RAILROAD VEHICLE DRIVER'S BRAKE VALVE Russian patent published in 2008 - IPC B60T15/14 B61H13/00 

FIELD: transportation.

SUBSTANCE: driver's brake valve incorporates a pressure relay connected via a check valve and throttling orifice to a surge tank, a supercharge pressure stabilizer and a manual control element, a remote brake control extension panel. A feed line communicates via a channel with the control element, while the pressure pickup communicates with the pressure relay surge space. The electrical and air-operated gates windings are connected to the outputs of control unit connected to the pressure pickup output and the braking control system. The extension incorporates an adjusting electrical and air-operated valve communicating the surge space with atmosphere, while the said valve control winding is connected to the control unit.

EFFECT: expanded performances of the driver's brake valve and automatic operation of the said valve initiated by the safety system.

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