US PATENT SUBCLASS 337 / 246
.~.~.~.~ Cartridge or tube structure or material of construction

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}
142  DF  .~ Fusible element actuated {15}
227  DF  .~.~ Fuse link carrier or holder {2}
228  DF  .~.~.~ Cartridge or tube {9}
246.~.~.~.~ Cartridge or tube structure or material of construction {1}
247  DF  .~.~.~.~.~> Plural tubes (e.g., telescoping)

DEFINITION

Classification: 337/246

(under subclass 228) Subject matter wherein the cartridge or tube is specifically recited as comprising particular structural elements or consisting of a particular composition of matter; as, for instance, a ceramic mixture or synthetic resin compound.

SEE OR SEARCH THIS CLASS, SUBCLASS:

273, especially indented subclass 279, for arc suppression or extinguishing means comprising a tubular structure containing gas or vapor generating material.

SEE OR SEARCH CLASS

493, Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web,

269+, for making a paper fuse tube.

501, Compositions: Ceramic, appropriate subclasses for ceramic materials which are used as electric insulators, especially

127+, and 134+ for clay containing compositions; and subclasses 141+ for titanates and similar material containing compositions.