Patent · US Expired

Plate-like ceramic heater

US4806739A · kind A · utility

12Cited by
4References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 17, 1987
Grant dateFeb 21, 1989
Priority date
Expiry dateDec 17, 2007

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05B3/283
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A heater including an electron-conductive pattern designed to generate heat, which has a partially and/or entirely stabilized ZrO.sub.2 -base substrate, an Al.sub.2 O.sub.3 -base coating layer disposed on the surface of the substrate, and an electron-conductive pattern to generate heat disposed on the coating layer.

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