US PATENT SUBCLASS 323 / 223
.~ Using a three or more terminal semiconductive device

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

220  DF  IN SHUNT WITH SOURCE OR LOAD {7}
223.~ Using a three or more terminal semiconductive device {3}
224  DF  .~.~> With additional series regulator
225  DF  .~.~> Plural devices
226  DF  .~.~> Linearly acting

DEFINITION

Classification: 323/223

Using a three or more terminal semiconductive device:

(under subclass 220) Subject matter wherein the final control device within the shunt circuit is a transistor or semiconductor controlled rectifier.

SEE OR SEARCH THIS CLASS, SUBCLASS:

265, 311 and 349, for semiconductive devices as final control devices in nonshunt regulators.