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:
Nov. 22, 2022

Filed:

Jan. 22, 2021
Applicant:

Nidec Sankyo Corporation, Nagano, JP;

Inventors:

Shogo Kasahara, Nagano, JP;

Shinji Hatano, Nagano, JP;

Tsutomu Arai, Nagano, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 27/64 (2006.01); G02B 7/02 (2021.01);
U.S. Cl.
CPC ...
G02B 27/646 (2013.01); G02B 7/02 (2013.01);
Abstract

An optical unit may include a movable body, a turning support mechanism turnably supporting the movable body around an optical axis, a gimbal mechanism turnably supporting the turning support mechanism, and a fixed body. The turning support mechanism includes a plate roll fixed to the movable body, a plate holder having a facing part facing the plate roll in the optical axis direction and is turnably supported by the gimbal mechanism, spherical bodies disposed between the plate roll and the facing part, and a magnetic attraction mechanism for generating an attraction force so that the plate roll and the facing part approach each other in the optical axis direction. The magnetic attraction mechanism includes an attraction part provided in one of the plate roll and the plate holder and an attracted part provided in the other, and the attraction part includes a magnet.


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