Patent · US Expired

Method of making an oxygen sensor

US4439911A · kind A · utility

4Cited by
9References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 16, 1982
Grant dateApr 3, 1984
Priority date
Expiry dateNov 16, 2002

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N27/4071
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

At least a portion of an oxygen sensor element support to which portion an oxygen sensor element directly contacts is constructed of an heat insulating material having very low thermal conductivity, so that the heat release from the oxygen sensor element is minimized.

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