US PATENT SUBCLASS 337 / 238
.~.~.~.~ With fuse link tensioning means


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}
227  DF  .~.~ Fuse link carrier or holder {2}
228  DF  .~.~.~ Cartridge or tube {9}
238.~.~.~.~ With fuse link tensioning means {1}
239  DF  .~.~.~.~.~> Spring or other energy storage means {1}


DEFINITION

Classification: 337/238

(under subclass 228) Subject matter including significant details of means associated with the tube or cartridge whereby the fuse link or element is maintained in the tube under the tension when in the unfused condition. The fuse tensioning means may and generally does act to separate the ends of the fusible element when melting takes place.

SEE OR SEARCH THIS CLASS, SUBCLASS:

217+, for fuse structure with extraction or explusion means whose primary function is to remove the unblown remnants of the fuse element after rupture, but which may incidently serve as fuse element tensioning means.