US PATENT SUBCLASS 337 / 44
.~.~.~.~ Selectively or alternately actuated

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}
41  DF  .~.~.~ Multiple contact or plural circuit control means {3}
44.~.~.~.~ Selectively or alternately actuated

DEFINITION

Classification: 337/44

(under subclass 41) Subject matter including significant means whereby each of a plurality of contact pairs may be actuated selectively, alternately or sequentially. The movable contact may be a single contact common to each pair, i.e., may constitute the movable contact for each pair selectively.

SEE OR SEARCH THIS CLASS, SUBCLASS:

340, for switches of similar type with thermally responsive bimetallic element actuator.

SEE OR SEARCH CLASS

99, Foods and Beverages: Apparatus,

325+, for cooking apparatus with automatic control utilizing thermoelectric means controlling a plurality of circuits.

200, Electricity: Circuit Makers and Breakers, 35+, for mechanical clock train operated switches with plural contacts and bimetallic latching or holding means.

219, Electric Heating,

510+, for electric heating devices with thermally controlled switching means having plural contacts.

307, Electrical Transmission or Interconnection Systems,

112+, especially subclasses 116+, for electrical switching systems having heat responsive means which may be bimetallic.

335, Electricity: Magnetically Operated Switches, Magnets, and Electromagnets,

106+, for magnetically actuated switches of the plural contact type.