Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – With voltage or current conversion
Patent
1975-03-12
1976-11-02
Rolinec, R. V.
Electricity: measuring and testing
Measuring, testing, or sensing electricity, per se
With voltage or current conversion
324 99D, 340347AD, G01R 1926, H03K 1320
Patent
active
039900088
ABSTRACT:
A digital meter incorporates a circuit which senses the input voltage and automatically energizes a digital readout device only if the input voltage is greater than a predetermined absolute value.
REFERENCES:
patent: 3316547 (1967-04-01), Ammann
patent: 3896375 (1975-07-01), Trolliet
Karlsen Ernest F.
Patnaude Edmond T.
Rolinec R. V.
Sencore Inc.
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