JPS61186753U - - Google Patents
Info
- Publication number
- JPS61186753U JPS61186753U JP7057485U JP7057485U JPS61186753U JP S61186753 U JPS61186753 U JP S61186753U JP 7057485 U JP7057485 U JP 7057485U JP 7057485 U JP7057485 U JP 7057485U JP S61186753 U JPS61186753 U JP S61186753U
- Authority
- JP
- Japan
- Prior art keywords
- air
- fuel ratio
- control device
- combustion engine
- internal combustion
- 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
- 239000000446 fuel Substances 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims 2
- 239000007789 gas Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Description
第１図〜第４図はこの考案の一実施例に係わり
、第１図は空燃比制御装置の回路図、第２図は機
関の高速高負荷状態を示す説明図、第３図は酸素
濃度センサの断面図、第４図は第３図の―断
面図、第５図は他の実施例の空燃比制御装置の回
路図、第６図は従来の空燃比制御装置に使用され
ている温度補償素子の特性図である。
１……酸素濃度センサ本体、２……パワートラ
ンジスタ（切換手段）、２３，２５……比較抵抗
。
Figures 1 to 4 relate to an embodiment of this invention, with Figure 1 being a circuit diagram of the air-fuel ratio control device, Figure 2 being an explanatory diagram showing the high speed and high load state of the engine, and Figure 3 being the oxygen concentration. 4 is a cross-sectional view of the sensor, FIG. 5 is a circuit diagram of an air-fuel ratio control device of another embodiment, and FIG. 6 is a temperature diagram used in a conventional air-fuel ratio control device. FIG. 3 is a characteristic diagram of a compensation element. 1... Oxygen concentration sensor body, 2... Power transistor (switching means), 23, 25... Comparison resistor.
Claims (1)
子からなる空燃比検出器を用いた内燃機関の空燃
比制御装置において、前記空燃比検出器の外部に
設けられた複数の比較抵抗と、この比較抵抗の値
を運転状態に応じて切換える切換手段とを有する
ことを特徴とする内燃機関の空燃比制御装置。 In an air-fuel ratio control device for an internal combustion engine using an air-fuel ratio detector consisting of an element whose resistance value changes depending on the oxygen concentration in exhaust gas, a plurality of comparison resistors provided outside the air-fuel ratio detector; 1. An air-fuel ratio control device for an internal combustion engine, comprising switching means for switching the value of a comparison resistance according to operating conditions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7057485U JPS61186753U (en) | 1985-05-15 | 1985-05-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7057485U JPS61186753U (en) | 1985-05-15 | 1985-05-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61186753U true JPS61186753U (en) | 1986-11-21 |
Family
ID=30607275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7057485U Pending JPS61186753U (en) | 1985-05-15 | 1985-05-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61186753U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54137523A (en) * | 1978-04-17 | 1979-10-25 | Nippon Denso Co Ltd | Air fuel ratio detector |
-
1985
- 1985-05-15 JP JP7057485U patent/JPS61186753U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54137523A (en) * | 1978-04-17 | 1979-10-25 | Nippon Denso Co Ltd | Air fuel ratio detector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0319957U (en) | ||
| JPS61186753U (en) | ||
| JPS6134469U (en) | Oxygen sensor heater control device | |
| JPH03104802U (en) | ||
| JPS6191157U (en) | ||
| JPH0345447U (en) | ||
| JPS61193310U (en) | ||
| JPS6456553U (en) | ||
| JPS63158559U (en) | ||
| JPH0232051U (en) | ||
| JPH0237241U (en) | ||
| JPS63153146U (en) | ||
| JPS63138443U (en) | ||
| JPS61184961U (en) | ||
| JPS59177757U (en) | Internal combustion engine exhaust gas purification device | |
| JPS6018239U (en) | Air fuel ratio control device | |
| JPS59131544U (en) | Air-fuel ratio control device for internal combustion engines | |
| JPS6345042U (en) | ||
| JPS61194747U (en) | ||
| JPS61149869U (en) | ||
| JPS6322358U (en) | ||
| JPS63119845U (en) | ||
| JPS6220144U (en) | ||
| JPS61189261U (en) | ||
| JPS648540U (en) |