US PATENT SUBCLASS 337 / 397
.~.~ Plural deformable elements in single switch


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

298  DF  THERMALLY ACTUATED SWITCHES {7}
382  DF  .~ With longitudinally expansible solid element {7}
397.~.~ Plural deformable elements in single switch


DEFINITION

Classification: 337/397

(under subclass 382) Subject matter including at least two or more thermally responsive expansible solid elements acting either singly, conjointly, or cooperatively in such a manner as to control the contact opening and/or closing operation in a single switch device.

SEE OR SEARCH THIS CLASS, SUBCLASS:

38+, for electrothermally actuated switches utilizing a plurality of bimetallic elements combined with a single contact operating means.

95+, for electrothermally actuated switches utilizing plural bimetallic elements directly actuating movable contacts.

307+, for thermally actuated switches utilizing plural expansible or vaporizable fluid devices.

335+, for thermally actuated switches utilizing plural bimetallic elements combined with a single mechanical means. SEE OR SEARCH CLASS

374, Thermal Measuring and Testing,

204, for thermometers utilizing plural expanding solid elements.