US PATENT SUBCLASS 337 / 71
.~.~.~.~ Plural or responsive to diverse effects

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}
71.~.~.~.~ Plural or responsive to diverse effects

DEFINITION

Classification: 337/71

(under subclass 70) Subject matter wherein the latching or latch releasing structure includes significant details of a bimetallic device cooperatively combined with another art or a similar art device or wherein the device is responsive to more than a single actuating condition. For example; the latch means may be actuated by or released by a thermal current responsive device assisted by a mechanical impact member, or by a magnetic field means.

SEE OR SEARCH CLASS

335, Electricity: Magnetically Operated Switches, Magnets, and Electromagnets, appropriate subclasses for electromagnetically actuated latch or trip means combined with electrothermal elements in a magnetic circuit breaker.