B - Operations – Transporting – 62 – D
Patent
B - Operations, Transporting
62
D
180/55
B62D 5/08 (2006.01)
Patent
CA 1040107
ABSTRACT OF THE DISCLOSURE The present invention provides a power steering apparatus in a vehicle of the type in which a changeover valve, arranged to operate in one or the other direction according to turning of a steering shaft so that an oil supply passage connected to an operational oil pressure source may be connected selectively to a right or left chamber of a power cylinder, is provided on its outside with at least one oil pressure reaction chamber arranged to be reduced in volume by the operation in either one direction of the changeover valve, the oil pressure reaction chamber being connected to the oil supply passage through a control valve, the improvement in which an oil passage connecting the oil pressure reaction chamber and the control valve is provided with a divergent exhaust oil passage connected thereto through a throttle and having at a downstream portion thereof a control member serving to control the flow according to a vehicle speed, the control valve being a differential pressure operated type which is operated to move towards its opening side by a resilient force of a resilient member and towards its closing side by an oil pressure within the oil exhaust passage.
237553
Aoki Takashi
Nishikawa Masao
Toshimitsu Yoshihiko
LandOfFree
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