JPS61173022U - - Google Patents
Info
- Publication number
- JPS61173022U JPS61173022U JP5482085U JP5482085U JPS61173022U JP S61173022 U JPS61173022 U JP S61173022U JP 5482085 U JP5482085 U JP 5482085U JP 5482085 U JP5482085 U JP 5482085U JP S61173022 U JPS61173022 U JP S61173022U
- Authority
- JP
- Japan
- Prior art keywords
- air flow
- flow rate
- internal combustion
- combustion engine
- output voltage
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Measuring Volume Flow (AREA)
- Testing Of Engines (AREA)
Description
第１図は本考案による内燃機関用空気流量計の
一実施例を示す回路図、第２図は第１図に示した
内燃機関用空気流量計の動作特性を示すグラフ、
第３図は本考案の別の実施例を示す回路図、第４
図は第３図に示した回路の動作特性を示すグラフ
、第５図は従来例を示す図である。
１……空気流量計、２……流量センサ部、３…
…制御ユニツト、４，５……ウインドコンパレー
タ、６……ヒステリシス回路、ＬＤ１，ＬＤ２，
ＬＤ３……発光ダイオード。
FIG. 1 is a circuit diagram showing an embodiment of an air flow meter for an internal combustion engine according to the present invention, and FIG. 2 is a graph showing operating characteristics of the air flow meter for an internal combustion engine shown in FIG.
FIG. 3 is a circuit diagram showing another embodiment of the present invention;
This figure is a graph showing the operating characteristics of the circuit shown in FIG. 3, and FIG. 5 is a diagram showing a conventional example. 1...Air flow meter, 2...Flow rate sensor section, 3...
...Control unit, 4, 5...Window comparator, 6...Hysteresis circuit, LD1, LD2,
LD3... Light emitting diode.
Claims (1)
量に応じた出力電圧を発生する内熱機関用空気流
量計において、予め設定した複数の機関回転数に
おけるそれぞれの吸入空気流量に対応する出力電
圧が正常値にあるか否かを判定する判定手段と、
該判定手段の判定結果を表示する表示手段とを内
蔵したことを特徴とする内燃機関用空気流量形。 In an air flow meter for an internal combustion engine that detects the intake air flow rate of an internal combustion engine and generates an output voltage according to the detected flow rate, the output voltage corresponding to each intake air flow rate at a plurality of preset engine speeds is A determination means for determining whether the value is within a normal value;
An air flow rate type for an internal combustion engine, characterized in that it has a built-in display means for displaying the determination result of the determination means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5482085U JPS61173022U (en) | 1985-04-15 | 1985-04-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5482085U JPS61173022U (en) | 1985-04-15 | 1985-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61173022U true JPS61173022U (en) | 1986-10-28 |
Family
ID=30576923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5482085U Pending JPS61173022U (en) | 1985-04-15 | 1985-04-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61173022U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007309828A (en) * | 2006-05-19 | 2007-11-29 | Ckd Corp | Sectional type thermal type flow meter |
-
1985
- 1985-04-15 JP JP5482085U patent/JPS61173022U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007309828A (en) * | 2006-05-19 | 2007-11-29 | Ckd Corp | Sectional type thermal type flow meter |
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