Electrical power/ground continuity indicator protection circuit
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United States of America Patent
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Jul 1, 1997
Issued Date -
N/A
app pub date -
Feb 20, 1996
filing date -
Nov 5, 1993
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention concerns an electrical power cord having an illuminated connector including a circuit to protect a power and/or ground continuity indicator incorporated into the connector. The connector is illuminated if it is connected to an active power source with or without a functioning ground conductor, depending upon the electrical configuration within the connector. The circuit is designed to shield the indicator during an excessive voltage test in accordance with the UL specification for power cords.
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