| Patents for F16D 57 - Liquid-resistance brakes; Air-resistance brakes (1,392) |
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| 05/02/2003 | EP1305535A1 Hydrodynamic brake |
| 04/24/2003 | WO2003033319A2 Hydrodynamic braking system provided with a retarder |
| 04/24/2003 | US20030075404 Rotational speed controller |
| 04/03/2003 | US20030064853 Belleville spring-loaded taper roller bearing support system for a hydrodynamic retarder |
| 03/19/2003 | EP1292424A1 Fitting of blades in hydrodynamic machines |
| 02/04/2003 | US6513631 Hydraulic brake system |
| 01/30/2003 | WO2003008832A1 Method for emptying a hydrodynamic retarder in an accelerated manner and hydrodynamic retarder |
| 01/22/2003 | EP1276997A2 Hydrodynamic machine for transmitting torques |
| 01/09/2003 | WO2003002884A1 Retarder for exerting a braking action upon a rotating shaft |
| 01/02/2003 | US20030000782 Retarder for exerting a braking action upon a rotating shaft |
| 12/25/2002 | CN2527779Y Ring-type piston brake |
| 12/19/2002 | US20020190528 Resistance force generator for use in a gaming machine |
| 12/12/2002 | US20020185911 Wind-powered brake system |
| 12/05/2002 | US20020179258 Winding mechanism |
| 11/28/2002 | DE10220198A1 Hydrostatic fluid screw brake, to affect the rotary speed of wheels or their axles through a differential, has a low force fluid movement in a circuit, easily interrupted by a pressure control valve to affect wheel/axle speeds |
| 10/02/2002 | EP1159552B1 Starting unit |
| 09/17/2002 | US6450305 Hydrodynamic retarder with thermally compensated balancing ring |
| 09/03/2002 | US6443210 Winding mechanism |
| 07/25/2002 | US20020096406 Hydraulic brake system |
| 07/24/2002 | EP1224408A1 Retarder system |
| 07/24/2002 | EP1224407A1 Retarder system |
| 06/26/2002 | CN2497105Y Heat-seal wear-resistant piston for pneumatic-hydraulic brake power-increasing pump |
| 05/14/2002 | CA2171899C Downhole pump drive head assembly |
| 05/02/2002 | DE10122077A1 Rotationsdämpfer Rotary damper |
| 04/25/2002 | WO2002032581A1 Method and arrangement to rapidly lower the rotary speed of a centrifugal separator |
| 04/18/2002 | US20020043127 Rotary damper |
| 04/17/2002 | CN1344522A Speed-reducing closing means for sliding part of furniture |
| 04/11/2002 | WO2001084007A3 Hydrodynamic machine for transmitting torques |
| 03/26/2002 | US6360854 Hydraulic brake system |
| 03/21/2002 | US20020033658 Decelerated closing device for sliding portions of pieces of furniture |
| 03/20/2002 | EP1188397A1 Decelerated closing device for sliding portions of pieces of furniture |
| 02/20/2002 | CN1336842A Resistance force generator |
| 01/17/2002 | WO2002004835A1 Hydrodynamic brake |
| 01/17/2002 | WO2002004834A1 Hydrodynamic brake |
| 01/17/2002 | WO2002004833A1 Hydrodynamic brake |
| 01/03/2002 | WO2002000482A1 Trailer brake |
| 12/27/2001 | WO2001098021A1 Fitting of blades in hydrodynamic machines |
| 12/20/2001 | DE10030029A1 Method to manufacture components for hydrodynamic machine; involves positively connecting blades to base body by continuously rotating pressing roller and continuous pressure on base body |
| 12/06/2001 | US20010047654 Energy management system |
| 12/06/2001 | DE10027376A1 Fahrzeuggetriebe mit einem hydrodynamischen Retarder Vehicle transmission with a hydrodynamic retarder |
| 12/05/2001 | EP1159552A1 Starting unit |
| 12/05/2001 | EP1159548A1 Hydrodynamic retarder with axially sliding rotor and restoring mechanism |
| 12/05/2001 | EP1159546A1 Starting unit |
| 12/05/2001 | EP1159531A1 Controllable pneumatic apparatus including a rotary-acting brake with field responsive medium and control method therefor |
| 12/05/2001 | EP1159172A1 Starting unit |
| 12/05/2001 | CN1325482A Hydrodynamic brake |
| 11/15/2001 | DE10020944A1 Hydrodynamische Maschine zum Übertragen von Drehmomenten Hydrodynamic machine for transmitting torques |
| 11/08/2001 | WO2001084007A2 Hydrodynamic machine for transmitting torques |
| 11/07/2001 | EP1150871A1 Energy management system |
| 10/25/2001 | US20010032770 Transmission for a vehicle with a hydro-dynamical retarder |
| 10/17/2001 | EP1144061A1 Resistance force generator |
| 10/10/2001 | EP1141571A1 Hydrodynamic retarder with means for generating pressure pulses |
| 09/05/2001 | EP1129305A1 Hydrodynamic brake |
| 08/14/2001 | US6273223 Disc brake |
| 08/09/2001 | WO2001056847A1 Hydraulic brake system |
| 08/08/2001 | EP1121282A1 Method for retarder control and control apparatus for the same |
