US PATENT SUBCLASS 318 / 377
.~.~.~ With additional source of e.m.f.

Current as of: June, 1999
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318 /   HD   ELECTRICITY: MOTIVE POWER SYSTEMS

362  DF  BRAKING {7}
375  DF  .~ Dynamic braking {2}
376  DF  .~.~ Regenerative {1}
377.~.~.~ With additional source of e.m.f. {1}
378  DF  .~.~.~.~> In series with armature or primary circuit

DEFINITION

Classification: 318/377

(under subclass 376) Subject matter in which means are provided for producing a voltage comprising means other than that which constitutes the source of armature or primary circuit voltage for the motor when operating as a motor and other than the motor itself when operating as a generator during braking.

SEE OR SEARCH THIS CLASS, SUBCLASS:

89, for braking in plural motor systems wherein one or more motors are converted into generators for supplying exciting current to other motors operating as generators.