US PATENT SUBCLASS 322 / 33
.~ Thermal conditions


Current as of: June, 1999
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322 /   HD   ELECTRICITY: SINGLE GENERATOR SYSTEMS

17  DF  AUTOMATIC CONTROL OF GENERATOR OR DRIVING MEANS {13}
33.~ Thermal conditions {1}
34  DF  .~.~> In generator and/or driving means


DEFINITION

Classification: 322/33

(under subclass 17) Subject matter wherein the automatic control of the generator or driving means is in response to temperature or thermal conditions.

SEE OR SEARCH THIS CLASS, SUBCLASS:

2, for systems within the class definition which have a thermoelectric generator.

SEE OR SEARCH CLASS

136, Batteries: Thermoelectric and Photoelectric,

4+, for the structure of thermoelectric generators.

318, Electricity: Motive Power Systems, 471+, for thermally responsive motor control.

320, Electricity: Battery or Capacitor Charging or Discharging,

150+, for battery charging with detection of a thermal condition.

323, Electricity: Power Supply or Regulation Systems,

369, for thermal responsive impedance systems in general.

324, Electricity: Measuring and Testing,

92, 104 and 106 for thermally actuated electric meters.

337, Electricity: Electrothermally or Thermally Actuated Switches, appropriate subclasses for electrothermally and thermally actuated switches.

340, Communications: Electrical,

584+, for electric signaling systems automatically responsive to temperature.

374, Thermal Measuring and Testing, 179+, for a thermoelectric sensor in a temperature measuring system.

388, Electricity: Motor Control Systems, art collection 934 for running-speed control systems including a feedback device responsive to a thermal condition.