| 07/12/2001 | DE19716919C2 Verfahren und Vorrichtung zur maximalen Ausnutzung der Bremswirkung eines Retarders Method and apparatus for maximum utilization of the braking effect of a retarder |
| 05/22/2001 | US6234285 Retarder |
| 05/22/2001 | US6234060 Controllable pneumatic apparatus including a rotary-acting brake with field responsive medium and control method therefor |
| 05/17/2001 | DE19951735A1 Retardersystem Retardation |
| 05/17/2001 | DE19951731A1 Retardersystem Retardation |
| 05/15/2001 | US6231467 Hydrodynamic mechanical compound transmission |
| 05/10/2001 | DE19942553A1 Hydrodynamischer Retarder Hydrodynamic retarder |
| 05/03/2001 | WO2001031221A1 Retarder system |
| 05/03/2001 | WO2001031220A1 Retarder system |
| 05/01/2001 | US6223718 Drive unit with an engine and a retarder |
| 03/15/2001 | WO2001018421A1 Hydrodynamic retarder |
| 03/14/2001 | CN1287590A Drive head for a rotary-driven rod assembly, especially for driving a sand pump |
| 01/23/2001 | US6176800 Hydraulic coupling for vehicle drivetrain |
| 01/10/2001 | CN1279362A Brake |
| 12/21/2000 | DE19927397A1 Gear-shift arrangement comprises self-energizing friction coupling with two synchromesh cones, hydrodynamic retarder and wheels |
| 12/14/2000 | DE19925830A1 Gearbox with retarder for fitting to motor vehicles has a hydrodynamic converter with a turbine wheel, a pump wheel and a guide wheel in the gearbox casing. |
| 12/05/2000 | US6155328 Winding mechanism |
| 10/25/2000 | EP1046831A2 Improved disc brake |
| 10/11/2000 | EP1042586A1 Drive head for a rotary-driven rod assembly, especially for driving a sand pump |
| 09/21/2000 | WO2000055527A1 Starting unit |
| 09/21/2000 | WO2000055519A1 Starting unit |
| 09/21/2000 | WO2000055020A1 Starting unit |
| 09/14/2000 | WO2000053936A1 Controllable pneumatic apparatus including a rotary-acting brake with field responsive medium and control method therefor |
| 09/08/2000 | WO2000052352A1 Hydrodynamic retarder with axially sliding rotor and restoring mechanism |
| 09/07/2000 | DE19909293A1 Hydrodynamic coupling device, especially for connecting a pump to a turbine, is designed so that as well as transferring torque between two groups of components it can act as a brake on one group of components |
| 07/27/2000 | WO2000043090A1 Resistance force generator |
| 07/27/2000 | DE19835119C1 Hydrodynamic machine for motor vehicle has feed channel for work medium and housing containing at least two blade wheels movable at least axially relatively to each other into first and second positions |
| 07/27/2000 | CA2373318A1 Resistance force generator |
| 07/13/2000 | WO2000040872A1 Hydrodynamic retarder with means for generating pressure pulses |
| 07/13/2000 | DE19860707A1 Hydrodynamic retarder has arrangement for optimal setting of fill level to minimize power loss in non-braking mode with opening at geodetically raised point |
| 07/13/2000 | DE19860705A1 Hydrodynamic retarder has integrated arrangement for cooling retarder working chamber arranged directly on or near retarder, such as in retarder, stator or rotor housing |
| 07/06/2000 | DE19860706A1 Hydrodynamic retarder has a controlled fluid level at lower speeds by removing fluid via impulses applied to the fluid |
| 06/07/2000 | EP0885351B1 Drive unit with a motor and a retarder |
| 05/30/2000 | US6068351 Hydraulic braking axle |
| 05/25/2000 | WO2000029759A1 Hydrodynamic brake |
| 05/24/2000 | EP1002967A2 Brake system with a hydrodynamic retarder, in particular for an automobile |
| 05/18/2000 | DE19851951A1 Hydrodynamische Bremse Hydrodynamic brake |
| 05/11/2000 | DE19849756A1 Antriebskopf für ein drehantreibbares Gestänge, insbes. zum Antreiben einer Bohrlochpumpe Drive head for a rotatably driven linkage, esp. For driving a downhole pump |
| 05/04/2000 | WO2000025000A1 Drive head for a rotary-driven rod assembly, especially for driving a sand pump |
| 05/04/2000 | WO2000024621A1 Method for retarder control and control apparatus for the same |
| 05/04/2000 | DE19850383A1 Hydrodynamic retarder for motor vehicle has stator fixing arrangement that acts upon retarder braking torque measurement device mounted on retarder housing, connected to controller |
| 05/04/2000 | CA2316792A1 Drive head for a rotary-driven rod assembly, especially for driving a sand pump |
| 04/20/2000 | DE19848546C1 Vehicle hydrodynamic retarder control method provides over-pressure during initial timed interval before reduction to network pressure over second timed interval |
| 03/29/2000 | EP0988198A1 Hydraulic retarder |