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:
Mar. 30, 2021

Filed:

Dec. 02, 2016
Applicant:

Koito Manufacturing Co., Ltd., Tokyo, JP;

Inventor:

Keiichi Tajima, Shizuoka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 11/06 (2006.01); F16H 25/20 (2006.01); H02K 7/116 (2006.01); F16H 1/16 (2006.01); F16C 23/04 (2006.01); F21S 41/00 (2018.01); H02K 5/167 (2006.01); F21S 41/657 (2018.01); B60Q 1/068 (2006.01); B60Q 1/076 (2006.01); F16H 19/08 (2006.01); H02K 7/08 (2006.01); F16C 25/04 (2006.01);
U.S. Cl.
CPC ...
F16C 11/0695 (2013.01); B60Q 1/0683 (2013.01); B60Q 1/076 (2013.01); F16C 23/043 (2013.01); F16H 1/16 (2013.01); F16H 19/08 (2013.01); F16H 25/20 (2013.01); F21S 41/00 (2018.01); F21S 41/657 (2018.01); H02K 5/167 (2013.01); H02K 7/1166 (2013.01); B60Q 2200/32 (2013.01); F16C 25/04 (2013.01); F16H 2025/209 (2013.01); H02K 7/08 (2013.01); H02K 2205/03 (2013.01);
Abstract

An actuator includes: an output unithaving an output shaft; and a first wormand a second wormextending along a face perpendicular to the output shaft, wherein: the output unitincludes a rotating mechanismconfigured to be meshed with the first wormto rotate the output shaftabout a predetermined rotation axis, and a moving mechanismconfigured to be meshed with the second wormto move the output shaftin a direction orthogonal to the rotation axis; the first wormand the second wormare placed to sandwich the output shaft; and a distance between the second wormand the output shaftis shorter than a distance between the first wormand the output shaft


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