Release safety shutter interlock for battery powered camera

Details Release safety shutter interlock for battery powered camera Release safety shutter interlock for battery powered camera

1980-10-27

1982-06-01

Griffin, Donald A.

354 83, 354268, G03B 908, G03B 1738, G03B 1902

Patent

active

043324517

ABSTRACT:
A shutter releasing system controlling apparatus for a self developing type instant camera equipped with a motor-driven treating liquid spreader. The shutter releasing operation is prevented not only when the battery is too low, but also during the motor driving operation of the treating liquid spreader. On and off timing control of the motor is correctly and safely performed by the shutter releasing system.

REFERENCES:
patent: 3601019 (1971-08-01), Kitai
patent: 3947858 (1976-03-01), Ishida
patent: 4110771 (1978-08-01), Kindig
patent: 4209242 (1980-06-01), Kitai et al.

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