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 7652830 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 26, 2010

Filed:

Aug. 17, 2007
Applicants:

Kazuaki Matsui, Osaka, JP;

Yoshifumi Mitani, Sakai, JP;

Inventors:

Kazuaki Matsui, Osaka, JP;

Yoshifumi Mitani, Sakai, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 15/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

A lens barrel is provided with: a first movable frame and a second movable frame of a plurality of movable frames that are coaxially disposed to be movable back and forth to a stationary main frame and are inserted telescopically into the stationary frame; and two U-shaped support and drive members each having a first engagement portion, wherein each of the support and drive members is constituted of two arm portions, a second engagement portion, and a coupling member which connects the two arm portions. The first movable frame is driven by one of the support and drive members, and the second movable frame and the first movable frame are engaged with each other.


Find Patent Forward Citations

Matsui, Kazuaki. (2010). Lens barrel and photographing apparatus (U.S. Patent No. 7652830). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7652830

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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