US PATENT SUBCLASS 318 / 163
.~ Motor running-speed control


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

162  DF  CONTROL BY PATTERNS OR OTHER PREDETERMINED SCHEDULE MEANS {1}
163.~ Motor running-speed control {1}
164  DF  .~.~> Cyclically varying or repeated speed schedules


DEFINITION

Classification: 318/163

(under subclass 162) Subject matter in which means are provided for automatically varying the running speed of a motor in accordance with a predetermined schedule means.

(1) Note. For example merely, speed control means which are actuated by a constant speed perforated sheet or by a constant speed cam and follower arrangement so as to cause the motor to run at different speeds as different portions of the perforated sheet or cam surface past a control position,

are included in this group.