Patents
Sitemap › F16 - Engineering elements or units; General measures for producing and maintaining effective functioning of machines or installations; Thermal insulation in general › F16D - Couplings for transmitting rotation; Clutches; Brakes › F16D 57 - Liquid-resistance brakes; Air-resistance brakes
Patents for F16D 57 - Liquid-resistance brakes; Air-resistance brakes (1,392)
10/1996
10/22/1996US5566795 Braking system for a rail car
09/1996
09/24/1996US5558187 Brake apparatus for a rotating shaft
09/18/1996EP0732519A1 Fluid turbine
09/10/1996US5553458 Noncontaminating energy disipator and a method for optimizing turboexpanders
08/1996
08/06/1996US5542507 Position dependent variable output torque viscous damper
08/01/1996DE19544190A1 Hydrodynamic retarder or coupling production method
07/1996
07/30/1996US5540408 Drag unit for a tripod head
07/25/1996DE3943708C2 Hydrodynamischer Retarder Hydrodynamic retarder
07/24/1996EP0723089A2 Hydrodynamic retarder
07/24/1996EP0722867A1 Drive unit with an internal combustion engine and a hydrodynamic retarder.
07/16/1996US5536215 Hydraulic coupling for vehicle drivetrain
06/1996
06/20/1996DE4445178A1 Utility vehicle drive with primary retarder
06/19/1996EP0716966A2 Propulsion unit
05/1996
05/29/1996EP0713811A1 Brake installation with a hydrodynamic retarder, particularly for motor vehicles
05/23/1996DE19544188A1 Hydrodynamic retarder or coupling
05/23/1996CA2146279A1 Position dependent variable output toroue viscous damper
05/15/1996EP0711693A1 Drive unit with an internal combustion engine and a hydrodynamic retarder
05/15/1996EP0711692A1 Drive unit with an internal combustion engine and a hydrodynamic retarder
05/15/1996EP0711691A1 Drive unit with an internal combustion engine and a hydrodynamic retarder
05/15/1996EP0711690A2 Drive unit with an internal combustion engine and a hydrodynamic retarder
04/1996
04/25/1996DE19544189A1 Drive unit for motor vehicle
04/17/1996EP0707140A1 Drive unit with an engine and a retarder
03/1996
03/28/1996WO1996009480A1 Method and device for braking a rotating part
03/13/1996EP0682754A4 Vehicle drivetrain hydraulic coupling.
03/06/1996EP0699144A1 Process and control system for limiting the braking effect which may be utilised from a hydrodynamic auxiliary brake in a motor vehicle
02/1996
02/28/1996EP0698536A2 System for transmission overspeed and horsepower limit protection
01/1996
01/09/1996US5482148 System for transmission overspeed and horsepower limit protection
12/1995
12/20/1995CN1113555A Non-friction brake
12/14/1995DE4436237C1 Drive mechanism for vertically movable gates especially roller gates
12/06/1995EP0684916A1 Braking device for a rail vehicle, in particular a locomotive, and a rail vehicle fitted with such a braking device
11/1995
11/22/1995EP0682754A1 Vehicle drivetrain hydraulic coupling
11/14/1995US5465817 Hydraulic brake pump with eccentric cam and reciprocating piston
10/1995
10/31/1995US5462361 Electrorheological fluid damper for a slide mechanism
10/04/1995CN1109423A Vehicle drivertrain hydraulic coupling
09/1995
09/20/1995CN2208123Y 真空制动器 Vacuum Brake
09/14/1995DE19508219A1 Non=polluting dummy load for turbo machinery
09/13/1995EP0671302A1 Drive unit with an engine and a retarder
09/08/1995WO1995023931A1 Hydraulic coupling for vehicle drivetrain
07/1995
07/20/1995DE4440162A1 Vehicle drive unit having combustion engine and hydrodynamic retarder
07/06/1995WO1995018032A1 Braking device for a rail vehicle, in particular a locomotive, and a rail vehicle fitted with such a braking device
07/06/1995DE4440165A1 Drive unit for vehicle IC engine and hydrodynamic retarder
07/06/1995DE4440164A1 Drive unit for vehicle IC engine and hydrodynamic retarder
07/06/1995DE4440163A1 Drive unit with IC engine and hydrodynamic retarder
06/1995
06/08/1995DE4446287A1 Hydrodynamic retarder for vehicle
06/08/1995DE4445024A1 Drive unit for vehicle or stationary installation
06/08/1995DE19501665A1 Hydrodynamic retarder for vehicle
06/01/1995DE4442219A1 Vehicle braking system with hydrodynamic retarder
05/1995
05/03/1995EP0491817B1 Device for reducing the idling losses in hydrodynamic brakes
03/1995
03/23/1995WO1995007733A1 Braking device
03/08/1995EP0641499A1 Rotational electric motor with retarder.
