JPS6448664U - - Google Patents
Info
- Publication number
- JPS6448664U JPS6448664U JP14424287U JP14424287U JPS6448664U JP S6448664 U JPS6448664 U JP S6448664U JP 14424287 U JP14424287 U JP 14424287U JP 14424287 U JP14424287 U JP 14424287U JP S6448664 U JPS6448664 U JP S6448664U
- Authority
- JP
- Japan
- Prior art keywords
- oxygen concentration
- protective tube
- concentration sensor
- carbon
- sensor according
- 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
- 238000007664 blowing Methods 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 4
- 229910052760 oxygen Inorganic materials 0.000 claims 4
- 239000001301 oxygen Substances 0.000 claims 4
- 230000001681 protective effect Effects 0.000 claims 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 3
- 229910052799 carbon Inorganic materials 0.000 claims 3
Landscapes
- Measuring Oxygen Concentration In Cells (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
Description
第１図は本考案の第１実施例を示す断面図、第
２図は第２実施例を示す断面図である。
２…センサ本体、３…センサ素子、４…保護チ
ユーブ、５…反応室、７…セラミツクヒータ、８
…空気噴出装置。
FIG. 1 is a sectional view showing a first embodiment of the present invention, and FIG. 2 is a sectional view showing a second embodiment. 2...Sensor body, 3...Sensor element, 4...Protection tube, 5...Reaction chamber, 7...Ceramic heater, 8
...Air blowing device.
Claims (1)
保護チユーブを設け、この保護チユーブに排気取
入孔を形成した酸素濃度センサにおいて、前記排
気取入孔に付着するカーボンの除去手段を備えた
ことを特徴とする酸素濃度センサ。 ２ カーボンの除去手段が、保護チユーブに内蔵
したセラミツクヒータであることを特徴とする実
用新案登録請求の範囲第１項記載の酸素濃度セン
サ。 ３ カーボンの除去手段が、保護チユーブ内に空
気を噴出する空気噴出装置であることを特徴とす
る実用新案登録請求の範囲第１項記載の酸素濃度
センサ。[Claims for Utility Model Registration] 1. In an oxygen concentration sensor in which a protective tube is provided to cover the periphery of a sensor element at a predetermined interval, and an exhaust intake hole is formed in the protective tube, An oxygen concentration sensor characterized by being equipped with a means for removing carbon. 2. The oxygen concentration sensor according to claim 1, wherein the carbon removing means is a ceramic heater built into the protective tube. 3. The oxygen concentration sensor according to claim 1, wherein the carbon removing means is an air blowing device that blows air into the protective tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14424287U JPS6448664U (en) | 1987-09-21 | 1987-09-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14424287U JPS6448664U (en) | 1987-09-21 | 1987-09-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6448664U true JPS6448664U (en) | 1989-03-27 |
Family
ID=31411777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14424287U Pending JPS6448664U (en) | 1987-09-21 | 1987-09-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6448664U (en) |
-
1987
- 1987-09-21 JP JP14424287U patent/JPS6448664U/ja active Pending