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:
Sep. 08, 2009
Filed:
Jun. 06, 2005
Applicants:
Ayumu Miyajima, Hitachinaka, JP;
Makoto Yamakado, Tsuchiura, JP;
Tooru Takahashi, Hiratsuka, JP;
Yoshitaka Sugiyama, Atsugi, JP;
Naoshi Yamaguchi, Sagamihara, JP;
Inventors:
Ayumu Miyajima, Hitachinaka, JP;
Makoto Yamakado, Tsuchiura, JP;
Tooru Takahashi, Hiratsuka, JP;
Yoshitaka Sugiyama, Atsugi, JP;
Naoshi Yamaguchi, Sagamihara, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62D 5/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is provided a power steering system including an electric motor for generating a steering force in response to an command value, and a controller for generating the command value to the electric motor. Here, the controller generates the command value in correspondence with steering state of wheels, thereby controlling torque or rotation number of the electric motor.