US PATENT SUBCLASS 318 / 257
.~.~ With running-speed control
Current as of:
June, 1999
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318 /
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ELECTRICITY: MOTIVE POWER SYSTEMS
255
DF
PLURAL DIVERSE MOTOR CONTROLS
{4}
256
DF
.~ Motor-reversing {4}
257
.~.~ With running-speed control {2}
258
DF
.~.~.~
> And braking {1}
260
DF
.~.~.~
> And acceleration control
DEFINITION
Classification: 318/257
(under subclass 256) Subject matter in which means are provided for also controlling the running-speed of an electric motor.
(1) Note. For a definition of "running-speed control" see the class definition.
SEE OR SEARCH THIS CLASS, SUBCLASS:
55+, for plural motor systems having means for effecting plural motor operations including reversing and running speed control.
268+, and the subclasses specified in the Notes thereto, for
motor systems having means for effecting running speed control and another control operation.
