US PATENT SUBCLASS 363 / 170
.~ By induction-type converter


Current as of: June, 1999
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363 /   HD   ELECTRIC POWER CONVERSION SYSTEMS

157  DF  FREQUENCY CONVERSION (f1-f2) WITHOUT INTERMEDIATE CONVERSION TO D.C. {7}
170.~ By induction-type converter {3}
171  DF  .~.~> Transformer {1}
173  DF  .~.~> LC circuit
174  DF  .~.~> Dynamoelectric machine {2}


DEFINITION

Classification: 363/170

By induction-type converter:

(under subclass 157) Subject matter wherein the conversion system includes an induction-type converter.

(1) Note. The usual induction-type converter is a transformer.

SEE OR SEARCH THIS CLASS, SUBCLASS:

152+, for phase conversion systems having an induction converter.

SEE OR SEARCH CLASS

336, Inductor Devices, appropriate subclasses for the structure of electric transformers, per se.