Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive Brake systems incorporating such transmitting means

BPERFORMING OPERATIONS TRANSPORTING B60Vehicles B60TVEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES

B60T13/00Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive Brake systems incorporating such transmitting means

B60T13/02with mechanical assistance or drive B60T13/04by spring or weight B60T13/06by inertia B60T13/065of the propulsion system B60T13/08Over-run brakes B60T13/10with fluid assistance, drive, or release B60T13/12the fluid being liquid B60T13/14using accumulators or reservoirs fed by pumps B60T13/141Systems with distributor valve B60T13/142Systems with master cylinder B60T13/143Master cylinder mechanically coupled with booster B60T13/144Pilot valve provided inside booster piston B60T13/145Master cylinder integrated or hydraulically coupled with booster B60T13/146Part of the system directly actuated by booster pressure B60T13/147In combination with distributor valve B60T13/148Arrangements for pressure supply B60T13/16using pumps directly B60T13/161Systems with master cylinder B60T13/162Master cylinder mechanically coupled with booster B60T13/163Pilot valve provided inside booster piston B60T13/165Master cylinder integrated or hydraulically coupled with booster B60T13/166Part of the system directly actuated by booster pressure B60T13/167In combination with distributor valve B60T13/168Arrangements for pressure supply B60T13/18with control of pump output delivery B60T13/20with control of pump driving means B60T13/22Brakes applied by springs or weights and released hydraulically B60T13/24the fluid being gaseous B60T13/241Differential pressure systems B60T13/242The control valve is provided as one unit with the servomotor cylinder B60T13/243Mechanical command of the control valve, mechanical transmission to the brakes B60T13/244Mechanical command of the control valve, hydraulic transmission to the brakes B60T13/245Hydraulic command of the control valve, hydraulic transmission to the brake B60T13/246The control valve is provided apart from the servomotor cylinder B60T13/247Mechanical command of the control valve, mechanical transmission to the brakes B60T13/248Mechanical command of the control valve, hydraulic transmission to the brakes B60T13/249Hydraulic command of the control valve, hydraulic transmission to the brakes B60T13/26Compressed-air systems B60T13/261systems with both indirect application and application by springs or weights and released by compressed air B60T13/263specially adapted for coupling with dependent systems B60T13/265dependent systems B60T13/266Systems with both direct and indirect application B60T13/268using accumulators or reservoirs B60T13/36direct B60T13/365for railway vehicles B60T13/38Brakes applied by springs or weights and released by compressed air B60T13/385Control arrangements therefor B60T13/40indirect B60T13/403specially adapted for coupling with dependent systems B60T13/406specially adapted for transfer of two or more command signals B60T13/44with two-chamber booster units B60T13/45with multiple booster units B60T13/46Vacuum systems B60T13/465for railway vehicles B60T13/48direct B60T13/50Brakes applied by springs or weights and released by vacuum B60T13/52indirect B60T13/56with two-chamber booster units B60T13/563with multiple booster units B60T13/565characterised by being associated with master cylinders B60T13/567characterised by constructional features of the casing or by its strengthening or mounting arrangements B60T13/5675Supportstruts B60T13/569characterised by piston details B60T13/57characterised by constructional features of control valves B60T13/573characterised by reaction devices B60T13/575using resilient discs or pads B60T13/577using levers B60T13/58Combined or convertible systems B60T13/581both hydraulic and pneumatic B60T13/583using converters B60T13/585comprising friction brakes and retarders B60T13/586the retarders being of the electric type B60T13/588both fluid and mechanical assistance or drive B60T13/62both straight and automatic B60T13/64both single and multiple B60T13/66Electrical control in fluid-pressure brake systems B60T13/662characterised by specified functions of the control system components B60T13/665the systems being specially adapted for transferring two or more command signals B60T13/667and combined with electro-magnetic brakes B60T13/68by electrically-controlled valves B60T13/683in pneumatic systems or parts thereof B60T13/686in hydraulic systems or parts thereof B60T13/70by fluid-controlled switches B60T13/72in vacuum systems or vacuum booster units B60T13/74with electrical assistance or drive B60T13/741acting on an ultimate actuator B60T13/743with a spring accumulator B60T13/745acting on a hydraulic system B60T13/746and mechanical transmission of the braking action B60T13/748acting on electro-magnetic brakes