Plastic case for photographic film cassette

Details Plastic case for photographic film cassette Plastic case for photographic film cassette

1996-04-05

1998-02-24

Fidei, David T.

Special receptacle or package

For an optical device or element

206455, 206525, 206583, B65D 8538

Patent

active

057203890

ABSTRACT:
A plastic case for a photographic film cassette consisting of a case body having a closed bottom and an open top, and a lid to be fitted to the open top of the case body, characterized by comprising a supporting device formed integrally on an internal bottom surface of the case body. The supporting device is upwardly tapered and deformable by the photographic film cassette when the lid is fitted to the case body and depresses the photographic film cassette into the case body. The supporting device is constituted of a pair of supporting ribs whose upper ends have a thickness of 0.12 to 0.35 mm. The ribs are disposed apart from each other, and the upper ends are inclined in opposite directions to each other relative to the internal bottom surface of the case body.

REFERENCES:
patent: 3529531 (1970-09-01), Swett
patent: 3726394 (1973-04-01), Wachter
patent: 4605127 (1986-08-01), Magnussen, Jr.
patent: 4639386 (1987-01-01), Akao
patent: 5139165 (1992-08-01), Hara
patent: 5240754 (1993-08-01), Akao et al.
patent: 5330053 (1994-07-01), Tabuchi et al.

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