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.
Patent No.:
Date of Patent:
Jan. 09, 2018
Filed:
Feb. 11, 2015
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Jun Sugita, Saitama, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 7/02 (2006.01);
U.S. Cl.
CPC ...
G02B 7/028 (2013.01); G02B 7/021 (2013.01); G02B 7/026 (2013.01);
Abstract
A lens barrel includes an optical element, a barrel body configured to hold the optical element, the barrel body including a female thread, a presser including a male thread fastened to the female part and contacting the optical element, and an elastic member held by the presser, wherein in a fastening state in which the male thread is fastened to the female thread, both the presser and the elastic member contact the optical element, and the elastic member applies a force in a direction of fixing the optical element onto the barrel body.