Gas sensor incorporating a multilayered gas sensing element

Details Gas sensor incorporating a multilayered gas sensing element Gas sensor incorporating a multilayered gas sensing element

2007-01-09

2007-01-09

Nguyen, Nam (Department: 1753)

Chemistry: electrical and wave energy

Apparatus

Electrolytic

C204S424000

Reexamination Certificate

active

10404122

ABSTRACT:
A multilayered gas sensing element2is positioned in a cylindrical housing10via a cylindrical insulator3.The multilayered gas sensing element2includes a narrow-width portion21and a wide-width portion22.The wide-width portion22is in a fixed relationship with respect to the insulator3.The narrow-width portion21is in a floating relationship with respect to the insulator3.The narrow-width portion21has a gas sensing portion for detecting the concentration of a specific gas contained in a measuring objective gas.

REFERENCES:
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patent: 5419828 (1995-05-01), Nakano et al.
patent: 5830339 (1998-11-01), Watanabe et al.
patent: 2003/0146093 (2003-08-01), Akiyama et al.
patent: 7-120429 (1995-05-01), None
patent: 2659793 (1997-06-01), None

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