Patent · US Expired

Monolithic capacitor-varistor

US4811164A · kind A · utility

53Cited by
7References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 28, 1988
Grant dateMar 7, 1989
Priority date
Expiry dateMar 28, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/435
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A multilayer protective device is made by including a varistor composition (35) between a first plurality of interdigitated electrodes (30, 32) and a capacitor composition (36) between a second plurality of electrodes of the same device. The two compositions are chosen to have optimum sintering temperatures within about 10 percent of each other. Simultaneous sintering solidifies and laminates the two compositions into a single monolithic device.

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