Apparatus for controlling a steering force of a handle in automobiles

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4640380
SERIAL NO

06720814

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Abstract

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Apparatus for controlling a steering force of a handle in an automobile having a power steering system in which a driving shaft of an auxiliary fluid pump for obtaining pressure oil for a hydraulic reaction chamber of the power steering system is made common to a driving shaft of a fluid pump for the power steering system to increase a quantity of discharge and oil pressure of the auxiliary pump. Oil pressure with respect to the hydraulic reaction chamber is controlled by the speed and steering angle of the automobile to obtain a proper steering force.

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Patent Owner(s)

Patent OwnerAddress
KOYO SEIKO KABUSHIKI KAISHANot Provided

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Daido, Toshihiko Nara, JP 16 252
Hirakushi, Shuzo Nara, JP 22 209
Matsubara, Hideo Nara, JP 17 146

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