US PATENT SUBCLASS 323 / 341
.~.~.~ With motor driven tap switch

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

318  DF  EXTERNAL OR OPERATOR CONTROLLED {5}
328  DF  .~ Using a transformer or inductor as the final control device {6}
340  DF  .~.~ Having a variable length winding (e.g., tapped) as the final control device {3}
341.~.~.~ With motor driven tap switch

DEFINITION

Classification: 323/341

With motor driven tap switch:

(under subclass 340) Subject matter wherein the means to select between the several contacts is operated by a motor.

SEE OR SEARCH THIS CLASS, SUBCLASS:

256, for output level responsive devices of this type.