Apparatus having device for opening and closing cover of film cartridge chamber

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6386769
SERIAL NO

09525829

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A camera arranged to automatically open and close the cover of a film cartridge chamber includes a gear member having a gear part arranged to rotate for feeding and rewinding a film by engaging a supply spool of a film cartridge, a revolving member arranged to engage the gear part and to be caused to revolve by the rotation of the gear member, an opening operation member provided for opening the cover of the film cartridge chamber, and a lock member arranged to lock the cover in a closed state or to unlock the cover. In the camera, the lock member moves from outside of a revolving travel locus of the revolving member to inside of the revolving travel locus of the revolving member in association with an operation of the opening operation member, and the lock member is driven by a revolving motion of the revolving member to unlock the cover.

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First Claim

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Patent Owner(s)

  • CANON KABUSHIKI KAISHA

International Classification(s)

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  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Taku, Masakazu Yokohama, JP 28 183

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