US PATENT SUBCLASS 363 / 156
.~ By passive phase shift elements

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}
156.~ By passive phase shift elements

DEFINITION

Classification: 363/156

By passive phase shift elements:

(under subclass 148) Subject matter wherein the phase conversion means includes resistive, capacitive, or inductive elements for phase shifting.

SEE OR SEARCH THIS CLASS, SUBCLASS:

155, for stationary transformer phase conversion with passive phase shift elements.