Patent · US Expired

Method of fabricating non-linear resistor

US5614138A · kind A · utility

1Cited by
4References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 7, 1995
Grant dateMar 25, 1997
Priority date
Expiry dateFeb 7, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01C7/112
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A mixture of calcinated metallic oxides are mixed with ZnO and SiO.sub.2, granulated, compacted and then sintered to form a nonlinear resistor. After sintering, the formed ZnO resistor elements are heat treated, preferably in a two-step heat treating process.

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