US PATENT SUBCLASS 363 / 149
.~ With automatic voltage magnitude or phase angle control

Current as of: June, 1999
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363 /   HD   ELECTRIC POWER CONVERSION SYSTEMS

148  DF  PHASE CONVERSION (Ph1-Ph2) WITHOUT INTERMEDIATE CONVERSION TO D.C. {5}
149.~ With automatic voltage magnitude or phase angle control

DEFINITION

Classification: 363/149

With automatic voltage magnitude or phase angle control:

(under subclass 148) Subject matter wherein the system is provided with automatic current or voltage magnitude or automatic phase angle controls.

(1) Note. Phase angle control includes power factor control.

SEE OR SEARCH THIS CLASS, SUBCLASS:

74+, for automatic current or voltage magnitude control means.

SEE OR SEARCH CLASS

323, Electricity: Power Supply or Regulation Systems,

212, 303 for automatic phase and voltage regulators.