JPH0158157U - - Google Patents
Info
- Publication number
- JPH0158157U JPH0158157U JP15334787U JP15334787U JPH0158157U JP H0158157 U JPH0158157 U JP H0158157U JP 15334787 U JP15334787 U JP 15334787U JP 15334787 U JP15334787 U JP 15334787U JP H0158157 U JPH0158157 U JP H0158157U
- Authority
- JP
- Japan
- Prior art keywords
- protective layer
- engine
- air
- solid electrolyte
- 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.)
- Granted
Links
- 239000001301 oxygen Substances 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 239000011241 protective layer Substances 0.000 claims description 7
- 239000007784 solid electrolyte Substances 0.000 claims description 3
- 239000000446 fuel Substances 0.000 claims 2
- 239000007789 gas Substances 0.000 claims 2
- 238000002485 combustion reaction Methods 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 238000007751 thermal spraying Methods 0.000 claims 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 1
Landscapes
- Measuring Oxygen Concentration In Cells (AREA)
Description
第１図は本考案の第１の実施例を示す酸素セン
サの断面図、第２図は酸素センサの分解斜視図、
第３図は本考案の第２の実施例を示す酸素センサ
の断面図、第４図は従来の酸素センサの断面図で
ある。
１…基板、２…枠板、３…基準空気導入孔部、
４…固体電解質、５Ａ，５Ｂ…白金電極、７…印
刷保護層、８…溶射保護層。
FIG. 1 is a sectional view of an oxygen sensor showing a first embodiment of the present invention, FIG. 2 is an exploded perspective view of the oxygen sensor,
FIG. 3 is a sectional view of an oxygen sensor showing a second embodiment of the present invention, and FIG. 4 is a sectional view of a conventional oxygen sensor. 1... Board, 2... Frame plate, 3... Reference air introduction hole,
4...Solid electrolyte, 5A, 5B...Platinum electrode, 7...Printed protective layer, 8...Thermal sprayed protective layer.
Claims (1)
池用固体電解質の両面にそれぞれ電極を形成し、
一方の面を基準空気に接触させ、他方の面を保護
層で覆つて機関の排気中に臨ませて、排気中の酸
素濃度を介して機関に吸入される混合気の空燃比
を検出する内燃機関の酸素センサにおいて、前記
保護層を、前記固体電解質と一体に焼成される印
刷保護層と、該印刷保護層上に溶射されて形成さ
れる溶射保護層とで構成したことを特徴とする内
燃機関の酸素センサ。 Electrodes are formed on both sides of a plate-shaped solid electrolyte for concentration batteries that has oxygen ion conductivity,
Internal combustion that detects the air-fuel ratio of the air-fuel mixture taken into the engine via the oxygen concentration in the exhaust gas, with one side in contact with the reference air and the other side covered with a protective layer facing the engine exhaust gas. In the engine oxygen sensor, the protective layer is composed of a printed protective layer that is fired integrally with the solid electrolyte, and a thermally sprayed protective layer that is formed by thermal spraying on the printed protective layer. Engine oxygen sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987153347U JPH0634683Y2 (en) | 1987-10-08 | 1987-10-08 | Oxygen sensor for internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987153347U JPH0634683Y2 (en) | 1987-10-08 | 1987-10-08 | Oxygen sensor for internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0158157U true JPH0158157U (en) | 1989-04-11 |
| JPH0634683Y2 JPH0634683Y2 (en) | 1994-09-07 |
Family
ID=31429103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987153347U Expired - Lifetime JPH0634683Y2 (en) | 1987-10-08 | 1987-10-08 | Oxygen sensor for internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0634683Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0361564U (en) * | 1989-10-18 | 1991-06-17 | ||
| JP4732721B2 (en) * | 2003-08-14 | 2011-07-27 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Sensor element configured in a flat layer |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60107560A (en) * | 1983-11-15 | 1985-06-13 | Toyota Motor Corp | Manufacture of oxygen concentration sensor |
-
1987
- 1987-10-08 JP JP1987153347U patent/JPH0634683Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60107560A (en) * | 1983-11-15 | 1985-06-13 | Toyota Motor Corp | Manufacture of oxygen concentration sensor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0361564U (en) * | 1989-10-18 | 1991-06-17 | ||
| JP4732721B2 (en) * | 2003-08-14 | 2011-07-27 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Sensor element configured in a flat layer |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0634683Y2 (en) | 1994-09-07 |