Snap-open film cartridge

Details Snap-open film cartridge Snap-open film cartridge

1992-03-30

1993-10-12

Jillions, John M.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

354275, 220335, G03B 1726

Patent

active

052518396

ABSTRACT:
In a film cartridge, a shell-like enclosure and a lid are latchingly engaged when the lid is closed, to hold the lid closed, and are latchingly engaged when the lid is opened part way to allow film movement in and out of the enclosure, to prevent the lid from being opened farther. The enclosure and the lid can be disengaged to permit the lid to be opened farther or to be closed.

REFERENCES:
patent: 4033523 (1977-07-01), Roman
patent: 4887747 (1989-12-01), Ostrowsky et al.
patent: 4938429 (1990-07-01), Robertson et al.
patent: 4962401 (1990-10-01), Takahashi
patent: 5053795 (1991-10-01), Wyman
patent: 5150806 (1992-09-01), Glomski

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