US PATENT SUBCLASS 337 / 405
.~.~.~.~ With fusible element opening the circuit (no mechanical contacts)

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

298  DF  THERMALLY ACTUATED SWITCHES {7}
401  DF  .~ With fusible, combustible or explosive material {5}
402  DF  .~.~ With manual, gravity-actuated or other mechanical contact control means {4}
403  DF  .~.~.~ Automatic cutout or disconnect type {2}
405.~.~.~.~ With fusible element opening the circuit (no mechanical contacts)

DEFINITION

Classification: 337/405

(under subclass 403) Subject matter wherein the fusible material comprises an integral part of an electrical circuit which is opened upon the melting or disintegration of the fuse element.