US PATENT SUBCLASS 337 / 78
.~.~.~.~ Utilizing plural bimetallic elements


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

14  DF  ELECTROTHERMALLY ACTUATED SWITCHES {9}
36  DF  .~ With bimetallic elements (i.e., motion takes place in a plane at right angles to its major axis) {10}
37  DF  .~.~ With manual or other mechanical contact controlling means {12}
70  DF  .~.~.~ Latch or latch-release means {7}
78.~.~.~.~ Utilizing plural bimetallic elements


DEFINITION

Classification: 337/78

(under subclass 70) Subject matter wherein the latch or latch release structure includes significant details of at least two or more bimetallic elements acting conjointly on a single latch or trip device.

(1) Note. Subclass 101 provides for those devices where the second bimetallic element serves only as an ambient temperature compensating device for the first.