DRIVER'S BRAKE VALVE FOR AN AIR PRESSURE BRAKE OF A RAILWAY VEHICLE

摘要

1. A driver's brake valve for an air pressure brake of a railway vehicle, having a driver's brake lever (2) which is swivel - mounted and is connected mechanically to a control shaft (6) mounted in the driver's brake valve (1), characterised by a changeover device (5) for changing the direction in which the driver's brake lever (2) is swung, containing a reversing gear arrangement (10) permanently connected at one end to the driver's brake lever (2) and at the other end to the control shaft (6) and a blocking unit (11) which blocks the reversing gear arrangement (10) in the one direction of travel position (forwards or reverse travel) and keeps it free running in the other direction of travel position.