02/1995
02/28/1995US5392884 Slow-acting rotary device
01/1995
01/24/1995CA2043566C Hydraulic retarder and control
01/18/1995EP0634584A1 Hydrodynamic retarder
01/17/1995US5381877 Rotating-piston type rotary damper
12/1994
12/20/1994US5373921 Hydraulic gearwheel brake pump
12/08/1994WO1994027845A1 Process and control system for limiting the braking effect which may be utilised from a hydrodynamic auxiliary brake in a motor vehicle
11/1994
11/03/1994DE4420204A1 Hydrodynamic retarder
10/1994
10/25/1994US5358081 Hydraulic retarder control system
10/18/1994CA2020867C Hydraulic retarder and control
10/06/1994DE4408349A1 Drive unit with an engine and a retarder
08/1994
08/18/1994DE4320392C1 Movement brake
08/02/1994US5333707 Controller for retarder
07/1994
07/13/1994CN2171586Y Hydraulic controlled spirl brake device
07/05/1994US5325944 Apparatus and method for braking a vehicle
06/1994
06/09/1994WO1994012794A1 Brake device for inertia body driving hydraulic circuit
05/1994
05/10/1994US5310388 Vehicle drivetrain hydraulic coupling
02/1994
02/15/1994US5285872 Hydraulic retarder having a fluid filled casing with a rotor operating clutch disposed therein
01/1994
01/18/1994US5279262 Mechanical liquid vaporizing waterbrake
01/06/1994WO1994000323A1 Method and arrangement for accelerating the heating of the vehicle engine in a vehicle equipped with a retarder
12/1993
12/23/1993DE4320695A1 Hydraulic braking equipment control system for large vehicle, e.g. lorry, bus - controls pressure of air fed to pressure converter acting on hydraulic circuit dependent on motor vehicle velocity
12/14/1993CA2023897C Hydraulic retarder and control
12/09/1993WO1993024985A1 Rotational electric motor with retarder
11/1993
11/16/1993US5261513 Hydrodynamic retarder
09/1993
09/30/1993WO1993019310A1 Vehicle drivetrain hydraulic coupling
09/02/1993DE4311356A1 Hydrodynamic vehicle retarder with low residual drag - has profiled scoop-wheel rotor and stator with additional peripheral stator ports to augment fluid venting when disengaged
07/1993
07/20/1993US5228544 Device for reducing the idling losses in hydrodynamic brakes
05/1993
05/18/1993US5211267 Temperature compensated rotary damper
04/1993
04/13/1993US5201392 Change of state coupling
03/1993
03/16/1993US5193654 Hydrodynamic retarder with shiftable stator blade wheel
01/1993
01/12/1993US5178238 Hydrostatic braking power converter
12/1992
12/15/1992US5170867 Pedal parking brake
11/1992
11/17/1992US5163811 Brake mechanism for vehicles
11/10/1992CA2068144A1 Apparatus and method for braking a vehicle
10/1992
10/28/1992EP0510796A2 Damping mechanism for load cell
10/27/1992CA2061843A1 Damping mechanism for load cell
10/07/1992EP0507745A2 A control system for a hydraulic retarder for commercial vehicles and a vehicle with the system
10/01/1992WO1992016767A1 Hydraulic brake system for vehicles
09/1992
09/17/1992DE4108658A1 Hydrodynamic retarder integrated with gear box drive shaft - has rotor and stator arrangement relative to shaft flange
09/15/1992US5147181 Hydrodynamic retarder
08/1992
08/25/1992US5141064 Liquid damping mechanism employing an adjustable shear plate
07/1992
07/30/1992DE4102493A1 Hydrodynamic mechanical transmission for vehicle - uses interaction of pump and turbine to give improved braking
07/01/1992EP0491817A1 Device for reducing the idling losses in hydrodynamic brakes.
04/1992
04/07/1992US5101941 Hydraulic retarder and control
02/1992
02/25/1992US5090523 Hydrodynamic retarder
02/25/1992CA1296240C Hydraulic transmission and energy saver
10/1991
10/16/1991CN2086823U Automatic regulator for brake play
07/1991
07/18/1991DE3943520A1 Device for changing timed flow in torsion vibration dampers
07/16/1991CA1286235C Vehicle retarder system and control
07/04/1991DE4041431A1 Brake with input rotary shaft - has cam arrangement with cam disc, piston in cylinder, and oil inlet and outlet
07/03/1991EP0434710A1 A hydrodynamic brake
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