US PATENT SUBCLASS 318 / 515
.~.~.~ Having short-circuiting means

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}
514  DF  .~.~ Resistor-controlled {1}
515.~.~.~ Having short-circuiting means {1}
516  DF  .~.~.~.~> Short-circuited step-by-step

DEFINITION

Classification: 318/515

(under subclass 514) Subject matter in which means are provided for short circuiting the resistor in whole or in substantial part by a conductor of negligible resistance.

SEE OR SEARCH CLASS

322, Electricity: Single Generator Systems,

83, for generation systems in which means are provided for short-circuiting the field circuit resistors.

323, Electricity: Power Supply or Regulation Systems,

295, 298, for control systems in general which include short circuited resistors as the controlling element.