Film strip projection apparatus

Details Film strip projection apparatus Film strip projection apparatus

1977-05-02

1978-08-08

Haroian, Harry N.

Optics: image projectors

Slide transfer mechanism

Slides fixed to movable carrier

G03B 2308

Patent

active

041053168

ABSTRACT:
A projector for continuously screening a strip of transparency film having perforated margins includes means for feeding said strip in a closed path defined by said feeding means. The feeding means comprise two endless conveyor belts which are spaced apart so as to support said perforated strip margins and which are each provided with at least one lug releasably engageable in a respective perforated margin with a snap fit for anchoring the two ends of the strip to the belts and forming a loop of film.

REFERENCES:
patent: 3113823 (1963-12-01), Phillips
patent: 3301128 (1967-01-01), Brandt et al.

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