Camera film advancing apparatus

Details Camera film advancing apparatus Camera film advancing apparatus

1979-05-10

1980-12-16

Gellner, Michael L.

Advancing material of indeterminate length

By intermittent material-mover

Comprising material-moving roll

226 83, 242 74, G03B 124, B65H 7528

Patent

active

042393620

ABSTRACT:
A camera film advancing apparatus is disclosed which is improved in respect of reliability of engagement between the pawl of the film advancing sprocket and the perforation of the film to simplify the operation necessary for film charging.

REFERENCES:
patent: 1298393 (1919-03-01), Proctor
patent: 2733062 (1956-01-01), Del Vale et al.
patent: 3075427 (1963-01-01), Salzmann
patent: 3384319 (1969-05-01), Saito et al.
patent: 3465657 (1969-09-01), Welzel et al.
patent: 4034388 (1977-07-01), Iwashita et al.

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