Instant film pack

Details Instant film pack Instant film pack

1988-10-17

1990-02-20

Mathews, A. A.

354 86, 354283, G03B 1726, G03B 1752

Patent

active

049030639

ABSTRACT:
An instant film pack for containing therein a stack of integral type instant film units is provided with an exposure frame defined by an opening formed in a top wall of the film pack. A film unit exit slot is formed in a front wall of the film pack through which exposed instant film units are ejected one by one. A protective cover sheet having a rearwardly and outwardly inclined and tapered leading edge which is removably disposed in the film pack for protecting the foremost film unit from being exposed to light, and a light blocking member covering the film unit exit slot to block light entering inside the film pack therethrough which is split by the inclined and tapered leading edge of the protective cover sheet.

REFERENCES:
patent: 3165040 (1965-01-01), Hamilton
patent: 3607283 (1971-09-01), Gold
patent: 3922700 (1975-11-01), Asano et al.
patent: 3930264 (1975-12-01), Asano
patent: 3943535 (1976-03-01), Asano
patent: 3999200 (1976-12-01), Goto
patent: 4827297 (1989-05-01), Douglas

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