Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00

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

B60T15/00Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00

B60T15/02Application and release valves B60T15/021Railway control or brake valves B60T15/022with one slide valve B60T15/024with quick braking action and evacuation of air to a reservoir, to the atmosphere or to the brake cylinder B60T15/025Electrically controlled valves B60T15/027in pneumatic systems B60T15/028in hydraulic systems B60T15/04Driver's valves B60T15/041controlling auxiliary pressure brakes B60T15/043controlling service pressure brakes B60T15/045in multiple circuit systems B60T15/046with valves mounted in tandem B60T15/048Controlling pressure brakes of railway vehicles B60T15/10for vacuum brakes B60T15/12combined with relay valves or the like B60T15/14influencing electric control means B60T15/16Arrangements enabling systems to be controlled from two or more positions B60T15/18Triple or other relay valves which allow step-wise application or release and which are actuated by brake-pipe pressure variation to connect brake cylinders or equivalent to compressed air or vacuum source or atmosphere B60T15/181Trailer control valves B60T15/182Trailer brake valves B60T15/184Railway control or brake valves B60T15/185with one slide valve B60T15/187with a slide valve for initiation and a second slide valve for control of the braking B60T15/188with a slide valve for initiation and annular valves for control of the braking B60T15/20controlled by two fluid pressures B60T15/203Trailer control valves B60T15/206Trailer brake valves B60T15/22with one or more auxiliary valves, for braking, releasing, filling reservoirs B60T15/223Trailer control valves B60T15/226Trailer brake valves B60T15/24controlled by three fluid pressures B60T15/243Trailer control valves B60T15/246Trailer brake valves B60T15/26without a quick braking action B60T15/28and having auxiliary valves B60T15/30with a quick braking action B60T15/302Railway control or brake valves with evacuation of air to a reservoir, to the atmosphere or to the brake cylinder B60T15/304with one slide valve B60T15/306with a slide valve for initiation and a second slide valve for control of the braking B60T15/308with a slide valve for initiation and annular valves for control of the braking B60T15/32and having auxiliary valves B60T15/34controlled alternatively by two or three fluid pressures B60T15/36Other control devices or valves characterised by definite functions B60T15/38for quick take-up and heavy braking B60T15/40with separate take-up and applying cylinders B60T15/42with a quick braking action B60T15/44and operating independently of the main control device B60T15/46for retarding braking action to prevent rear vehicles of a vehicle train overtaking the forward ones B60T15/48for filling reservoirs B60T15/50with means for limiting or relieving pressure in reservoirs B60T15/52for quick release of brakes B60T15/54for controlling exhaust from triple valve or from brake cylinder B60T15/56for filling reservoirs by means of a secondary supply pipe B60T15/58for supplying control impulses through a secondary air pipe B60T15/60for releasing or applying brakes when vehicles of a vehicle train are uncoupled