18816329. GAS SENSOR (DENSO CORPORATION)

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GAS SENSOR

Organization Name

DENSO CORPORATION

Inventor(s)

Shota Imada of Kariya-city (JP)

Takumi Ushikubo of Kariya-city (JP)

GAS SENSOR

This abstract first appeared for US patent application 18816329 titled 'GAS SENSOR



Original Abstract Submitted

A sensor element includes a gas sensor that includes a solid electrolyte body, a heater, and a protective layer. The protective layer covers a detection tip end portion of the sensor element and has a porosity of equal to or greater than 25%. The protective layer includes a shielding side portion and a heater side portion. The shielding side portion is a planar portion on a side of the protective layer on which the solid electrolyte body is positioned in an opposing direction of the solid electrolyte body and the heater. The heater side portion is a planar portion on a side of the protective layer on which the heater is positioned in the opposing direction. A thickness of the shielding side portion is greater than a thickness of the heater side portion.

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