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:
Jun. 13, 2000
Filed:
Nov. 12, 1996
Applicant:
Inventors:
Daisuke Sahori, Kanagawa-ken, JP;
Takayuki Tsuboi, Kanagawa-ken, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B / ; G03B / ;
U.S. Cl.
CPC ...
396513 ; 396514 ; 396516 ; 396538 ;
Abstract
A camera system has a film cartridge provided with a first shaft around which an unexposed film is wound, a second shaft for taking up an exposed film and a movable third shaft which causes a portion of the film which has been sent out from the first shaft to be folded back in a U-turn way so that the portion of the film is allowed to be taken up around the second shaft, and a camera capable of being loaded with the film cartridge and provided with a moving mechanism for moving, when the film cartridge has been loaded, the third shaft of the film cartridge so as to make an exposure.