Photographic film container, film assembly and loading method

Details Photographic film container, film assembly and loading method Photographic film container, film assembly and loading method

2007-07-31

2007-07-31

Mahoney, Christopher (Department: 2851)

Photography

With film drive

Detachable drive unit

C396S513000, C242S355000

Reexamination Certificate

active

10944090

ABSTRACT:
A method of loading a film assembly comprising a first film container (13) which may be a conventional film cassette and an additional film container (15, 102, 202, 302, 402, 502) having a length of film wound in one of the containers and extending to the other, comprises the steps of: (a) providing a coiled length of film which may be a bulk roll (52) and attaching a free end to a film winding tool (34); (b) rotating the film winding tool (34) to wind the film into a coil about the tool (34); (c) before or after step (b), enclosing the coil in the additional film container (15, 102, 202, 302, 402, 502) so that the film extends through a film slot thereof, and removing the film winding tool (34). The invention also resides in a film container for use in the method, and in an assembly so formed.

REFERENCES:
patent: 3276714 (1966-10-01), Steisslinger et al.
patent: 5765062 (1998-06-01), Dobbs et al.
patent: 5933657 (1999-08-01), Watkins et al.
patent: 6447176 (2002-09-01), White et al.
patent: 20241 (1996-08-01), None

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