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Class Information
Number: 303/6.01
Name: Fluid-pressure and analogous brake systems > Multiple fluid-receiving devices > Multiple motors
Description: Subject matter wherein the fluid is distributed to a plurality of fluid pressure operated motors.










Sub-classes under this class:

Class Number Class Name Patents
303/9.62 Apportioning control 147
303/6.1 Brake and door 14
303/7 Sectional train 498
303/9.61 Separate and simultaneous control 107
303/9.76 Spring operated motor 68
303/9 Supplementary in emergency 111


Patents under this class:
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Patent Number Title Of Patent Date Issued
8608254 Motor system for triggering brake and steering control during engine failure Dec. 17, 2013
8511758 Brake system Aug. 20, 2013
7513576 Air treatment system and method for securely releasing a parking brake system Apr. 7, 2009
7455371 Compressed air treatment device that is designed to be installed in an industrial vehicle Nov. 25, 2008
7431406 Compressed air processing system Oct. 7, 2008
7344145 Compressed air treatment device that is designed to be installed in an industrial vehicle Mar. 18, 2008
7246862 Compressed air treatment device that is designed to be installed in an industrial vehicle Jul. 24, 2007
7080891 Safety device for an automotive pneumatic system Jul. 25, 2006
6966614 Architecture for a hydraulic circuit Nov. 22, 2005
6874857 Hydraulic circuit for traveling Apr. 5, 2005
6733090 Hydraulic vehicle braking system May. 11, 2004
6663192 Architecture for the hydraulic braking system of an aircraft Dec. 16, 2003
6651790 Hydraulic balanced braking system Nov. 25, 2003
6540308 Electronic compressed-air processing system Apr. 1, 2003
6530625 Electrically actuated brake with vibration damping Mar. 11, 2003
6193326 Apparatus for braking a set of aircraft wheels Feb. 27, 2001
6173849 Termination of power and communications trainline of electro-pneumatic brakes Jan. 16, 2001
5678900 Unloader for a source of air under pressure on vehicles Oct. 21, 1997
5624163 Pressure medium actuated vehicle braking system Apr. 29, 1997
5567022 Dual circuit attenuators and network for anti-lock brake system Oct. 22, 1996
5544946 Motorcycle braking system and method Aug. 13, 1996
5531512 Brake system for a motor vehicle Jul. 2, 1996
5470134 Method of determining a wear-dependent braking force distribution Nov. 28, 1995
5456523 Multi-wheel brake system Oct. 10, 1995
5419621 Braking system May. 30, 1995
5385395 Slip-controlled brake system, especially for automotive vehicles Jan. 31, 1995
5312168 Method and apparatus for equalizing vehicle brake wear May. 17, 1994
5297856 Two separate high speed and low speed disc brake units for railway vehicles Mar. 29, 1994
5255961 Multi-chamber brake actuator Oct. 26, 1993
5219211 Braking system for motorcycle having apportioning control Jun. 15, 1993
5215170 Dual braking unit for pneumatic braking systems Jun. 1, 1993
5154491 Emergency and parking brake system Oct. 13, 1992
4986613 Hydraulic braking system for an automotive vehicle Jan. 22, 1991
4940290 Hydraulic braking system Jul. 10, 1990
4934760 Friction brake mechanism with automatic sequencing Jun. 19, 1990
4921312 Vehicle anti-lock braking system May. 1, 1990
4874207 Hydraulic braking system for an automotive vehicle Oct. 17, 1989
4856622 Auxiliary actuation mechanism for a brake assembly Aug. 15, 1989
4856852 Brake system with slip control Aug. 15, 1989
4826254 Hydraulic dual-circuit external power brake valve of tandem design May. 2, 1989
4812777 Manually/electrically operated brake system Mar. 14, 1989
4807946 Anti-skid brake control system Feb. 28, 1989
4795002 Electrically operated actuator for rear parking brake cables including driver and driven members rotatably mounted about same pivot pin Jan. 3, 1989
4792192 Automatic brake source select system Dec. 20, 1988
4781276 Hydraulically actuated wheel brake with a built-in pressure control device Nov. 1, 1988
4775196 Anti-skid brake system Oct. 4, 1988
4770470 Brake circuit system for use in vehicles with selectively actuated relay valves and with protection valves Sep. 13, 1988
4768840 Brake control system and method Sep. 6, 1988
4745995 Slip-controlled brake system May. 24, 1988
4720151 Slip-controlled brake system for automotive vehicles Jan. 19, 1988

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