Oxygen sensor

Details Oxygen sensor Oxygen sensor

1982-08-03

1985-03-19

Tung, T.

Chemistry: electrical and wave energy

Apparatus

Electrolytic

204426, 204427, 204428, 204429, 204412, 29620, 156 89, 264 61, 4271265, G01N 2746

Patent

active

045058075

ABSTRACT:
The disclosed oxygen sensor includes three plate-like elements disposed in parallel and a heater, i.e., an oxygen pump element with electrodes and said heater disposed adjacent thereto, an oxygen concentration cell element with electrodes, and an insulating board disposed between the first two elements and having a hole bored therethrough at a position between the opposing electrodes of the first two elements so as to define a cavity therebetween, said insulating board further having at least one passage communicating said cavity to outside of said oxygen sensor.

REFERENCES:
patent: 3791937 (1974-02-01), Besson et al.
patent: 4264425 (1981-04-01), Kimura et al.
patent: 4272329 (1981-06-01), Hetrick et al.
patent: 4294679 (1981-10-01), Maurer et al.
patent: 4300991 (1981-11-01), Chiba et al.
patent: 4359989 (1982-11-01), Masaki et al.

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