US PATENT SUBCLASS 337 / 79
.~.~.~ With signal or indicating means

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


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}
79.~.~.~ With signal or indicating means

DEFINITION

Classification: 337/79

(under subclass 37) Subject matter including significant details of audible or visual means whereby the operative condition, i.e., opened or closed, of the switch is readily ascertainable.

SEE OR SEARCH THIS CLASS, SUBCLASS:

206, for electrothermal fusible element switch with operational condition indicator.

241+, for electrothermal cartridge or tubular fuses with indicating or inspecting means.

265+, for electrothermal plug fuses with indicator.

332, for thermal expansible fluid actuated switch with signal, alarm, or visual indicator. 376, for thermal bimetallic element switch with signal or indicator.

417, for indicators in general specifically adapted for use with electrothermal and thermally actuated switches.

SEE OR SEARCH CLASS

200, Electricity: Circuit Makers and Breakers,

308+, for indicators peculiar to circuit makers and breakers of the mechanical type.

340, Communications: Electrical,

635+, for signals and indicators which are automatically responsive to the condition of electrical apparatus.