Negative film carrier unit assembly

Details Negative film carrier unit assembly Negative film carrier unit assembly

1987-04-23

1988-04-05

Wintercorn, Richard A.

Photocopying

Projection printing and copying cameras

Detailed holder for original

G03B 2762

Patent

active

047362286

ABSTRACT:
An improved negative film carrier unit assembly for use with a photographic printer is proposed which comprises a negative film carrier unit having a negative film mask for holding a negative film and a negative film presser member for pressing a negative film in a film guide groove in the negative film mask, and a negative film mask base for supporting the negative film carrier unit. The negative film mask base is provided on its upper surface with a fixed projection and a movable rejection which are adapted to be received in recesses formed in the bottom surface of the negative film mask.

REFERENCES:
patent: 3397613 (1968-08-01), Kallenberg
patent: 3511565 (1970-05-01), Harman, Jr. et al.
patent: 4161365 (1979-07-01), Anderson et al.
patent: 4252436 (1981-02-01), Kogane
patent: 4396281 (1983-08-01), Okabe et al.
patent: 4497574 (1985-02-01), Tarsia et al.
patent: 4545674 (1985-10-01), Ishitate et al.

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