US PATENT SUBCLASS 337 / 265
.~.~.~.~ With indicating means

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

14  DF  ELECTROTHERMALLY ACTUATED SWITCHES {9}
142  DF  .~ Fusible element actuated {15}
227  DF  .~.~ Fuse link carrier or holder {2}
255  DF  .~.~.~ Plug {5}
265.~.~.~.~ With indicating means {2}
266  DF  .~.~.~.~.~> Glow lamp or other incandescent means
267  DF  .~.~.~.~.~> Plunger or semaphore type

DEFINITION

Classification: 337/265

(under subclass 255) Subject matter including significant details of means associated with or forming an integral part of the structure of the plug type fuse carrier, whereby the physical condition of the fusible element may be readily ascertained as by visual or audible perception.

(1) Note. For other signals or indicators used in devices of this class, see the subclasses listed under SEARCH THIS CLASS, SUBCLASS in subclass 79.

SEE OR SEARCH THIS CLASS, SUBCLASS:

241+, above the cartridge fuse devices with indicating or inspection means. See (1) Note above.

SEE OR SEARCH CLASS

116, Signals and Indicators, 106, for fusible controlled thermal alarms and subclasses 216+ for visual indicators operable by changes of temperature.

200, Electricity: Circuit Makers and Breakers,

308+, for indicators for switches in general.

340, Communications: Electrical,

638+, for automatic alarms responsive to the condition of a fuse.

374, Thermal Measuring and Testing,

106, and 160 for indicative devices wherein a fusible element constitutes an indicator.