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:
Mar. 15, 2022
Filed:
Aug. 27, 2018
Applicant:
Minebea Mitsumi Inc., Nagano, JP;
Inventor:
Jun Ohmura, Shizuoka, JP;
Assignee:
MINEBEA MITSUMI, INC., Nagano, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 7/04 (2006.01); H02K 7/08 (2006.01); H02K 15/16 (2006.01);
U.S. Cl.
CPC ...
H02K 7/04 (2013.01); H02K 7/083 (2013.01); H02K 15/165 (2013.01);
Abstract
A rotor according to an embodiment includes a cylindrical magnet and a balance adjusting portion. The balance adjusting portion is provided to at least one end portion of the magnet in a rotation axis direction, and is used for adjusting rotational balance of the rotor. The balance adjusting portion has a first member that is in contact with an end portion of the magnet and a second member press-fitted onto the rotary shaft with the first member interposed therebetween.