Fluid-pressure and analogous brake systems – Speed-controlled – Having a valve system responsive to a wheel lock signal
Patent
1996-05-06
1997-02-25
Butler, Douglas C.
Fluid-pressure and analogous brake systems
Speed-controlled
Having a valve system responsive to a wheel lock signal
60584, 3031191, 188352, B60T 1704
Patent
active
056053843
ABSTRACT:
A braking system is provided with the addition of a normally closed access valve that is held in the open position during assembly of the braking system providing a path for the evacuation and fluid filling process of the braking system. Through the additional access valve, all areas, including otherwise inaccessible areas of the hydraulic circuit of the braking system are filled from one access point such as at the master cylinder assembly. After completion of the evacuation and fill process, the valve is closed and remains closed during all braking operation of the system.
REFERENCES:
patent: 5538335 (1996-07-01), Saito et al.
Johnston Gary L.
Kruckemeyer William C.
Oliver Michael L.
Zehnder, II James W.
Butler Douglas C.
General Motors Corporation
Sedlar Jeffrey A.
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