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.

Date of Patent:
Sep. 10, 2024

Filed:

Feb. 03, 2021
Applicant:

Hitachi Astemo, Ltd., Hitachinaka, JP;

Inventors:

Qixiang Wang, Hitachinaka, JP;

Susumu Kimoto, Hitachinaka, JP;

Osamu Yoshida, Hitachinaka, JP;

Assignee:

HITACHI ASTEMO, LTD., Hitachinaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B62D 5/04 (2006.01); F16H 55/24 (2006.01);
U.S. Cl.
CPC ...
B62D 5/0454 (2013.01); B62D 5/0406 (2013.01); B62D 5/0412 (2013.01); F16H 55/24 (2013.01);
Abstract

A steering device includes: a worm wheel linked to a steering shaft; a worm shaft engaging with the worm wheel; an electric motor supplying rotational force to the worm shaft and including a motor shaft connected to a first end of the worm shaft; a gear housing containing the worm wheel and the worm shaft; a bearing supporting a second end of the worm shaft; a center adjuster that is contained in the gear housing and includes a holder and a collar, wherein the collar is disposed in the holder and retains the bearing so as to allow the bearing to move with respect to the holder in a gear engagement direction; and a biasing member disposed in the center adjuster and structured to bias the bearing in a direction inclined with respect to the gear engagement direction.


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