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. 04, 2017
Applicant:
Nidec Corporation, Kyoto, JP;
Inventors:
Satoshi Kajikawa, Kyoto, JP;
Yusuke Makino, Kyoto, JP;
Assignee:
NIDEC CORPORATION, Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 5/22 (2006.01); H02K 3/50 (2006.01); H02K 9/06 (2006.01); H02K 21/22 (2006.01); H02K 7/14 (2006.01); H02K 11/215 (2016.01); H02K 11/33 (2016.01); H02K 5/20 (2006.01); H02K 7/08 (2006.01); H02K 5/173 (2006.01); H02K 5/08 (2006.01);
U.S. Cl.
CPC ...
H02K 5/225 (2013.01); H02K 3/50 (2013.01); H02K 5/1737 (2013.01); H02K 5/20 (2013.01); H02K 7/085 (2013.01); H02K 7/14 (2013.01); H02K 9/06 (2013.01); H02K 11/215 (2016.01); H02K 11/33 (2016.01); H02K 21/22 (2013.01); H02K 5/08 (2013.01); H02K 2211/03 (2013.01);
Abstract
A motor includes a shaft, a bearing supporting the shaft, an armature disposed radially outward of the bearing, a bracket to which the bearing and the armature are fixed, a covered cylindrical rotor connected to the shaft, and a bus bar unit. The armature includes a core back, teeth extending radially outward from the core back, an insulator covering surfaces of the, and a defined by a wire wound from above the insulator around the teeth. The bus bar unit includes bus bars to which the coils are connected, a bus bar holder holding the bus bars, and a bus bar cover covering portion of the bus bars.