Patent · US Expired

Oxygen sensor

US4159234A · kind A · utility

9Cited by
4References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 21, 1978
Grant dateJun 26, 1979
Priority date
Expiry dateFeb 21, 1998

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N27/4077
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An oxygen sensor having a removably mounted shield (10) to protect the solid electrolyte tube (30) that extends from the sensor housing (20). In one embodiment of the invention the protective shield (10) includes a radially extending lip (12) that is snapped into an undercut (21) in the sensor housing (20).

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