RAILWAY PRESSURE CONTROL VALVE Russian patent published in 2016 - IPC B60T17/04 F16K31/00 

FIELD: transport.

SUBSTANCE: set of invention relates to the brake, particularly, to working unit of the railway brake pressure control valve. In compliance with the first version, said working unit of the railway brake pressure control valve comprises the body, channel for charging valve and channel for accelerated unbraking valve. In compliance with the second version, said working unit of the railway brake pressure control valve comprises the body, channel for charging valve and channel for accelerated unbraking valve. Said body incorporates the system of air passages to house the pneumatic plate with electronic control. Said charging valve comprises the bush including the body, pusher rod, diaphragm, check valve and pusher and has the open and closed positions. The pusher rod displaces the diaphragm. The accelerated unbraking valve comprises the bush, diaphragm and check valve. Note here that the piston can displace in the accelerated unbraking valve central channel to actuate the diaphragm and check valve.

EFFECT: higher braking properties and reliability.

19 cl, 66 dwg