999
05/27/1999DE19751776A1 Retarder for utility vehicle transmissions
05/12/1999EP0682754B1 Vehicle drivetrain hydraulic coupling
03/1999
03/30/1999US5888163 Hydraulic coupling for vehicle drivetrain
03/18/1999DE19842478A1 Hydraulic clutch-stop mechanism for gearbox
02/1999
02/23/1999US5873342 Drive unit with internal combustion engine and hydrodynamic retarder
12/1998
12/23/1998EP0886083A2 Limited slip differential
12/23/1998EP0885351A1 Drive unit with a motor and a retarder
12/01/1998US5842547 Controllable brake
11/1998
11/11/1998EP0684916B1 Braking device for a rail vehicle, in particular a locomotive, and a rail vehicle fitted with such a braking device
11/03/1998US5829562 For a motor vehicle
10/1998
10/29/1998DE19716919A1 Method for maximum utilisation of retarder braking effect
10/28/1998EP0873926A2 Apparatus and procedure to maximally utilize the braking of a retarder
10/13/1998US5819697 Drive unit with internal combustion engine and hydrodynamic retarder
10/08/1998DE19810398A1 Retarder system for assembly of two moving parts such as retractable ashtray in driving compartment of motor vehicle
08/1998
08/27/1998DE19707558A1 Blade wheel for hydrodynamic machine, particularly for retarder or coupling
08/27/1998DE19707557A1 Blade wheel for machine through which medium flows, e.g. hydrodynamic machine or blower
08/24/1998CA2238627A1 Hydraulic braking device
08/18/1998US5794588 Drive unit with an engine and a retarder
08/13/1998WO1998035171A1 Hydrodynamic retarder with an axially displaceable rotor
08/13/1998WO1998035170A1 Hydrodynamic retarder with an axially displaceable stator
08/13/1998DE19704407A1 Hydrodynamic retarder braking moment adjustment
08/13/1998DE19704304A1 Hydrodynamic retarder unit for power medium control
07/1998
07/14/1998US5779008 Drive unit with engine and retarder
06/1998
06/30/1998US5771997 Braking system in conjunction with a hydrodynamic retarder, specifically for motor vehicles
06/02/1998US5758619 Drive unit with internal combustion engine and hydrodynamic retarder
05/1998
05/28/1998DE19647064A1 Hydrodynamic brake
05/27/1998CN1182842A Friction free speed-reducing brake for mechanical rotation movement
05/14/1998DE19646598A1 Hydrodynamic brake for vehicles
05/14/1998DE19646597A1 Hydrodynamic brake for motor vehicles
04/1998
04/28/1998US5743232 Drive unit with an engine and a retarder
04/15/1998EP0835992A2 Propulsion unit, especially for a motor vehicle
04/15/1998EP0835991A2 Propulsion unit, especially for a motor vehicle
04/07/1998US5735764 Hydraulic coupling for vehicle drivetrain
03/1998
03/25/1998EP0830528A1 Hydraulic coupling for vehicle drivetrain
02/1998
02/24/1998US5720374 Backfill pressure control valve for a rotating clutch
02/04/1998EP0822350A2 Lubricating structure for wet-type clutch
01/1998
01/08/1998WO1998000649A1 Magnetorheological fluid brake
12/1997
12/17/1997EP0812746A2 Drive assembly with retarder and heat exchanger
12/17/1997EP0812745A2 Retarder
10/1997
10/29/1997EP0803419A1 Drive unit with an engine and a retarder
10/29/1997EP0803418A1 Drive unit with an engine and a retarder
10/29/1997EP0803417A1 Drive unit with an engine and a retarder
10/29/1997EP0803416A1 Drive unit with an engine and a retarder
10/14/1997US5676532 Adjustable one-way rotary liquid pumping device
09/1997
09/12/1997WO1997033077A1 Drive unit with a motor and a retarder
09/10/1997EP0794326A1 Drive unit with an engine and a retarder
08/1997
08/19/1997US5657723 For a motor vehicle
08/14/1997DE19616426C1 Drive unit with hydrodynamic retarder
08/12/1997US5655881 Fluid turbine
07/1997
07/29/1997US5651432 Hydrodynamic brake
07/24/1997DE19616578C1 Drive head for rotary driven rod linkage for borehole pump
07/24/1997DE19616425C1 Propulsion unit with engine and retarder
06/1997
06/25/1997EP0641499B1 Rotational electric vehicle drive motor
06/05/1997DE19641450A1 Drive unit for motor vehicle
06/04/1997EP0776805A2 Drive unit
06/04/1997EP0776804A2 Drive unit
06/03/1997US5634507 Driving device for vertically movable shutters
05/1997
05/28/1997DE19616427A1 Drive system with retarder as cooling and braking aid
05/02/1997EP0770544A1 Propulsion plant for a L.N.G. carrier
03/1997
03/25/1997US5613472 For a motor vehicle
03/20/1997DE19641451A1 Liquid-cooled automotive power unit with gearbox
02/1997
02/20/1997DE19623680A1 Hydrodynamic motor vehicle retarder
01/1997
01/30/1997WO1997003305A1 Braking method
01/21/1997US5595214 Hydraulic coupling for vehicle drivetrain
12/1996
12/19/1996WO1996041090A1 Hydraulic coupling for vehicle drivetrain
12/05/1996DE19520245A1 Hydraulic brake for roller carrying paper or fabric
11/1996
11/19/1996CA2036891C Hydraulic brake
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