Battery voltage checking device

Chemistry: electrical current producing apparatus – product – and – With measuring – testing – or indicating means – For charge or liquid level

Patent

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Details

320 48, 324426, H01M 1048

Patent

active

043106064

ABSTRACT:
A device to which a plurality of battery cases having different nominal voltages are selectively mountable and which checks the battery voltage of a mounted case comprises signal apparatus provided on each of the cases and which emits a discrimination signal capable of discriminating which of the cases has been mounted, voltage check apparatus including a plurality of voltage check circuits corresponding to the cases to check each of the output voltages of the batteries contained in the cases, and apparatus operatively associated with the signal apparatus during said mounting for selecting one of the voltage check circuits in accordance with the discrimination signal and applying to the selected voltage check circuit the output voltage of the battery contained in the mounted case as a voltage to be checked.

REFERENCES:
patent: 3956720 (1976-05-01), Vest
patent: 4020243 (1977-04-01), Oldford

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