Battery powered camera

Details Battery powered camera Battery powered camera

1981-08-31

1983-03-08

Gellner, Michael L.

Optics: motion pictures

Removable film strip magazine type

352243, 354289, G03B 1718, G03B 1700

Patent

active

043759149

ABSTRACT:
A battery powered camera with a collapsible handgrip movable between a closed and an extended position is equipped with a battery checker that signals when the battery drops in capacity to a predetermined level. The battery checker is operable only during the period in which the handgrip is moved between the closed and extended position or vice versa. The battery powered camera further comprises means for signalling a switching state in which the main power switch remains closed. The signalling means is also operable only when the handgrip is being moved between closed and extended positions.

REFERENCES:
patent: 3519341 (1970-07-01), Dudley
patent: 3602586 (1971-08-01), Bartl et al.

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