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:
Sep. 03, 2019
Filed:
Aug. 08, 2018
Applicant:
Mitsuba Corporation, Gunma, JP;
Inventors:
Assignee:
Mitsuba Corporation, Gunma, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/22 (2006.01); H02K 23/18 (2006.01); H02K 23/32 (2006.01); H02K 23/40 (2006.01); H02K 1/26 (2006.01); H02K 13/04 (2006.01); H02K 7/116 (2006.01);
U.S. Cl.
CPC ...
H02K 1/223 (2013.01); H02K 1/265 (2013.01); H02K 13/04 (2013.01); H02K 23/18 (2013.01); H02K 23/32 (2013.01); H02K 23/40 (2013.01); H02K 7/1166 (2013.01);
Abstract
An electric motor includes a yoke having six magnetic poles; a rotary shaft which is provided inside the yoke in a freely rotatable manner; an armature core () which has teeth () attached to the rotary shaft, radially extending in a radial direction and set in an arrangement of an even number, and an even number of slots () formed between the teeth; an armature coil () which is wound around the teeth in a single wave winding; and a commutator () which is provided in the rotary shaft to be adjacent to the armature core () and has a plurality of circumferentially disposed segments () to which the armature coil () is connected.