Title:
FILM CASSETTE
Document Type and Number:
Japanese Patent JP3421829
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To automatically engage/disengage a film rewind pivotal shaft with/ from a film wind shaft on the camera side linked with the opening/closing of the rear cover even when the film wind shaft on the camera side is located on the opposite surface of the rear cover.
SOLUTION: This film cassette is constituted as follows; a lever cam 7 has a projection 7a from the outer periphery of the film cassette forming a film take-up part and incorporates a driving gear 5 engaged with/disengaged from the film take-up shaft on the camera side, in a surface facing this camera-side film take-up shaft, when the rear cover is closed, the projecting part 7a of the driving gear 5 is pushed by the rear cover and the lever cam 7 is turned to engage the gear 5a of the driving gear 5 with the film take-up shaft on the camera side and when the rear cover is opened, the gear 5a is removed from the film take-up shaft on the camera side.
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| WO/1999/034253 | MOTION PICTURE CAMERA AND CASSETTE SYSTEM |
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Inventors:
Minoru Sugano
Application Number:
JP29322095A
Publication Date:
June 30, 2003
Filing Date:
October 05, 1995
Export Citation:
Assignee:
Minoru Sugano
International Classes:
G03B17/30; G03C3/00; (IPC1-7): G03C3/00; G03B17/30
Attorney, Agent or Firm:
Atsushi Suda
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