Method and apparatus for eliminating undesirable blemishes in co

Details Method and apparatus for eliminating undesirable blemishes in co Method and apparatus for eliminating undesirable blemishes in co

1978-12-04

1980-04-15

Gellner, Michael L.

Optics: motion pictures

Removable film strip magazine type

354 88, 352130, 118415, G03C 1100

Patent

active

041981529

ABSTRACT:
Method and apparatus for avoiding undesirable wakes or blemishes in a coating of processing fluid deposited on a moving run of an exposed film strip. Such apparatus includes a doctoring surface which traverses the film strip at an oblique angle to the direction of film strip advancement for continuously urging and guiding particles carried by the film strip towards at least one of the longitudinal margins thereof and, hence, away from the useful intermediate portion of the film strip.

REFERENCES:
patent: 3742836 (1973-07-01), Cook et al.
patent: 3742902 (1973-07-01), Heston
patent: 3871013 (1975-03-01), Burke et al.
patent: 3951530 (1976-04-01), Czumak et al.
patent: 4119371 (1978-10-01), Stella
patent: 4119990 (1978-10-01), Mason et al.

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