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. 02, 2019
Filed:
Mar. 17, 2017
Nidec Corporation, Kyoto, JP;
Hideki Aoi, Kyoto, JP;
Megumi Michishita, Kyoto, JP;
Atsushi Michishita, Kyoto, JP;
Sakae Nogami, Kyoto, JP;
Takaya Okuno, Kyoto, JP;
Shinsuke Hamano, Kyoto, JP;
Hiroshi Miyamoto, Kyoto, JP;
NIDEC CORPORATION, Kyoto, JP;
Abstract
This stator unit includes a cylindrical bearing housing arranged to extend along a central axis extending in a vertical direction; a base member arranged to fix the bearing housing; a stator fixed to an outer circumferential surface of the bearing housing; and a mold resin portion arranged to cover the stator. The stator includes a stator core including a plurality of teeth arranged to project radially outward; an insulator arranged to cover a portion of a surface of the stator core; and a plurality of coils each of which is defined by a conducting wire wound around a separate one of the teeth with the insulator therebetween. A sealing agent is arranged between at least two of the outer circumferential surface of the bearing housing, the stator core, and the insulator.