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:
Sep. 07, 2021

Filed:

May. 16, 2016
Applicant:

Takano Co., Ltd., Nagano, JP;

Inventor:

Yoshiro Koga, Kamiina-gun, JP;

Assignee:

TAKANO CO., LTD., Nagano, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 7/14 (2006.01); H01F 7/128 (2006.01); H01F 7/08 (2006.01); H02K 33/16 (2006.01); G07D 11/50 (2019.01); G07D 11/18 (2019.01); B65H 29/58 (2006.01); H01F 7/122 (2006.01);
U.S. Cl.
CPC ...
H01F 7/14 (2013.01); H01F 7/081 (2013.01); H01F 7/128 (2013.01); H02K 33/16 (2013.01); B65H 29/58 (2013.01); B65H 2301/3113 (2013.01); B65H 2301/3124 (2013.01); B65H 2404/632 (2013.01); B65H 2701/1912 (2013.01); G07D 11/18 (2019.01); G07D 11/50 (2019.01); G07D 2211/00 (2013.01); H01F 7/122 (2013.01); H01F 2007/086 (2013.01);
Abstract

A rotary solenoid includes: a fixed body portion having a casing in which a pair of bearing portions and positioned on front and rear sides are provided; and a movable body portion having a rotation shaft rotatably supported by the pair of bearing portions. The fixed body portion includes: the casing formed of a magnetic material; and an air-cored coil of which the surface orthogonal to an axial direction of the rotation shaft is fixed to an inner surface of the casing. The movable body portion includes: a rotor yoke having one end fixed to the rotation shaft; and a magnet portion having a pair of magnets and fixed to an opposing surface positioned on the other end side of the rotor yoke serving as a surface opposing the air-cored coil and disposed along a rotation direction of the opposing surface.


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