Patent · US Expired

Spring timer for fuse

US5075664A · kind A · utility

22Cited by
2References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 12, 1989
Grant dateDec 24, 1991
Priority date
Expiry dateSep 12, 2009

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H85/36
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A trigger for a dual element time delay fuse includes a paper cap and a heater strip having locating ears thereon.

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