US PATENT SUBCLASS 322 / 39
.~ Electric motor control


Current as of: June, 1999
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322 /   HD   ELECTRICITY: SINGLE GENERATOR SYSTEMS

38  DF  DRIVING MEANS CONTROL {1}
39.~ Electric motor control


DEFINITION

Classification: 322/39

(under subclass 38) Subject matter wherein the generator is driven by an electric motor.

SEE OR SEARCH THIS CLASS, SUBCLASS:

9, for generator systems within the class definition which have the generator driven by a plurality of electric motors.

16, for this subject matter where the system includes controls for both the electric motor and the generator.

SEE OR SEARCH CLASS

363, Electric Power Conversion Systems,

102+, 150, and 174+ for dynamoelectric machine converter systems which may have electric motor driving means control or its equivalent. For the electric motor driven generator systems which are considered to be conversion systems, see "Prime Mover Driven Generator Systems--a. Electric Motor Driven Generator Systems" of the class definition of this class (322).