Patents
Patents for B60T 13 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems (24,547)
09/1981
09/08/1981US4287811 Brake booster
09/02/1981EP0034583A1 Selective anti-spin brake system.
09/01/1981US4286826 Brake booster for the anti-wheel locking of a motor vehicle brake system
09/01/1981US4286501 Servo boosters for vehicle braking systems
08/1981
08/26/1981EP0034507A1 Servo boosters for vehicle braking systems
08/25/1981US4285199 Hydraulic brake booster
08/20/1981WO1981002334A1 Automatic brake control for tilting operator cab
08/20/1981WO1981002274A1 Parking brake system
08/18/1981US4284309 Brake control valve having operator feedback
08/18/1981US4284182 Vehicle steering brake and clutch control
08/18/1981US4283994 Power brake unit
08/18/1981US4283993 Servo booster
08/18/1981US4283992 Servo boosters
08/18/1981US4283911 Booster
08/12/1981EP0033379A1 Relay valve for load-dependent fluid pressure activated double circuit brake systems
08/11/1981US4283092 Vehicular braking system utilizing a hydrodynamic brake and friction brake
08/11/1981US4282799 Negative pressure booster
08/11/1981CA1106945A1 Test system for trailer brake mechanism
08/04/1981US4281585 Hydraulic brake booster and valve member
08/04/1981CA1106475A1 Binary code converters, and electrically controlled braking systems incorporating such converters
07/1981
07/29/1981EP0032567A1 Operator's brake valve for indirect pneumatic braking of railway vehicles
07/28/1981US4280737 Pressure controlled electro-hydraulic brake system
07/28/1981US4280395 Hydraulic brake booster
07/28/1981CA1105968A1 Brake booster
07/28/1981CA1105967A1 Hydraulic brake booster and relief valve therefor
07/28/1981CA1105851A1 Brake for railway vehicle
07/21/1981US4279332 Manual release mechanism for spring-applied parking brake
07/21/1981US4279193 Tandem type power servo booster
07/14/1981US4278298 Braking system utilizing both a dynamic and a mechanical brake
07/14/1981US4278009 Hydraulic brake booster
07/14/1981CA1105067A1 Dynamic/friction brake blending control system
07/08/1981EP0031411A1 Master cylinder for regulating the supply of a pressure medium
07/07/1981US4277734 Electric brake motor
07/07/1981US4276998 Meter-controlled braking system for a fluid-delivering vehicle
07/07/1981US4276970 High speed hydrodynamic brake
07/07/1981CA1104442A1 Master cylinder and actuator assemblies
06/1981
06/23/1981US4274680 Selective anti-spin brake system
06/23/1981US4274326 Hydraulic booster with back pressure control
06/23/1981US4274258 Dust-boot for a vacuum booster
06/16/1981US4273516 Pumps for fluids
06/16/1981US4273387 Hydraulic brake system
06/16/1981US4273208 System for controlling the speed of an automotive vehicle
06/09/1981US4272131 Speed retarder control system
06/09/1981US4271750 Servo boosters for vehicle braking systems
06/09/1981US4271670 Power assist mechanism
06/02/1981US4270806 Combined hydraulic and regenerative braking system
06/02/1981US4270438 Servo boosters for vehicle braking systems
06/02/1981US4270355 Master cylinder and actuator assemblies
06/02/1981US4270353 Servo boosters for vehicle brake systems
05/1981
05/27/1981EP0029388A1 Hydraulic brake booster
05/26/1981US4269533 Spacer
05/26/1981US4269110 Reaction lever mechanism for a vacuum brake booster
05/26/1981CA1101909A1 Spring-loaded brake device for railway vehicles
05/19/1981US4267766 Control valve apparatus for a pneumatically operated servomotor
05/19/1981CA1101469A1 Vehicle steering brake and clutch control
05/12/1981CA1100846A1 Multi-function steering and brake control valve
05/05/1981US4265087 Hydraulic motor seal and valve arrangement
04/1981
04/28/1981US4264111 Hydraulic anti-skid device
04/28/1981US4264110 Train braking apparatus
04/28/1981US4264109 Hydraulic braking system
04/28/1981US4263991 Combined failsafe and service brake
04/28/1981US4263784 Power brake unit for automotive vehicles
04/21/1981US4262969 Brake control with pilot actuation
04/21/1981US4262769 Universal command signal producing means
04/15/1981EP0026972A1 Control valve assembly, in particular for use in a vehicle hydraulic system
04/14/1981US4262278 Diagnostic brake system warning circuit
04/14/1981US4261688 Hydraulic pressure converters
04/14/1981US4261624 Brake system
04/14/1981CA1099314A1 Braking system for a railway car
04/08/1981EP0026504A1 Modulator means in a driver's brake valve equipment for indirectly acting compressed-air brakes of rail vehicles
04/08/1981EP0026306A1 Hydraulic trailer brake, especially for agricultural and forestry trailers
04/07/1981US4260199 Anti-skid and anti-spin braking system
04/07/1981US4260198 Skid control valve and system
04/07/1981US4260197 Spool type brake valves
04/07/1981US4260196 Brake pressure control valve with double split point
04/07/1981US4259893 Fluid pressure operated servomotor
04/07/1981US4259882 Electronic shift control
03/1981
03/31/1981US4258959 Fluid pressure operable tractor and trailer vehicle braking systems
03/31/1981US4258958 Selective control of fluid to brakes
03/31/1981CA1098566A1 Transmission disconnect with parking brake application
03/25/1981EP0025714A1 A vehicle brake actuator and braking system
03/24/1981USRE30550 Automatic trailer sway sensing and brake applying system
03/24/1981US4257312 Tandem diaphragm brake booster
03/19/1981WO1981000697A1 A vehicle brake actuator and braking system
03/17/1981US4256350 Fluid control circuit for brakes and the like
03/17/1981US4256016 Servo booster for vehicle braking systems
03/17/1981US4255931 Hydraulic brake booster for a vehicular brake system
03/11/1981EP0024553A1 Fluid control circuit for brakes and the like
03/10/1981US4254845 Braking system for construction machines
03/10/1981US4254623 Hydraulic control system for brake device
03/10/1981CA1097186A1 Integrated control for brake and steering systems
03/03/1981US4253555 Vehicle steering brake and clutch control
03/03/1981US4253496 Heavy duty power valve
03/03/1981US4253382 Steering valve assembly for steering and brake system
03/03/1981US4253305 Assisted braking device
03/03/1981CA1096911A1 Hydraulic actuation system for a rail vehicle
02/1981
02/24/1981US4252141 Flow control valve
02/19/1981WO1981000387A1 Brake control circuit with parking and retarding valves
02/19/1981WO1981000386A1 Brake control valve having operator feedback
02/19/1981WO1981000385A1 Fluid control circuit for brakes