Patent · US Expired

Electric fuse

US6492747B1 · kind B1 · utility

28Cited by
17References
19Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 11, 2000
Grant dateDec 10, 2002
Priority date
Expiry dateAug 11, 2020

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H2085/0483
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The invention relates to a fuse having an input connection (1), an output connection (2) and two parallel current paths which connect both connections to one another. The current paths are namely a main current path (3) and a partial current path. The electric fuse comprises a single fuse element (5) arranged in the main current path (3). In addition, a switch (6) which is arranged inthe partial current path is provided. The switch (6) is configured in such a way that it opens when given limiting values are exceeded, said limiting values pertaining to the current flowing through the fuse and/or to the temperture of the fuse element.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.