US PATENT SUBCLASS 363 / 164
.~ With automatic voltage magnitude control

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}
164.~ With automatic voltage magnitude control

DEFINITION

Classification: 363/164

With automatic voltage magnitude control:

(under subclass 157) Subject matter wherein the frequency conversion system includes cooperating separate sensing and control means for regulating the magnitude of the output voltage.

SEE OR SEARCH THIS CLASS, SUBCLASS:

165, for frequency conversion with automatic frequency control.