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:
Jul. 15, 2025
Filed:
Feb. 24, 2022
Applicant:
Nidec Corporation, Kyoto, JP;
Inventors:
Assignee:
NIDEC CORPORATION, Kyoto, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 1/27 (2022.01); H02K 1/18 (2006.01); H02K 3/28 (2006.01); H02K 5/173 (2006.01);
U.S. Cl.
CPC ...
H02K 1/27 (2013.01); H02K 1/185 (2013.01); H02K 3/28 (2013.01); H02K 5/1732 (2013.01); H02K 2213/03 (2013.01);
Abstract
A motor includes a rotor including a shaft centered on a central axis extending vertically, a bearing that supports the shaft, an air-core coil that is radially outward of the rotor and extends in an axial direction, and a back yoke that includes an axially extending shape with a linear portion having a coil shape, and includes an inner peripheral surface to which the air-core coil is fixed.