Patent · US Expired

Gas sensor, particularly oxygen sensor exposed to combustion exhaust gases

US4560463A · kind A · utility

20Cited by

7References

13Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Thomas Frey · Friolzheim, DE
Werner Grunwald · Gerlingen, DE
Gunther Knoll · Stuttgart, DE
Helmut Weyl

Key dates

Filing date	Jul 19, 1984
Grant date	Dec 24, 1985
Priority date	—
Expiry date	Jul 19, 2004

Classification

Technology area (CPC G)Physics
CPC primaryG01N27/4067
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A rod-like electrical heating element is incorporated in the interior of a tubular solid electrolyte sensor connecting zones of the heating element are disposed on the end face thereof remote from the sensing end. Electrical connecting parts are pressed against the connecting zones of the heating element by means of a spring element. These electrical connecting parts are in electrical contact with the connecting cable of the gas sensor via conductor wires, leads or other connecting means.

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