EP 0801613 A1 19971022 - FLUID-OPERATED BRAKE ACTUATOR WITH CHECK VALVE
Title (en)
FLUID-OPERATED BRAKE ACTUATOR WITH CHECK VALVE
Title (de)
DRUCKMITTEL BETRIEBENE BREMSVORRICHTUNG MIT ABSPERRVENTIL
Title (fr)
CYLINDRE RECEPTEUR A COMMANDE HYDRAULIQUE AVEC SOUPAPE DE RETENUE
Publication
Application
Priority
US 9500342 W 19950110
Abstract (en)
[origin: WO9621589A1] A fluid-operated brake actuator (10) having a check valve (90) in the spring chamber (62) to equalize the pressure on opposite sides of an operating movable diaphragm (52). The check valve being double redundant and tamper resistant and comprising a tubular body (92) having a first one-way valve (94) disposed and one end of the tubular body and a second one-way valve (96) disposed at an opposite end of the tubular body. A support plate (98) is mounted to the tubular body to support the second valve and prevents the easy removal of the check valve from the brake actuator.
IPC 1-7
IPC 8 full level
B60T 17/08 (2006.01); F16K 15/14 (2006.01)
CPC (source: EP)
B60T 17/085 (2013.01); F16K 15/147 (2013.01)
Citation (search report)
See references of WO 9621589A1
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
WO 9621589 A1 19960718; AU 1677895 A 19960731; DE 801613 T1 19980430; EP 0801613 A1 19971022
DOCDB simple family (application)
US 9500342 W 19950110; AU 1677895 A 19950110; DE 95908470 T 19950110; EP 95908470 A 19950110