US PATENT SUBCLASS 323 / 259
.~.~ Having a winding in series with the source and load (e.g., buck-boost)

Current as of: June, 1999
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323 /   HD   ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS

234  DF  OUTPUT LEVEL RESPONSIVE {6}
247  DF  .~ Using a transformer or inductor as the final control device {5}
259.~.~ Having a winding in series with the source and load (e.g., buck-boost) {4}
260  DF  .~.~.~> With motor in control circuit
261  DF  .~.~.~> With saturable reactor in control circuit
262  DF  .~.~.~> Plural windngs in series
263  DF  .~.~.~> With electronic tube or a three or more terminal semiconductive device in control circuit

DEFINITION

Classification: 323/259

Having a winding in series with the source and load (e.g., buck-boost):

(under subclass 247) Subject matter wherein the load current is conducted from the source to the load through a winding of the transformer.

SEE OR SEARCH THIS CLASS, SUBCLASS:

344, for external or operator controlled devices of this type.