Automatic developing machine for disk film

Details Automatic developing machine for disk film Automatic developing machine for disk film

1989-01-26

1990-06-12

Matthews, A. A.

354319, G03D 308

Patent

active

049336983

ABSTRACT:
An automatic developing machine for a disk film comprises, a passage of a cartridge or the disk film, a sensor to detect whether the cartridge or the disk film exists in a portion of the passage or not, and means for controlling operation of the machine according to a signal sent from the sensor. The automatic developing machine mentioned above further comprises a cartridge opener, and the sensor detects whether the disk film has been taken out from the cartridge by the cartridge opener or not.

REFERENCES:
patent: 4208116 (1980-06-01), Morse
patent: 4248564 (1981-02-01), Gentile et al.
patent: 4429980 (1984-02-01), Miller

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