US PATENT SUBCLASS 318 / 57-- .~.~.~ And braking

US PATENT SUBCLASS 318 / 57
.~.~.~ And braking

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

34	DF	PLURAL, DIVERSE OR DIVERSELY CONTROLLED ELECTRIC MOTORS {22}
53	DF	.~ Plural, diverse motor controls {4}
54	DF	.~.~ Motor-reversing {3}
57		.~.~.~ And braking

DEFINITION

Classification: 318/57

(under subclass 54) Subject matter in which means are also provided for controlling the motors by braking.

SEE OR SEARCH THIS CLASS, SUBCLASS:

56, for this subject matter where the system includes means for reversing and braking with running-speed control of the plural motors.

63, and the subclasses specified in the search Notes thereto, for other plural motor systems having means for controlling

the braking and another different type of operation of the motor.

258+, and 261+, for the single motor systems having control means for reversing and braking the motor.