US PATENT SUBCLASS 337 / 285
.~.~.~.~ Automatic selective means (e.g., repeater type)


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}
283  DF  .~.~ Plural independent fuses {1}
284  DF  .~.~.~ Selectively or sequentially inserted in same protected circuit {2}
285.~.~.~.~ Automatic selective means (e.g., repeater type) {2}
286  DF  .~.~.~.~.~> With delayed action selective means {1}
288  DF  .~.~.~.~.~> Transfer or interlock means


DEFINITION

Classification: 337/285

(under subclass 284) Subject matter wherein the selection means is specifically recited as automatically operative.

SEE OR SEARCH CLASS

335, Electricity: Magnetically Operated Switches, Magnets,

and Electromagnets,

142, for an electromagnetically operated switch with a plurality of automatically selective fuses.