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:
Aug. 27, 2002
Filed:
Feb. 14, 2001
Applicant:
Inventor:
Hiroyuki Hase, Fujisawa, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 1/702 ;
U.S. Cl.
CPC ...
G03B 1/702 ;
Abstract
A camera has a cartridge chamber lid lock device arranged to allow the camera to be loaded with a film cartridge by opening a cartridge chamber lid irrespective of the position of a lens barrel in the optical axis direction when the film cartridge is not within the cartridge chamber and, when the film cartridge is loaded in the cartridge chamber, to prevent the cartridge chamber lid from being accidentally opened in a case where the film still remains outside the film cartridge or from being inadvertently opened while a using state of the film cartridge is in process of being set.