JPS60129666U - Mounting structure of heater lead wire in oxygen sensor - Google Patents
Mounting structure of heater lead wire in oxygen sensorInfo
- Publication number
- JPS60129666U JPS60129666U JP1606584U JP1606584U JPS60129666U JP S60129666 U JPS60129666 U JP S60129666U JP 1606584 U JP1606584 U JP 1606584U JP 1606584 U JP1606584 U JP 1606584U JP S60129666 U JPS60129666 U JP S60129666U
- Authority
- JP
- Japan
- Prior art keywords
- platinum
- lead wire
- heater lead
- mounting structure
- oxygen sensor
- 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
Landscapes
- Measuring Oxygen Concentration In Cells (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は酸素センサの従来例を示す縦断面図、第２図は
同上の要部横断面図、第３図は本考案の一実施例を示す
要部横断面図、第４図は同上の要部縦断面図、第５図は
高温放置時間とヒータ用リード線の引張強度との関係を
示す線図で壱る。
２・・・・・・ジルコニアチューブ、１０・・・・・・
ヒータ、１６・・・・・・ヒータ用リード線、１８ａ、
１８ｂ・・・・・・タングステン電極層、３１・・・・
・・白金層、３２・・・・・・ニッケルメッキ層。Fig. 1 is a vertical cross-sectional view showing a conventional example of an oxygen sensor, Fig. 2 is a cross-sectional view of the main part of the same as above, Fig. 3 is a cross-sectional view of the main part of an embodiment of the present invention, and Fig. 4 is the same as above. FIG. 5 is a longitudinal cross-sectional view of the main part of , and is a diagram showing the relationship between the high temperature exposure time and the tensile strength of the heater lead wire. 2...zirconia tube, 10...
Heater, 16... Heater lead wire, 18a,
18b...Tungsten electrode layer, 31...
...Platinum layer, 32...Nickel plating layer.
Claims (1)
タの基端部外周壁一部にタングステン電極層を形成し、
該タングステン電極層の表面を白金または白金系合金層
で被膜し、さらにこの白金または白金系合金層表面をニ
ッケルメッキ層で被膜した上で該ニッケルメッキ層にヒ
ータ用リード線をロー付けしたことを特徴とする酸素セ
ンサにおけるヒータ用リード線の取付構造。A tungsten electrode layer is formed on a part of the outer peripheral wall of the base end of a rod-shaped heater whose tip is inserted into a zirconia tube.
The surface of the tungsten electrode layer is coated with a platinum or platinum-based alloy layer, the platinum or platinum-based alloy layer is further coated with a nickel plating layer, and a heater lead wire is brazed to the nickel plating layer. Features a mounting structure for heater lead wires in oxygen sensors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1606584U JPS60129666U (en) | 1984-02-09 | 1984-02-09 | Mounting structure of heater lead wire in oxygen sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1606584U JPS60129666U (en) | 1984-02-09 | 1984-02-09 | Mounting structure of heater lead wire in oxygen sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60129666U true JPS60129666U (en) | 1985-08-30 |
Family
ID=30502483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1606584U Pending JPS60129666U (en) | 1984-02-09 | 1984-02-09 | Mounting structure of heater lead wire in oxygen sensor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60129666U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62143257U (en) * | 1986-03-05 | 1987-09-09 |
-
1984
- 1984-02-09 JP JP1606584U patent/JPS60129666U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62143257U (en) * | 1986-03-05 | 1987-09-09 |
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