Film transporting system for camera using three different transport speeds

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5899591
SERIAL NO

08162795

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A film transporting system for a camera, includes a fork to engage with a film feed spool of a film cartridge, for extruding and rewinding a film, a film take-up spool, a film transporting motor, a first gear train for connecting the film transporting motor and the fork when the film transporting motor rotates in a first direction, a second gear train for connecting the film transporting motor and the fork when the film transporting motor rotates in a second direction, and a third gear train for connecting the film transporting motor and the film take-up spool when the film transporting motor rotates in the first rotational direction, wherein the first, second and third gear trains are arranged in such a manner that 'V1', 'V2' and 'V3' have a relationship of 'V1

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First Claim

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Patent Owner(s)

Patent OwnerAddressTotal Patents
CANON KABUSHIKI KAISHATOKYO43897

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aoshima, Chikara Zama, JP 74 763

Cited Art Landscape

Patent Info (Count) # Cites Year
 
NIKON CORPORATION (1)
* 5136314 Film feeding apparatus in a camera 13 1991
 
EASTMAN KODAK COMPANY (2)
* 4834306 Film cassette 150 1988
* 4977419 Self-clocking encoding/decoding film information exchange system using dedicated magnetic tracks on film 93 1988
 
CANON KABUSHIKI KAISHA (1)
* 5160953 Camera system 12 1991
* Cited By Examiner

Patent Citation Ranking

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Patent Info (Count) # Cites Year
 
FUJI XEROX CO., LTD. (1)
* 7899387 Drive switching mechanism and image forming apparatus including same 1 2007
 
Other [Check patent profile for assignment information] (1)
D714889 Fitness device 0 2012
 
CANON KABUSHIKI KAISHA (4)
6798093 Dual coil permanent magnet motor having inner annular member 7 2001
6642687 Stepping-motor driving device and lens driving device using the same 7 2001
6800970 Motor and optical apparatus using the same 28 2003
* 2003/0178,911 Motor and optical apparatus using the same 0 2003
* Cited By Examiner