Patent · US Expired

Class J time delay fuse

US5077534A · kind A · utility

32Cited by
2References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 19, 1990
Grant dateDec 31, 1991
Priority date
Expiry dateOct 19, 2010

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H85/0052
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A time-delay fuse (10) having parallel fusible element (22). The fuse element (22) is connected to a trigger mechanism (30) by solder or other meltable alloy. The trigger section (30) provides overload protection and the parallel fuse element (22) provide short circuit protection resulting in a time-delay fuse which can be used in places where there are size restrictions.

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