Photocopying – Projection printing and copying cameras – Detailed holder for original
Patent
1995-11-29
1998-02-24
Moses, R. L.
Photocopying
Projection printing and copying cameras
Detailed holder for original
396411, 347224, G03B 2762
Patent
active
057216100
ABSTRACT:
A film image pickup device uses a cartridge in which film is fed out of the cartridge by causing a spool around which the film is wound to rotate. The film image pickup device includes a drive roller and a driven roller that are located near the film outlet of the cartridge and that are used for the conveyance of the film. The drive roller and driven roller are constructed such that either roller can come into contact with or retract from the other roller. Either of the drive roller and the driven roller has a barrel-shaped cross-sectional configuration while the other has a bobbin-shaped cross-sectional configuration, to impart a curvature to the film as it is pulled out of the cartridge.
REFERENCES:
patent: 2336278 (1943-12-01), Mihalyi
patent: 4870437 (1989-09-01), Omaki et al.
patent: 5220371 (1993-06-01), Tanii et al.
Inoue Manabu
Kiten Hiroshi
Nagata Shigeru
Nanba Katsuyuki
Yagura Hirokazu
Minolta Co. , Ltd.
Moses R. L.
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