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:
Sep. 24, 2002
Filed:
Oct. 13, 2000
Hisashi Tatamiya, Saitama-ken, JP;
Asahi Kogaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Abstract
A frame size changing device for a camera to change a frame size by masking part of an aperture defining the maximum size of the frame is provided with a pair of flexible light-shielding curtain members, a pair of drawing mechanisms located outside of the aperture, the pair of drawing mechanism being biased to draw the pair of curtain members to move away from the aperture, respectively, a manually operable member that is manually operated to move within a predetermined movable range, the pair of curtain members to be inserted in and retracted from the aperture in accordance with the movement of the operable member, and a holding mechanism that holds the manually operable member at a desired position within the movable range.