Rewind mechanism for single-use camera

Photography – With film drive – Mechanical detail

Patent

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G03B 100

Patent

active

056127588

ABSTRACT:
A photographic still camera includes a rewind lever which is movable to an operative position to engage a metering lever and an actuating lever of a film advance mechanism to prevent the engagement of the metering lever and the actuating lever with a film sprocket wheel, as well as to disengage an anti-backup pawl from a film advance wheel, to allow the sprocket wheel and the film advance wheel to rotate in a reverse direction to rewind a filmstrip.

REFERENCES:
patent: 2984428 (1961-05-01), Bernhard
patent: 3511154 (1970-05-01), Simon
patent: 3589639 (1971-06-01), Engelsmann et al.
patent: 4443089 (1984-04-01), Sunouchi et al.
patent: 4564279 (1986-01-01), Sitzler et al.
patent: 4714335 (1987-12-01), Desormeaux

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