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 6979138 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 27, 2005

Filed:

Jan. 08, 2004
Applicant:

Kenji Kawazura, Tokyo, JP;

Inventor:

Kenji Kawazura, Tokyo, JP;

Assignee:

PENTAX Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B017/00 ; G03B017/02 ;
U.S. Cl.
CPC ...
Abstract

A mount lock apparatus for a camera includes a projecting exterior portion provided substantially at a central portion of a front surface of a camera body; a circular annular mount plate, which is fitted to the projecting exterior portion, and to which a photographing lens unit is detachably attached; a mount lock pin which is biased to protrude from the circular annular mount plate to engage with the photographing lens unit; and a mount unlocking button which is operated to move the mount lock pin in a direction to retract from the connecting surface. The mount unlocking button is provided on a portion of an outer peripheral surface of the projecting exterior portion that is located closer to a lens optical axis thereof than a farthermost portion of the projecting exterior portion from the lens optical axis in a horizontal direction of the camera body.


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Kawazura, Kenji. (2005). Mount lock apparatus for camera (U.S. Patent No. 6979138). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6979138

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

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