US PATENT SUBCLASS 337 / 157
.~.~.~.~ Mechanical fuse link rupturing 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}
143  DF  .~.~ With manual or other mechanical contact control means {8}
156  DF  .~.~.~ Manually operated shunting, disconnect or load-break device {1}
157.~.~.~.~ Mechanical fuse link rupturing means

DEFINITION

Classification: 337/157

(under subclass 156) Subject matter including means whereby the fuse link may be physically broken or otherwise ruptured by mechanical means entirely independent of any melting action due to current passing therethrough and without causing the displacement of the fuse contacts relative to the main line contacts.