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:
May. 16, 1989
Filed:
Dec. 22, 1987
Applicant:
Inventors:
Minoru Tatemoto, 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 ; 36442401 ;
Abstract
Output signals from first and second speed sensors are inputted in a control unit to measure a car speed on the basis of the signals. When the measured value is higher than a predetermined value, control unit determines that one of the speed sensors is abnormal, whereby a motor current to be fed to a d.c. motor is interrupted and a voltage applied to a magnetic clutch is removed.
Tatemoto, Minoru. (1989). Motor-driven type power assisted steering control apparatus (U.S. Patent No. 4830137). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4830137
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile