Apparatus for opening film cassettes

Details Apparatus for opening film cassettes Apparatus for opening film cassettes

1976-07-19

1978-05-02

Yost, Frank T.

Severing by tearing or breaking

Methods

225 2, 225 93, 225 965, B26F 300

Patent

active

040870332

ABSTRACT:
Apparatus for opening substantially rigid synthetic plastic film cassettes of the type having a pay-out section and a film take-up section which are connected by a film-guiding web section of U-shaped cross-section, has first instrumentalities which engage and immovably hold the take-up section, and second instrumentalities which exert upon the pay-out and/or web sections a force sufficient to displace these sections relative to the take-up section to an extent adequate to cause the cassette to crack open.

REFERENCES:
patent: 3411682 (1968-11-01), Leader et al.
patent: 3494519 (1970-02-01), Koehler
patent: 3587954 (1971-06-01), Pierce
patent: 3722055 (1973-03-01), D'Ercole et al.
patent: 3827588 (1974-08-01), Gnage et al.
patent: 3883054 (1975-05-01), Butschek

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