Camera with means for preventing a cartridge light lock from mov

Details Camera with means for preventing a cartridge light lock from mov Camera with means for preventing a cartridge light lock from mov

1995-12-06

1998-01-27

Gellner, Michael L.

Photography

Camera detail

Detachable or removable film holder unit

396516, G03B 1702, G03B 1726

Patent

active

057130574

ABSTRACT:
A camera includes a chamber for receiving a cartridge having a light lock movable between an open position allowing a filmstrip to exit the cartridge and a closed position sealing the cartridge in a light-tight manner. The camera also includes means for moving the light lock between its open and closed positions. The invention is characterized by means actuateable by movement of the filmstrip from the cartridge, for preventing the moving means from moving the light lock from the open position to the closed position when the filmstrip protrudes out of the cartridge.

REFERENCES:
patent: 1389164 (1921-08-01), Roikjer
patent: 2771825 (1956-11-01), Naumann
patent: 4149793 (1979-04-01), Date
patent: 5023640 (1991-06-01), Diehl
patent: 5231438 (1993-07-01), Smart
patent: 5359378 (1994-10-01), Zander et al.
patent: 5481325 (1996-01-01), Wada et al.
patent: 5500705 (1996-03-01), Stephenson, III
patent: 5563672 (1996-10-01), Fuss et al.
patent: 5592253 (1997-01-01), Nishimura et al.
patent: 5600393 (1997-02-01), Funahashi
patent: 5602609 (1997-02-01), Balling

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