JPH0171662U - - Google Patents
Info
- Publication number
- JPH0171662U JPH0171662U JP1987167836U JP16783687U JPH0171662U JP H0171662 U JPH0171662 U JP H0171662U JP 1987167836 U JP1987167836 U JP 1987167836U JP 16783687 U JP16783687 U JP 16783687U JP H0171662 U JPH0171662 U JP H0171662U
- Authority
- JP
- Japan
- Prior art keywords
- spacer
- substrate
- powder
- cylindrical case
- holder
- 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
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
Description
第１図は本考案の一実施例を示す酸素センサの
断面図、第２図は第１図の加締め部分を示す部分
拡大図、第３図は従来の酸素センサを示す断面図
である。
１……酸素センサ、２……基板、３……センサ
素子部、４……碍子、５……ホルダ、８……イン
ナーケース、９……タルク、１０……グラフアイ
ト、１１……スペーサ、２０……ワツシヤー。
FIG. 1 is a sectional view of an oxygen sensor according to an embodiment of the present invention, FIG. 2 is a partially enlarged view of the crimped portion of FIG. 1, and FIG. 3 is a sectional view of a conventional oxygen sensor. DESCRIPTION OF SYMBOLS 1... Oxygen sensor, 2... Substrate, 3... Sensor element part, 4... Insulator, 5... Holder, 8... Inner case, 9... Talc, 10... Graphite, 11... Spacer, 20...Watsiyaa.
Claims (1)
えた基板の中間部をホルに嵌合保持させると共に
、該ホルダの基端側外周に嵌合固定される筒状ケ
ースの内周と前記基板の基端側外周とにより囲ま
れる空間に投入した粉体を、前記基板を挿通して
前記筒状ケースに嵌挿されるスペーサを介して前
記ホルダ方向に圧入することにより、前記基板を
前記筒状ケース内に前記粉体を介して抱締固定す
ると共に、前記筒状ケースを加締めて内方に絞る
ことにより該絞り部と前記粉体との間に前記スペ
ーサを固定するよう構成された酸素センサにおい
て、前記基板が所定以上の隙間を介して挿通され
る内径に形成されたワツシヤーを前記スペーサの
上端面に積層介装し、該ワツシヤーと前記スペー
サとを前記絞り部と前記粉体との間に一体に固定
するよう構成したことを特徴とする酸素センサ。 The intermediate portion of the substrate, which has a sensor element portion for detecting oxygen concentration at the tip thereof, is fitted and held in the holder, and the inner periphery of the cylindrical case, which is fitted and fixed to the outer periphery of the proximal end of the holder, and the substrate By inserting the powder into the space surrounded by the outer periphery of the base end and press-fitting it in the direction of the holder via a spacer that is inserted into the cylindrical case through the substrate, the substrate is inserted into the cylindrical case. an oxygen sensor configured to hold and fix the spacer within the powder via the powder, and fix the spacer between the squeezed portion and the powder by tightening the cylindrical case and squeezing inward; A washer formed to have an inner diameter through which the substrate is inserted through a gap greater than a predetermined distance is laminated and interposed on the upper end surface of the spacer, and the washer and the spacer are interposed between the constricted portion and the powder. An oxygen sensor characterized by being configured to be integrally fixed to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987167836U JPH0171662U (en) | 1987-11-04 | 1987-11-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987167836U JPH0171662U (en) | 1987-11-04 | 1987-11-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0171662U true JPH0171662U (en) | 1989-05-12 |
Family
ID=31456487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987167836U Pending JPH0171662U (en) | 1987-11-04 | 1987-11-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0171662U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010223615A (en) * | 2009-03-19 | 2010-10-07 | Ngk Spark Plug Co Ltd | Sensor |
| US8413482B2 (en) | 2008-12-10 | 2013-04-09 | Ngk Spark Plug Co., Ltd. | Sensor |
-
1987
- 1987-11-04 JP JP1987167836U patent/JPH0171662U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8413482B2 (en) | 2008-12-10 | 2013-04-09 | Ngk Spark Plug Co., Ltd. | Sensor |
| JP2010223615A (en) * | 2009-03-19 | 2010-10-07 | Ngk Spark Plug Co Ltd | Sensor |
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