BRAKE SYSTEM OF MULTIPLE-SECTION RAIL VEHICLE Russian patent published in 1995 - IPC

FIELD: railway transport. SUBSTANCE: brake system has locomotive brake valve main line 1, section supply main line 2 and brake main line 3, communicating through hoses 4,5 and 6, brake cylinders 7 coupled with air distributor 8 through locomotive brake valve 9 and pressure relay 11; it has locking device 15 coupled with brake main line 3 through control space and installed between air distributor 8 and selector valve 10 communicating through its inputs with locomotive brake valve main line 1 and with locking device 15 and by its output, with pressure relay 11. Brake system has electropneumatic valve 17 and selector valve 16 whose output is connected with control space of locking device 15 and inputs, are connected respectively, with brake main line 3 and output of electropneumatic valve 17 whose input communicates with supply main line 2. Electropneumatic valve 17 is connected with electric circuit 18 of traction vehicle through electric contacts 21 of end hoses of locomotive brake valve main line 1. EFFECT: increased reliability of operation in case of emergency braking of train. 1 dwg