The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 29, 1983
Filed:
Jul. 20, 1981
Applicant:
Inventors:
Michio Abe, Kasugai, JP;
Naoyuki Maeda, Inuyama, JP;
Assignee:
Tokai TRW & Co., Ltd., Aichi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62D / ;
U.S. Cl.
CPC ...
180142 ; 180143 ; 60468 ; 91438 ;
Abstract
An electrically driven oil pressured power steering apparatus is disclosed herein. The apparatus comprises an oil pump driven by an electric motor for supplying a working oil to a power cylinder, a control valve for controlling the supply of the working oil and a manipulating apparatus and an electronically operated on-off means which, in common, control a power supply to the electric motor. In the apparatus, a state of power steering is shifted to a state of manual steering in accordance with a stop of the electric motor effected by the electronically operated on-off means.