JPS6237758U - - Google Patents
Info
- Publication number
- JPS6237758U JPS6237758U JP12935285U JP12935285U JPS6237758U JP S6237758 U JPS6237758 U JP S6237758U JP 12935285 U JP12935285 U JP 12935285U JP 12935285 U JP12935285 U JP 12935285U JP S6237758 U JPS6237758 U JP S6237758U
- Authority
- JP
- Japan
- Prior art keywords
- filter
- smoke sensor
- sensor according
- heater
- exhaust gas
- 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
- 239000000779 smoke Substances 0.000 claims description 9
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 239000004065 semiconductor Substances 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Description
第１図は本考案のスモークセンサの第１実施例
の断面図、第２図はそのＡ―Ａ断面図、第３図は
その底面図、第４図は内燃機関の排ガス中のスモ
ーク濃度と一酸化炭素濃度との相関関係を示すグ
ラフ、第５図は本考案のスモークセンサの他の実
施態様を示す断面図である。
１…センサ部、２，１１…取付け部、３…排気
通路、５，１４…半導体素子、７，１６…フイル
タ、８，１５…電極（ヒータ）。
Fig. 1 is a sectional view of the first embodiment of the smoke sensor of the present invention, Fig. 2 is its AA sectional view, Fig. 3 is its bottom view, and Fig. 4 shows the smoke concentration in the exhaust gas of an internal combustion engine. A graph showing the correlation with carbon monoxide concentration, and FIG. 5 is a sectional view showing another embodiment of the smoke sensor of the present invention. DESCRIPTION OF SYMBOLS 1... Sensor part, 2, 11... Mounting part, 3... Exhaust passage, 5, 14... Semiconductor element, 7, 16... Filter, 8, 15... Electrode (heater).
Claims (1)
るスモークセンサにおいて、 一酸化炭素検出素子と、 該素子に覆設された排ガス濾過用フイルタと、 該フイルタに設けられたヒータと、 を備えたことを特徴とするスモークセンサ。 ２ 上記素子が半導体よりなる実用新案登録請求
の範囲第１項記載のスモークセンサ。 ３ 上記フイルタがセラミツクスよりなる実用新
案登録請求の範囲第１項又は第２項記載のスモー
クセンサ。 ４ 上記フイルタが導電性セラミツクスよりなり
、ヒータを兼ねる実用新案登録請求の範囲第１項
ないし第３項いずれか記載のスモークセンサ。[Scope of Claim for Utility Model Registration] 1. A smoke sensor for detecting smoke concentration in exhaust gas of an internal combustion engine, comprising: a carbon monoxide detection element, an exhaust gas filtration filter covered with the element, and a filter provided on the filter. A smoke sensor characterized by comprising a heater and. 2. The smoke sensor according to claim 1, wherein the element is made of a semiconductor. 3. The smoke sensor according to claim 1 or 2, wherein the filter is made of ceramics. 4. The smoke sensor according to any one of claims 1 to 3, wherein the filter is made of conductive ceramics and also serves as a heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12935285U JPS6237758U (en) | 1985-08-24 | 1985-08-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12935285U JPS6237758U (en) | 1985-08-24 | 1985-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6237758U true JPS6237758U (en) | 1987-03-06 |
Family
ID=31025854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12935285U Pending JPS6237758U (en) | 1985-08-24 | 1985-08-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6237758U (en) |
-
1985
- 1985-08-24 JP JP12935285U patent/JPS6237758U/ja active Pending
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