Negative film handling method and apparatus

Details Negative film handling method and apparatus Negative film handling method and apparatus

1979-12-20

1981-09-01

Wintercorn, Richard A.

Photocopying

Projection printing and copying cameras

Detailed holder for original

281 8, 282 115A, 355 77, G03B 2762, G03B 2732

Patent

active

042868696

ABSTRACT:
A negative film handling method and apparatus in which negative films to be printed are inserted into negative film carrier sheets and the film sheets are attached side-by-side on a conveyor flexible transparent belt. Negative film inserting and removing openings provided in the film sheets are aligned with one another perpendicular to the inserting and removing direction. The negative film inserting and removing openings are opened by bending an edge portion of the flexible transparent belt.

REFERENCES:
patent: 2849916 (1958-09-01), Nolan
patent: 3669536 (1972-06-01), Scott
patent: 3771863 (1973-11-01), Muka
patent: 3870409 (1975-03-01), Abe
patent: 4049255 (1977-09-01), Stange et al.
patent: 4050816 (1977-09-01), Stemmle
patent: 4055381 (1977-10-01), Lauer et al.
patent: 4118120 (1978-10-01), Ruffner et al.
patent: 4189228 (1980-02-01), Farrell
patent: 4412794 (1979-03-01), Trump

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