US PATENT SUBCLASS 318 / 509
.~.~ Plural, diverse or diversely controlled impedances


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

494  DF  ARMATURE (OR PRIMARY) CIRCUIT CONTROL {9}
508  DF  .~ Impedance-controlled {4}
509.~.~ Plural, diverse or diversely controlled impedances {1}
510  DF  .~.~.~> Including both reactor and condenser


DEFINITION

Classification: 318/509

(under subclass 508) Subject matter in which there are provided a plurality of impedance devices each of which is directly connected in the armature or primary circuit of the motor and in which one of the impedance devices is structurally different, differently controlled or connected than another of the impedances.

SEE OR SEARCH THIS CLASS, SUBCLASS:

504, and the subclasses specified in the Notes thereto, for voltage conversion (e.g., voltage dividers, etc.) in motor

systems.

SEE OR SEARCH CLASS

323, Electricity: Power Supply or Regulation Systems,

364, for plural impedance networks, per se.