Feed device

Details Feed device Feed device

1988-10-06

1990-01-30

Stodola, Daniel P.

Advancing material of indeterminate length

By orbitally traveling material-engaging surface

With drive means

474 84, B65H 2000, F16H 700

Patent

active

048968099

ABSTRACT:
A feed device for feeding an image recording medium such as a film has a drive drum and at least one nip roller for gripping and feeding the image recording medium therebetween. At least two speed reducers are operatively coupled between the drive drum and a rotative drive source and comprise respective pairs of pulleys of different diameters and respective belts each trained around one of the pairs of pulleys, and wherein the belt operatively associated with the drive drum is of higher rigidity than at least one other belt.

REFERENCES:
patent: 2920494 (1960-01-01), Dodwell
patent: 3572147 (1971-03-01), Obenshain
patent: 3955433 (1976-05-01), Hovekamp
patent: 4015038 (1977-03-01), Romanski et al.
patent: 4257547 (1981-03-01), Hirabayashi
patent: 4662554 (1987-05-01), Yamazaki et al.

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