US PATENT SUBCLASS 337 / 276
.~.~.~ Dielectric filler material or compound (e.g., quartz)


Current as of: June, 1999
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337 /   HD   ELECTRICITY: ELECTROTHERMALLY OR THERMALLY ACTUATED SWITCHES

14  DF  ELECTROTHERMALLY ACTUATED SWITCHES {9}
142  DF  .~ Fusible element actuated {15}
273  DF  .~.~ With arc suppression or extinguishing means {6}
276.~.~.~ Dielectric filler material or compound (e.g., quartz) {2}
277  DF  .~.~.~.~> Liquid (e.g., hydrocarbon)
278  DF  .~.~.~.~> Dielectric gap or barrier means (e.g., wedging dielectric)


DEFINITION

Classification: 337/276

(under subclass 273) Subject matter wherein the suppression or extinguishing means includes or consists of a dielectric material surrounding the fusible element.

SEE OR SEARCH CLASS

106, Compositions: Coating or Plastic, appropriate subclasses, particularly

163.01+, for arc extinguishing materials containing a cellulose or derivative.