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.

Date of Patent:
Aug. 31, 2021

Filed:

Nov. 14, 2018
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventor:

Yoshiteru Nishimura, Shiojiri, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 5/173 (2006.01); B25J 9/00 (2006.01); H02K 11/22 (2016.01); H02K 7/08 (2006.01); H02K 7/00 (2006.01); B25J 19/00 (2006.01); B25J 9/12 (2006.01);
U.S. Cl.
CPC ...
H02K 5/1732 (2013.01); B25J 9/0009 (2013.01); B25J 9/126 (2013.01); B25J 19/0075 (2013.01); H02K 7/003 (2013.01); H02K 7/083 (2013.01); H02K 11/22 (2016.01); H02K 2201/18 (2013.01);
Abstract

An aspect of a motor according to the invention includes a stator, a rotor, a detector configured to detect a rotating position of the rotor, a holder disposed between the stator and the detector in the predetermined direction, and a bearing held by the holder and configured to rotatably support the shaft. A recess opened toward the stator and housing the bearing and an injection hole including a first opening opened toward the detector, the injection hole communicating with the recess, are provided in the holder. A groove into which an adhesive is injected is provided on the inner surface of the recess. The outer circumferential surface of the bearing is fixed to the inner surface via the adhesive. The injection hole includes a second opening opened in the inner circumferential surface of the recess and connected to the groove. The injection hole is closed by a screw.


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