US PATENT SUBCLASS 318 / 524-- .~.~ Convertible number-of-poles type (e.g., 4-pole or 6-pole)

US PATENT SUBCLASS 318 / 524
.~.~ Convertible number-of-poles type (e.g., 4-pole or 6-pole)

Current as of: June, 1999
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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}
524		.~.~ Convertible number-of-poles type (e.g., 4-pole or 6-pole)

DEFINITION

Classification: 318/524

(under subclass 523) Subject matter in which means are provided for establishing one number of field poles at one time and another number at another time (e.g., 4-pole and 6-poles).

SEE OR SEARCH THIS CLASS, SUBCLASS:

704, for this subject matter in synchronous motor systems.

773, for this subject matter in induction motor systems.

SEE OR SEARCH CLASS

322, Electricity: Single Generator Systems,

62, for generator systems, having a generator having a convertible number of sets of poles.