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:
Oct. 11, 1994
Filed:
Sep. 09, 1992
Applicant:
Inventors:
Toshihiko Daido, Uda, JP;
Hirofumi Matsuoka, Souraku, JP;
Mitsuhiko Nishimoto, Yoshino, JP;
Osamu Sano, Kashihara, JP;
Assignee:
Koyo Seiko Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62D / ;
U.S. Cl.
CPC ...
36442405 ; 180 791 ; 180142 ;
Abstract
In an electric power steering apparatus, a signal processing circuit for a torque sensor for detecting a steering torque and a control circuit for controlling the driving of a steering assisting electric motor on the basis of the result of the signal processing by the signal processing circuit are formed on the same common circuit board. The common circuit board is mounted inside a housing accommodating the torque sensor, a housing accommodating a steering shaft, or a housing accommodating a steering gear.