US PATENT SUBCLASS 310 / 68 D
.~.~.~.~ Conversion elements, (e.g., transformers, rectifiers, etc.)

Current as of: June, 1999
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310 /   HD   ELECTRICAL GENERATOR OR MOTOR STRUCTURE

10  DF  DYNAMOELECTRIC {5}
40 R  DF  .~ Rotary {28}
66  DF  .~.~ With other elements {7}
68 R  DF  .~.~.~ Electric circuit elements {9}
68 D.~.~.~.~ Conversion elements, (e.g., transformers, rectifiers, etc.)

Unofficial Alpha Subclasses: R A B C D E

DEFINITION

Classification: 310/68

(under subclass 66) Subject matter in which the other subject matter is one or more electric circuit elements.

SEE OR SEARCH CLASS

318, Electricity: Motor Power Systems,

830+, for induction motor systems having circuit control means built into the induction motor.