US PATENT SUBCLASS 361 / 7
.~.~.~ With combined voltage and current sensitive control circuit

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}
2  DF  .~ Arc suppression at switching point (i.e., includes solid-state switch) {4}
3  DF  .~.~ Synchronized or sequential opening or closing {5}
7.~.~.~ With combined voltage and current sensitive control circuit

DEFINITION

Classification: 361/7

With combined voltage and current sensitive control circuit:

(under subclass 3) Subject matter wherein the opening or closing control circuit is responsive to both the in-line current and the line voltage.

SEE OR SEARCH THIS CLASS, SUBCLASS:

30, for combined voltage and current sensitive control circuits in motor protection circuits.

65+, for combined voltage and current sensitive control circuits in feeder distribution networks.

79+, for combined voltage and current sensitive control circuits in quantity comparison circuits.

SEE OR SEARCH CLASS

322, Electricity: Single Generator Systems,

25, for voltage and current responsive means for generator control circuits.