FIELD: machine building.
SUBSTANCE: 3-way discharge valve is used on railroad transport, and is intended to discharge the compressed air from the brake cylinders with further their filling. The 3-way discharge valve contains a body, base, casing, main valves, pilot valves, main line connecting input cavity and a cavity of medium supply to an actuator, discharge mail line connecting the cavity of medium supply to the actuator and cavity of medium discharge to atmosphere, control main line. Between the input cavity and cavity of medium supply to the actuator a check valve is installed.
EFFECT: use of this 3-way discharge valve improves service life and safety of the railroad transport.
3 cl, 5 dwg
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