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:
Jun. 19, 2007
Filed:
Oct. 30, 2003
Shirou Nakano, Osaka, JP;
Sachio Yoshida, Osaka, JP;
Ryouhei Hayama, Mie, JP;
Koyo Seiko Co., Ltd., Osaka, JP;
Abstract
An object of the present invention is to provide a vehicle steering apparatus that detects the tire load, and based on the detected tire load, performs steering control which accurately reflects the road conditions. A vehicle steering apparatus of the present invention includes a control unit, which controls a steering actuator in accordance with the operation of a steering wheel. An operation reaction force generated by a reaction force actuatoris applied to the steering wheel. Within the tire W, stress sensors SL and SR and an air pressure sensor SP are provided. The control unitcontrols the steering actuatorand the reaction force actuatorwith referring to the tire load detected by these sensors.