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:
Nov. 27, 2018

Filed:

Jan. 12, 2016
Applicant:

Minebea Co., Ltd., Kitasaku-Gun, Nagano, JP;

Inventors:

Makoto Otsuka, Kakegawa, JP;

Yutaka Kamogi, Fukuroi, JP;

Jun Ohmura, Hamamatsu, JP;

Assignee:

Minebea Co., Ltd., Nagano, JP;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02K 7/00 (2006.01); F16C 3/02 (2006.01); F16D 1/072 (2006.01); F16C 19/54 (2006.01);
U.S. Cl.
CPC ...
H02K 7/003 (2013.01); F16C 3/02 (2013.01); F16C 19/546 (2013.01); F16D 1/072 (2013.01);
Abstract

A motor shaft is configured to be press-fitted into a hole formed in a press-fitted component from a front end side in an axial direction. The motor shaft includes: a shaft body; a first annular projection portion that protrudes outwardly in a radial direction of the shaft body and is brought into contact with an inner circumferential surface of the hole the first annular projection portion being positioned at a first position; and a second annular projection portion that protrudes outwardly in the radial direction of the shaft body and is brought into contact with the inner circumferential surface of the hole, the second annular projection portion being positioned at a second position that is shifted from the first position toward a rear end side in the axial direction of the shaft body.


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