B60T—VEHICLE 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
B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
B60T15/02—Application and release valves
B60T15/18—Triple 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
B60T15/184—Railway control or brake valves
B60T15/185—Railway control or brake valves with one slide valve
B60T15/188—Railway control or brake valves with one slide valve with a slide valve for initiation and annular valves for control of the braking
Systeme de freinage avec controle de stabilite et de trajectoire utilisant un dispositif de stockage d'energie ainsi qu'une pompe externe et procede de stockagre denergie associe.