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 9828021 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 28, 2017

Filed:

Mar. 23, 2016
Applicant:

Showa Corporation, Gyoda-shi, JP;

Inventors:

Takayuki Ueno, Haga-gun, JP;

Masaru Ishiwata, Haga-gun, JP;

Assignee:

SHOWA CORPORATION, Gyoda-Shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B62D 5/04 (2006.01); B62D 15/02 (2006.01); B62D 3/12 (2006.01);
U.S. Cl.
CPC ...
B62D 5/0421 (2013.01); B62D 3/12 (2013.01); B62D 5/0481 (2013.01); B62D 15/0225 (2013.01);
Abstract

Disclosed is a power steering apparatus including: a rack shaft that includes a rack, and moves front wheels; a steering wheel-side pinion shaft that includes a pinion meshing with steering wheel-side rack teeth of the rack shaft, and is rotated along with the steering of a steering wheel; an assistance unit-side pinion shaft that includes a pinion meshing with an assistance unit-side rack of the rack shaft, and is driven by an electric motor to rotate so as to assist the rotation of the steering wheel-side pinion shaft; and a steering angle sensor that is provided on the assistance unit-side pinion shaft, and detects a rotational angle of the assistance unit-side pinion shaft.


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Ueno, Takayuki. (2017). Power steering apparatus (U.S. Patent No. 9828021). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9828021

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