Leanness sensor

Chemistry: electrical and wave energy – Apparatus – Electrolytic

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Details

204424, 204425, 204427, G01N 2758, G01N 2730

Patent

active

044526873

ABSTRACT:
A leanness sensor has a sensor element made of an oxygen-permeable solid electrolyte and having a cylindrical form or a form like a vessel closed at one end thereof. The sensor element is provided with metallic electrodes formed on the inner and outer surfaces thereof. An inner metallic member and an outer metallic member are mounted on the sensor element and electrically connected to the metallic electrodes. The sensor element is fixed to the inner side of the end portion of a cylindrical insulating tube.

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patent: 4339320 (1982-07-01), Friese et al.
patent: 4347113 (1982-08-01), Fischer et al.
patent: 4362609 (1982-12-01), Sano et al.

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