US PATENT SUBCLASS 337 / 184
.~.~.~.~ Directly in series with or completing controlled circuit

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}
182  DF  .~.~ With external or auxiliary heating means {2}
183  DF  .~.~.~ Resistive heater {1}
184.~.~.~.~ Directly in series with or completing controlled circuit

DEFINITION

Classification: 337/184

(under subclass 183) Subject matter wherein the resistor means is recited as being directly in series with or completing the controlled electric circuit.