Photographing film conveying device

Details Photographing film conveying device Photographing film conveying device

1979-01-05

1981-03-17

Christian, Leonard D.

Advancing material of indeterminate length

By orbitally traveling material-engaging surface

Comprising rotary pinch pair

271208, B65H 1722

Patent

active

042562490

ABSTRACT:
Each of a pair of belts for conveying a photographing film therebetween comprises an insulating layer and at least one electrically conductive layer whose surface resistivity is less than 10.sup.9 ohms.

REFERENCES:
patent: 1105036 (1914-08-01), Pirot
patent: 2318441 (1943-05-01), Walton et al.
patent: 2576882 (1951-11-01), Koole et al.
patent: 2899201 (1959-07-01), Mukautz
patent: 3033433 (1962-05-01), Kottman et al.
patent: 3515328 (1970-06-01), Smith, Jr.
patent: 3625508 (1971-12-01), Shiragai et al.
patent: 3690646 (1972-09-01), Kolibas

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