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:
Jun. 01, 2004

Filed:

Jul. 17, 2003
Applicant:
Inventor:

Seimei Ushiro, Asaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 1/712 ;
U.S. Cl.
CPC ...
G03B 1/712 ;
Abstract

When a lens unit is to be mounted, the lens unit is moved downward along guide grooves, whereby an opening portion cover is also pushed down counter to an elongation force of coil springs, the lens unit is mounted to a camera body, and the opening portion cover is moved to an open position. When the lens unit is to be removed, the lens unit is moved along the guide grooves, whereby engagement with the guide grooves is released. Because the opening cover portion is urged from the open position to a closed position by the coil spring at this time, the opening portion cover is moved with the lens unit along the guide grooves and fixed at the closed position.


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