US PATENT SUBCLASS 310 / 240
.~.~.~.~.~ Brush-lifting

Current as of: June, 1999
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310 /   HD   ELECTRICAL GENERATOR OR MOTOR STRUCTURE

10  DF  DYNAMOELECTRIC {5}
40 R  DF  .~ Rotary {28}
219  DF  .~.~ Current collectors {7}
238  DF  .~.~.~ Fixed structure {2}
239  DF  .~.~.~.~ Brush holders or rigging {6}
240.~.~.~.~.~ Brush-lifting

DEFINITION

Classification: 310/240

(under subclass 239) Subject matter relating to means for lifting the brushes.

SEE OR SEARCH CLASS

318, Electricity: Motive Power Systems,

728, for induction motor systems in which the induction motor starts as a repulsion motor.

322, Electricity: Single Generator Systems,

54+, for this subject matter in a single generator system.