US PATENT SUBCLASS 318 / 298
.~.~.~ Simultaneous energization

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


318 /   HD   ELECTRICITY: MOTIVE POWER SYSTEMS

280  DF  MOTOR-REVERSING {4}
296  DF  .~ Field circuit control {2}
297  DF  .~.~ Plural, diverse or diversely controlled field windings {1}
298.~.~.~ Simultaneous energization {1}
299  DF  .~.~.~.~> With means for short-circuiting a winding

DEFINITION

Classification: 318/298

(under subclass 297) Subject matter in which means are provided for energizing all of the field windings at the same time.

SEE OR SEARCH THIS CLASS, SUBCLASS:

521+, particularly 524 to 527 and the subclasses specified in the Notes thereto, for miscellaneous control systems for motors having two or more field windings which are simultaneously energized.