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 6973991 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 13, 2005

Filed:

May. 27, 2003
Applicants:

Yoshitomo Tokumoto, Mie, JP;

Mahito Shiba, Osaka, JP;

Kenichi Kotaka, Osaka, JP;

Naoki Maeda, Nara, JP;

Inventors:

Yoshitomo Tokumoto, Mie, JP;

Mahito Shiba, Osaka, JP;

Kenichi Kotaka, Osaka, JP;

Naoki Maeda, Nara, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62D005/04 ;
U.S. Cl.
CPC ...
Abstract

A driving control unit () of a controller () determines which of an input shaft () and an output shaft () in a steering shaft () is dynamically superior and when the output shaft () is dynamically superior to the input shaft (), a motor () is driven so that torque resulting in a time integral value smaller than a time integral value of relative torque between the input shaft () and the output shaft () is generated in a backward assist direction.


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Tokumoto, Yoshitomo. (2005). Electric power steering apparatus (U.S. Patent No. 6973991). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6973991

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