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.:

US 6845310 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 18, 2005

Filed:

Jan. 24, 2003
Applicants:

Noboru Shimizu, Tokyo, JP;

Tsunefumi Arita, Gifu, JP;

Naoto Shima, Aichi, JP;

Masashi Takai, Gifu, JP;

Inventors:

Noboru Shimizu, Tokyo, JP;

Tsunefumi Arita, Gifu, JP;

Naoto Shima, Aichi, JP;

Masashi Takai, Gifu, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 700 ;
U.S. Cl.
CPC ...
Abstract

A power steering system capable of preventing an unnecessary standby flow produced in high speed travel. A controller C determines a basic current instruction value Id based on a current instruction value I1 in accordance with a steering angle detected by a steering angle sensor, a current instruction value Iin accordance with a steering angular velocity and current instruction values I, Iin accordance with a vehicle speed, and adds a standby current instruction value Is to the basic current instruction value Id, and outputs the resultant value of the addition as a solenoid current instruction value SI, and changes the standby current instruction value Is on the basis of the vehicle speed.


Find Patent Forward Citations

Shimizu, Noboru. (2005). Power steering system (U.S. Patent No. 6845310). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6845310

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