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. 16, 2021
Filed:
Oct. 30, 2019
Applicant:
Nidec Corporation, Kyoto, JP;
Inventors:
Assignee:
NIDEC CORPORATION, Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 11/215 (2016.01); H02K 7/00 (2006.01);
U.S. Cl.
CPC ...
H02K 11/215 (2016.01); H02K 7/003 (2013.01);
Abstract
A rotor includes a shaft extending along a central axis, a sensor magnet positioned on one axial side of the shaft, a magnet holder that includes a circumferential wall which is open on another axial side and accommodates an end portion on the one axial side of the shaft and the sensor magnet therein, and a support wall positioned on the one axial side of the sensor magnet, the magnet holder being fixed to the shaft, and a filling that fills an inside of the circumferential wall. The sensor magnet is sandwiched between the support wall and the filling in an axial direction.