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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.:

US 5264966 B1

PDFFull Text
Date of Patent:
Nov. 23, 1993

Filed:

Dec. 13, 1991

Lens barrel

Applicant:
Inventors:

Tadanori Okada, Yokohama, JP;

Masao Aoyagi, Yokohama, JP;

Shigeo Nakashima, Kawasaki, JP;

Tatsuya Sato, Yokohama, JP;

Tatsuo Chigira, Yokohama, JP;

Assignee:

Canon Kabushiki Kaisha, Tokyo, JP;

Attorney:

Fitzpatrick, Cella, Harper & Scinto

Primary Examiner:

Loha Ben

Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
359696 ; 359694 ; 359823 ; 35419512 ; 358225 ;
Abstract

A lens barrel of simplified structure including a focusing member supported rotatably about the optical axis and having a gear portion, a lens support member moved in the axial direction in response to the rotation of the focusing member about the optical axis, a driving source provided in a part of the lens support member, and a gear mechanism provided in a part of the lens support member and meshing with the gear portion of the focusing member.

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Okada, Tadanori. (1993). Lens barrel (U.S. Patent No. 5264966). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5264966

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