US PATENT SUBCLASS 314 / 106
.~.~ Plural electromagnet coils

Current as of: June, 1999
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314 /   HD   ELECTRIC LAMP AND DISCHARGE DEVICES: CONSUMABLE ELECTRODES

101  DF  RELEASABLE ELECTRODE OR RODGRIPPER TYPE {4}
105  DF  .~ Electromagnetically operated {2}
106.~.~ Plural electromagnet coils {3}
107  DF  .~.~.~> Three or more
108  DF  .~.~.~> Interconnected lever systems {1}
110  DF  .~.~.~> Coaxial coils

DEFINITION

Classification: 314/106

(under subclass 105) Subject matter having two or more electromagnet coils which may be on the same or different cores. Usually one of the coils is connected in an electrical shunt with the discharge space and the other in series electrically with the discharge space.

SEE OR SEARCH THIS CLASS, SUBCLASS:

121, for other consumable electrode discharge devices provided with two or more electromagnet coils for controlling the electrode movement.