Power steering system for vehicles

A power steering system is provided which comprises a bypass conduit connecting between first and second communication conduits and having bypass conduit ports. A pair of valves disposed in the bypass conduit for selectively opening and closing the bypass conduit ports in response to the pressure fl...

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Bibliographic Details
Main Authors Sakaki, Toshimitsu, Nakazawa, Chiharu, Sasaki, Mitsuo, Yokota, Tadaharu, Kurata, Masakazu
Format Patent
LanguageEnglish
Published 23.05.2002
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Summary:A power steering system is provided which comprises a bypass conduit connecting between first and second communication conduits and having bypass conduit ports. A pair of valves disposed in the bypass conduit for selectively opening and closing the bypass conduit ports in response to the pressure fluid from the pressure source. The valves are adapted to provide communication between the first and second communication conduits when the hydraulic pressure source is inoperative.