US PATENT SUBCLASS 337 / 203
.~.~.~ With gaseous venting or expulsion means (from the housing)

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}
186  DF  .~.~ Housing, casing or support means {11}
203.~.~.~ With gaseous venting or expulsion means (from the housing)

DEFINITION

Classification: 337/203

(under subclass 186) Subject matter including means whereby any gas originating within the housing or casing as a result of the operation of the fusible device is either slowly vented or rapidly expelled.