Electricity: measuring and testing – Conductor identification or location – Inaccessible
Patent
1977-10-07
1978-11-28
Krawczewicz, Stanley T.
Electricity: measuring and testing
Conductor identification or location
Inaccessible
340505, 340631, G01R 2702
Patent
active
041278089
ABSTRACT:
A transistorized engine chip detection system including a milliammeter to give a visual indication of chip buildup and a full light to operate at a critical preset level, utilizing a voltage divider network, a decrease in resistance in the chip detector will cause an increase in current flow, and subsequent lighting of a warning light. A short circuit or large chip would turn light on and give full scale meter reading, broken or unplugged harness turns light on and gives zero meter reading.
REFERENCES:
patent: 3422417 (1969-01-01), Lowe
patent: 3724474 (1973-04-01), DeVale
patent: 4030028 (1977-06-01), Allender
Sproul Robert D.
Todd Guillermo E.
Krawczewicz Stanley T.
Miller Henry S.
Rusz Joseph E.
The United States of America as represented by the Secretary of
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