US PATENT SUBCLASS 318 / 284
.~.~ With means to delay reversing until motor substantially stops


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

280  DF  MOTOR-REVERSING {4}
283  DF  .~ Automatic and/or with time-delay means {3}
284.~.~ With means to delay reversing until motor substantially stops


DEFINITION

Classification: 318/284

(under subclass 283) Subject matter in which means are provided for delaying the application of electric energy to the motor in the reverse direction for reversing the motor until the motor has substantially stopped or has substantially come to rest from a previous operation in the opposite direction.

SEE OR SEARCH THIS CLASS, SUBCLASS:

285, for motor systems with means for initiating the reversal of an electric motor at a particular instant of time or after the lapse or a predetermined interval of time, or to effect reversal thereof a predetermined time after the initiation of the reversing control of the motor.

374, for motor braking systems wherein braking is produced by "plugging" and the flow of energy is interrupted when the motor speed drops to zero.