Chemistry: electrical and wave energy – Apparatus – Electrolytic
Patent
1981-02-11
1983-09-20
Tung, T.
Chemistry: electrical and wave energy
Apparatus
Electrolytic
174 74R, G01N 2746
Patent
active
044054297
ABSTRACT:
An oxygen detector for detecting concentration of oxygen in exhaust gas delivered from various kinds of combustion apparatus inclusive of an internal combustion engine or the like and comprising a resilient portion operative to apply a tensile or compressive force to a coil-shaped terminal of a center conductor threadedly engaged with the threaded open end of an inner electrode layer of an oxygen detection element.
REFERENCES:
patent: 4088555 (1978-05-01), Kita et al.
patent: 4127464 (1978-11-01), Ichikawa et al.
patent: 4141813 (1979-02-01), Kita et al.
patent: 4210510 (1980-07-01), Grimes
patent: 4218297 (1980-08-01), Henault et al.
United States Defensive Publication T979,002, Feb. 6, 1979.
N G K Spark Plug Co., Ltd.
Tung T.
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