US PATENT SUBCLASS 361 / 23
.~ Motor protective condition responsive circuits

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}
23.~ Motor protective condition responsive circuits {6}
24  DF  .~.~> Current and temperature
25  DF  .~.~> Motor temperature {2}
28  DF  .~.~> With time delay {1}
30  DF  .~.~> Current and voltage
31  DF  .~.~> Current {1}
33  DF  .~.~> Voltage {1}

DEFINITION

Classification: 361/23

Motor protective condition responsive circuits:

(under subclass 1) Subject matter including means to sense an abnormal condition or change of condition of a motor or its circuitry and to remove the fault condition.

SEE OR SEARCH CLASS

318, Electricity: Motive Power Systems, for motor control circuits when the motor is significantly claimed.

340, Communications: Electrical,

648, for a motor condition responsive signalling device.