US PATENT SUBCLASS 318 / 145
.~.~ Terminal voltage or counter e.m.f. of motor


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

140  DF  GENERATOR-FED MOTOR SYSTEMS HAVING GENERATOR CONTROL {9}
141  DF  .~ Automatic generator control and/or with time-delay means {5}
145.~.~ Terminal voltage or counter e.m.f. of motor


DEFINITION

Classification: 318/145

(under subclass 141) Subject matter in which means are provided for controlling the generator in response to the magnitude or the rate of change of magnitude of the terminal voltage or the counter electromotive force of the motor.

SEE OR SEARCH THIS CLASS, SUBCLASS:

458, and the subclasses specified in the Notes thereto, for other motor control systems which are responsive to the rate-of-change of an electrical condition.

459, and the subclasses specified in the Notes thereto, for other motor control systems which are responsive to the terminal or counter electromotive force of the motor.

SEE OR SEARCH CLASS

322, Electricity: Single Generator Systems,

19, for generator control systems responsive to rate-of-change of an electrical condition; subclass 29 for automatic generator control in response to generator voltage.