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. 11, 2018
Filed:
Feb. 22, 2016
Asmo Co., Ltd., Kosai, Shizuoka-pref., JP;
Akihiko Seki, Toyokawa, JP;
Yasuhiro Kanematsu, Toyohashi, JP;
Noriyasu Nishio, Kosai, JP;
Norifumi Suzuki, Hamamatsu, JP;
Tsuyoshi Suzuki, Toyohashi, JP;
Kazuo Kato, Toyokawa, JP;
Toshiyuki Natsume, Toyohashi, JP;
Kenichi Sugibayashi, Kosai, JP;
ASMO CO., LTD., Kosai, JP;
Abstract
A commutator includes an insulating section that is formed in a tube shape including a shaft insertion hole through which a shaft is inserted, and that is formed with an indented portion in an end portion at one side in an axial direction of the shaft. The commutator also includes plural segments that are supported by an outer peripheral portion of the insulating section, that are arrayed around a circumferential direction of the insulating section with spacings therebetween, and that are each provided with an anchor portion at an end portion at the one side in the axial direction of the shaft. The commutator also includes a first, second, third short-circuit wires, each connecting the anchor portion of respective one segment to the anchor portion of respective another segment, and at least a portion being disposed inside the indented portion formed at the insulating section.