Nonadjusting battery life detector

Details Nonadjusting battery life detector Nonadjusting battery life detector

1980-12-05

1983-08-02

Tokar, Michael J.

Electricity: measuring and testing

Electrolyte properties

Using a battery testing device

307362, 307255, G01N 2746

Patent

active

043968899

ABSTRACT:
A battery life detector operates by sensing battery voltage. The detector consists of a pair of series combinations of a constant voltage source and a constant current source which are connected to a terminal to which a battery voltage is applied. The constant voltage source outputs are connected to respective inputs of a differential amplifier.

REFERENCES:
patent: 3508081 (1970-04-01), Matsuda
patent: 3725681 (1973-04-01), Frederiksen
patent: 3733498 (1973-05-01), Watson

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