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:
Nov. 13, 2012
Filed:
Sep. 18, 2009
Applicants:
Shinichi Tokura, Tochigi, JP;
Kazumasa Hayashi, Tochigi, JP;
Tatsuru Niihara, Tochigi, JP;
Inventors:
Assignee:
Showa Corporation, Saitama, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62D 5/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
In an electric power steering apparatus, a worm gear is structured such that a leading end of a leading end shaft of the worm gear is always pressed and supported by a part in a peripheral direction of a diameter enlarged inner diameter portion of a collar which is urged by an elastically urging body, and is always urged toward a side coming close to a center shaft of a worm wheel.
Tokura, Shinichi. (2012). Electric power steering apparatus (U.S. Patent No. 8307938). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8307938
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