US PATENT SUBCLASS 337 / 257
.~.~.~.~.~ Selectively or successively insertable in protected circuit

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}
255  DF  .~.~.~ Plug {5}
256  DF  .~.~.~.~ Plural fusible elements in a single carrier {1}
257.~.~.~.~.~ Selectively or successively insertable in protected circuit {1}
258  DF  .~.~.~.~.~.~> Selection means {1}

DEFINITION

Classification: 337/257

(under subclass 256) Subject matter including significantly recited means whereby the individual fusible elements may be selectively or successively inserted into a common electric circuit. The selection means may be either automatic or manually operated.