US PATENT SUBCLASS 337 / 303
.~.~.~ With predetermined operative cycle adjusting means

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

298  DF  THERMALLY ACTUATED SWITCHES {7}
301  DF  .~ With mechanical timing means (e.g., clockwork) {2}
302  DF  .~.~ Periodic or cyclically operative {1}
303.~.~.~ With predetermined operative cycle adjusting means

DEFINITION

Classification: 337/303

(under subclass 302) Subject matter including means whereby the interval of time during which the thermally responsive device is active or inactive, to control the contacts of a circuit, may be predeterminedly fixed.

SEE OR SEARCH THIS CLASS, SUBCLASS:

93, for cyclically controlled electrothermal, bimetallic element switches with means to adjust cyclical period.