FIELD: transportation.
SUBSTANCE: oil tank ventilation device for a brake assembly with a hydraulic drive of a tram car comprises a vent plug, an O-ring, a gas conduit, and a gas tube. The gas conduit is a through-opening-type structure located at the upper end inside the integrated valve unit. The protective electric element casing, the built-in valve unit, and the oil tank communicate through a gas tube stretched into the air oil tank chamber, and through a vent plug provided in the protective electric element casing.
EFFECT: increasing the train driving safety and preventing snow and rain from getting onto the vent plug body.
11 cl, 8 dwg
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