US PATENT SUBCLASS 315 / 279
.~.~ Current regulator in the primary circuit

Current as of: June, 1999
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315 /   HD   ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS

246  DF  PULSATING OR A.C. SUPPLY {10}
276  DF  .~ Transformer in the supply circuit {6}
279.~.~ Current regulator in the primary circuit

DEFINITION

Classification: 315/279

(under subclass 276) Systems provided with means in the

primary circuit of the transformer for regulating the current or voltage supplied to the load device.

SEE OR SEARCH THIS CLASS, SUBCLASS:

291, and indented subclasses, for other systems under the class definition which include a current or voltage regulator.

SEE OR SEARCH CLASS

323, Electricity: Power Supply or Regulation Systems,

247, 301, 305, 328, and 355, for miscellaneous transformer systems and for systems having a transformer for controlling the magnitude of the current and/or voltage in a single circuit, the transformer being provided with current regulating means in its primary circuit.