Battery check device for cameras

Details Battery check device for cameras Battery check device for cameras

1990-12-03

1991-12-03

Gellner, Michael L.

354484, 35412712, 354217, G03B 1718

Patent

active

050703579

ABSTRACT:
The battery check device for cameras comprises a counting device for counting the number of times photographing is performed by cameras, a detecting means for detecting the remainder of the capacity of batteries, and a determining device for determining the number of the remaining pictures which can be taken on the basis of the detected remainder of the capacity of batteries.

REFERENCES:
patent: 4716433 (1987-12-01), Alyfuku
patent: 4855781 (1989-08-01), Hoshino

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