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:
Dec. 12, 1989
Filed:
Dec. 22, 1987
Applicant:
Inventors:
Hajime Kozuka, Okazaki, JP;
Naoki Saito, Maebashi, JP;
Mitsuharu Morishita, Himeji, JP;
Shinichi Kohge, Himeji, JP;
Assignees:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Nippon Seiko Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B62D / ;
U.S. Cl.
CPC ...
180 791 ;
Abstract
A motor-driven type power assisted steering control apparatus has a torque sensor which is provided with first and second displacement-electric signal converting units and a control unit which is adapted to break a motor current and to interrupt application of a voltage to an electromagnetic clutch as soon as abnormality in the torque sensor is detected on the basis of the electric signals of the first and second displacement-electric signal converting units.