FIELD: railroad transport. SUBSTANCE: brake cylinders are connected with air distributor 8 through cock 9 of ancillary brake, switching valve 10 and relay-pressure follower 11. Blocking unit 14 is mounted between brake duct 3 and air distributor 8. Unit 14 has case 19 and piston 20 disposed inside case 19, which separates the spaces, one of which is communicated with atmosphere by means of hole b, and the other space is connected with brake duct 3. Piston 20 has shank 22 provided with d through channel. Valve 23 is mounted with its guiding part inside space f connected with relay-pressure follower 11 through switching valve 10 and separates space f from space e, which is connected with air distributor 8. EFFECT: improved reliability of operation; improved efficiency. 1 dwg
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Authors
Dates
1994-11-15—Published
1991-01-08—Filed