JPS6275461U - - Google Patents
Info
- Publication number
- JPS6275461U JPS6275461U JP16734485U JP16734485U JPS6275461U JP S6275461 U JPS6275461 U JP S6275461U JP 16734485 U JP16734485 U JP 16734485U JP 16734485 U JP16734485 U JP 16734485U JP S6275461 U JPS6275461 U JP S6275461U
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical body
- electrodes
- closed end
- outer surfaces
- electrode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009792 diffusion process Methods 0.000 claims description 4
- 239000000446 fuel Substances 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 2
- 239000007784 solid electrolyte Substances 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims 3
- 229910052760 oxygen Inorganic materials 0.000 claims 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 2
- 239000007789 gas Substances 0.000 claims 2
- 239000003054 catalyst Substances 0.000 claims 1
- 239000008187 granular material Substances 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 239000002245 particle Substances 0.000 description 1
Landscapes
- Measuring Oxygen Concentration In Cells (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
Description
第１図は本考案の空燃比検出器の一実施例を示
す断面図、第２図は本考案の他の実施例を示す断
面図、第３図及び第４図は本考案の他の実施例の
一部を示す断面図、第５図及び第６図は本考案の
更に他の実施例を示す断面図、第７図及び第８図
は従来例を示す断面図である。
１…拡散孔、１′…拡散層、２…管状ヒータ、
４…固体電解質、５ａ，５ｂ，６ａ，６ｂ…電極
、８…触媒担持セラミツク粒、１１…多孔質体。
FIG. 1 is a cross-sectional view showing one embodiment of the air-fuel ratio detector of the present invention, FIG. 2 is a cross-sectional view showing another embodiment of the present invention, and FIGS. 3 and 4 are other embodiments of the present invention. FIGS. 5 and 6 are sectional views showing still another embodiment of the present invention, and FIGS. 7 and 8 are sectional views showing a conventional example. 1... Diffusion hole, 1'... Diffusion layer, 2... Tubular heater,
4... Solid electrolyte, 5a, 5b, 6a, 6b... Electrode, 8... Catalyst-supported ceramic particles, 11... Porous body.
Claims (1)
ガス拡散孔またはガス拡散層を設けた外側筒状体
内部に、一端を閉端部となし且つ内外両面に電極
を形成するにあたり少なくとも一方の電極を２つ
以上に区分して形成した酸素イオン透過性固体電
解質よりなる内側筒状体を内側筒状体と上記外側
筒状体の間に空間を存在させて挿入し、該空間内
に触媒を担持したセラミツク顆粒または粉末を充
填してなり、更に該内側筒状体の内外両面で一対
となる少なくとも一組の電極により酸素センサを
構成し、残りの組の電極または外側筒状体の内外
面に形成した電極により酸素ポンプを構成したこ
とを特徴とする空燃比検出器。 One end is a closed end, and an electrode is formed on both the inner and outer surfaces of the outer cylindrical body, which has one end as a closed end and a gas diffusion hole or a gas diffusion layer on the closed end or the side wall surface. An inner cylindrical body made of an oxygen ion permeable solid electrolyte formed by dividing one electrode into two or more parts is inserted with a space between the inner cylindrical body and the outer cylindrical body, and the inside of the space is The oxygen sensor is made up of at least one pair of electrodes on both the inner and outer surfaces of the inner cylindrical body, and the remaining pairs of electrodes or the outer cylindrical body are filled with ceramic granules or powder supporting a catalyst. An air-fuel ratio detector characterized in that an oxygen pump is configured by electrodes formed on the inner and outer surfaces of the air-fuel ratio detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16734485U JPS6275461U (en) | 1985-10-30 | 1985-10-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16734485U JPS6275461U (en) | 1985-10-30 | 1985-10-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6275461U true JPS6275461U (en) | 1987-05-14 |
Family
ID=31099189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16734485U Pending JPS6275461U (en) | 1985-10-30 | 1985-10-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6275461U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013024775A1 (en) * | 2011-08-17 | 2013-02-21 | 日本特殊陶業株式会社 | Gas sensor |
-
1985
- 1985-10-30 JP JP16734485U patent/JPS6275461U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013024775A1 (en) * | 2011-08-17 | 2013-02-21 | 日本特殊陶業株式会社 | Gas sensor |
| JPWO2013024775A1 (en) * | 2011-08-17 | 2015-03-05 | 日本特殊陶業株式会社 | Gas sensor |
| US9733208B2 (en) | 2011-08-17 | 2017-08-15 | Ngk Spark Plug Co., Ltd. | Gas sensor |
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