Electrical surge protection
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United States of America Patent
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-
Jan 19, 1988
Grant Date -
N/A
app pub date -
Jul 24, 1985
filing date -
Jul 24, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A mains electrical plug incorporates a zinc oxide non-linear resistor device (10) in the form of a circular zinc oxide disc having three electrode portions (2) provided on one face and contacting the earth, neutral and live pins (5) of the plug and a single electrode (3) on its other face, the device (10) thereby providing surge protection to the three electrical circuits provided within the plug.
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