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Pneumatic valve for brake control device of vehicle, has trim valve unit with groove in which O-ring seal is fitted and cooperating with another trim valve unit, where seal is deformable between resting and deformed configurations
Pneumatic valve for brake control device of vehicle, has trim valve unit with groove in which O-ring seal is fitted and cooperating with another trim valve unit, where seal is deformable between resting and deformed configurations
The valve has a trim valve unit (VE1) equipped of an annular groove (56). An O-ring seal (52) is fitted in the annular groove. The unit (VE1) cooperates with a trim valve unit (VE2) forming a support seat for the seal. The seal is deformable between a resting configuration and a deformed configuration. The seal has an annular plane shape in resting configuration and has a conical shape in the deformed configuration. An independent claim is also included for a brake control device comprising a pneumatic valve.
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