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Compagnie des Freins Westinghouse
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Compagnie des Freins Westinghouse
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Application filed by Compagnie des Freins WestinghousefiledCriticalCompagnie des Freins Westinghouse
Application grantedgrantedCritical
Publication of FR40249EpublicationCriticalpatent/FR40249E/fr
B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
B60T15/02—Application and release valves
B60T15/18—Triple or other relay valves which allow step-wise application or release and which are actuated by brake-pipe pressure variation to connect brake cylinders or equivalent to compressed air or vacuum source or atmosphere
B60T15/184—Railway control or brake valves
B60T15/185—Railway control or brake valves with one slide valve
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FR40249D1931-05-041931-05-04Perfectionnements aux appareils de freins à fluide sous pression
ExpiredFR40249E
(fr)