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:
Apr. 28, 2020

Filed:

Dec. 05, 2018
Applicant:

Nidec Tosok Corporation, Kanagawa, JP;

Inventors:

Hiroshi Shirai, Kanagawa, JP;

Toshiaki Nakamura, Kanagawa, JP;

Yutaka Uematsu, Kanagawa, JP;

Assignee:

NIDEC TOSOK CORPORATION, Kanagawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 11/00 (2016.01); H02K 5/22 (2006.01); H02K 7/11 (2006.01); H02K 11/215 (2016.01); H02K 7/116 (2006.01); H02K 11/33 (2016.01);
U.S. Cl.
CPC ...
H02K 11/215 (2016.01); H02K 5/225 (2013.01); H02K 7/116 (2013.01); H02K 11/33 (2016.01);
Abstract

An electric actuator is provided. The electric actuator includes a motor, a deceleration mechanism, case, an output part, a first rotation sensor and a holding member that holds the first rotation sensor in the case. The case includes a first recess that is recessed from an inner surface of the case to one side in a first direction and a support surface that faces the other side in the first direction. The first rotation sensor includes a sensor main body which includes a sensor chip and is accommodated in the first recess and a projection that protrudes in a second direction orthogonal to the first direction from the sensor main body. The projection is supported on the support surface from one side in the first direction. The sensor main body is disposed on the other side in the first direction away from the bottom surface of the first recess.


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