Sheet film developing device

Sheet feeding or delivering – Delivering – Rotary conveyor

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Details

354298, 354322, 271 9, G03D 308

Patent

active

050033352

ABSTRACT:
A sheet film developing device with a dark chamberside introduction of sheet films to be developed comprises a developing unit, a unit for moving a sheet film to the developing unit, a sheet film supplying unit for supplying sheet films to the developing unit, the sheet film supplying unit including a sheet film stacking device provided with a loading flap openable from outside for inserting a sheet film stack, a pulling device for pulling individual sheet films at a side of a stack opposite to the loading flap, an individual sheet supporting surface associated with the loading flap, a sheet film transporting unit arranged after the pulling device and the individual sheet supporting surface operative for guiding a sheet film from one of the individual sheet supporting surface and the sheet film stacking device in a transporting direction, and a sheet film sensing unit located in a transporting path defined by the sheet film transporting unit and operative for determining the presence of a sheet film on the individual sheet supporting surface and operative for turning off the pulling device and a part of the sheet film transporting unit located at a side of the stack and turning on the individual sheet supporting surface in response to the determining.

REFERENCES:
patent: 4285510 (1981-08-01), Kanno et al.
patent: 4299380 (1981-11-01), Ogihara et al.
patent: 4324480 (1982-04-01), Nomura et al.
patent: 4483528 (1984-11-01), Takeyama et al.
patent: 4579444 (1986-04-01), Pinckney et al.
patent: 4723151 (1988-02-01), Sonezaki et al.

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