US PATENT SUBCLASS 361 / 93.5
.~.~ Transformer and resistor sensors

Current as of: June, 1999
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361 /   HD   ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES

1  DF  SAFETY AND PROTECTION OF SYSTEMS AND DEVICES {32}
93.1  DF  .~ With specific current responsive fault sensor {11}
93.5.~.~ Transformer and resistor sensors

DEFINITION

Classification: 361/93.5

Transformer and resistor sensors:

(under subclass 93.1) Subject matter including an inductively coupled device and a resistive device and wherein the abnormal current condition is detected with both the inductively coupled device and the resistive device.