Title:
GAS SENSOR
Document Type and Number:
WIPO Patent Application WO/2022/224764
Kind Code:
A1
Abstract:
This gas sensor is provided with a sensor element (2), and the sensor element (2) includes a solid electrolyte body (3), a detecting electrode (4A), and a reference electrode (4B). The solid electrolyte body (3) is in the shape of a bottomed cylinder, and is configured from a solid electrolyte material having ion conductivity. The detecting electrode (4A) is provided on the outside of the solid electrolyte body (3), in a state of being exposed to a detection target gas (G). The reference electrode (4B) is provided on the inside of the solid electrolyte body (3), in a state of being exposed to a reference gas (A). A porous layer (23) having multiple pores is provided between the solid electrolyte body (3) and the reference electrode (4B).
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Inventors:
SAITO AKIRA (JP)
KAMIYA YASUTAKA (JP)
KAMIMURA NAOKI (JP)
KAMIYA YASUTAKA (JP)
KAMIMURA NAOKI (JP)
Application Number:
PCT/JP2022/015790
Publication Date:
October 27, 2022
Filing Date:
March 30, 2022
Export Citation:
Assignee:
DENSO CORP (JP)
International Classes:
G01N27/41
Domestic Patent References:
WO2020246174A1 | 2020-12-10 | |||
WO2016143610A1 | 2016-09-15 |
Foreign References:
JPH09507915A | 1997-08-12 | |||
JPS6225251A | 1987-02-03 | |||
JPS6435359A | 1989-02-06 | |||
US20100059374A1 | 2010-03-11 |
Attorney, Agent or Firm:
AICHI, TAKAHASHI, IWAKURA & ASSOCIATES (JP)
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