US PATENT SUBCLASS 318 / 525
.~.~ Differentially wound or energized windings


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

521  DF  FIELD OR SECONDARY CIRCUIT CONTROL {6}
523  DF  .~ Plural, diverse or diversely connected or controlled field windings {6}
525.~.~ Differentially wound or energized windings


DEFINITION

Classification: 318/525

(under subclass 523) Subject matter in which means are provided for energizing one or more field producing windings, turns, or conductors, so as to produce a magnetic field in one direction in a magnetic path, and for energizing one or more other windings, turns, or conductors so as to produce a magnetic field in the opposite direction in the same magnetic path either at the same time or at different times.

SEE OR SEARCH THIS CLASS, SUBCLASS:

499, and subclasses specified in the Notes thereto, for motor systems having a motor with plural armature or primary windings wound in magnetic opposition.

SEE OR SEARCH CLASS

322, Electricity: Single Generator Systems,

64, for generator systems having a generator with plural, differentially related, field windings.