Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent
1974-12-23
1976-07-13
Hix, L. T.
Winding, tensioning, or guiding
Coil holder or support
Spool or core
242 711, 242 712, 354212, 354213, G03B 122, G03B 1730
Patent
active
039697401
ABSTRACT:
The film cassette comprises a storage and take-up chambers interconnected by a crosspiece. The crosspiece has a transport surface, which faces the camera lens when located in the camera, over which the film is guided and against which the film is pressed by an engagement surface of the camera film gate. The crosspiece is provided with a slot extending in the direction of film transport, the slot passes through the crosspiece, the length of the slot is at least equal to the distance between two successive transport holes in the film.
REFERENCES:
patent: 2381033 (1945-08-01), Bolsey
patent: 3865327 (1975-02-01), Oshima
Hahn Werner
Hennig Walter
Walther Bernhard
Adams, Jr. Russell E.
Drucker William A.
Hix L. T,.
VEB Pentacon-Dresden
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