JPH02132849U - - Google Patents
Info
- Publication number
- JPH02132849U JPH02132849U JP4199989U JP4199989U JPH02132849U JP H02132849 U JPH02132849 U JP H02132849U JP 4199989 U JP4199989 U JP 4199989U JP 4199989 U JP4199989 U JP 4199989U JP H02132849 U JPH02132849 U JP H02132849U
- Authority
- JP
- Japan
- Prior art keywords
- injection pump
- fuel injection
- supply pipe
- fuel supply
- cylinder
- 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
- 239000000446 fuel Substances 0.000 claims description 9
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 3
- 230000005856 abnormality Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 1
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は本考案の一実施例を示す模式的な構造
図、第２図は同実施例の内燃機関のクランクスロ
ー配置を示す図、第３図は同実施例における燃料
供給主管の内部圧力波形を示す図、第４図は同実
施例においてＮｏ．３シリンダの燃料噴射系統に
異常が発生した場合における燃料供給主管の内部
圧力波形を示す図である。
１〜６……燃料噴射ポンプ（噴射ポンプ）、１
１……検出センサ、１７……燃料供給主管、１８
……圧力センサ。
Fig. 1 is a schematic structural diagram showing an embodiment of the present invention, Fig. 2 is a diagram showing the crank throw arrangement of an internal combustion engine of the same embodiment, and Fig. 3 is an internal pressure of the main fuel supply pipe in the same embodiment. A diagram showing waveforms, FIG. 4 is No. 4 in the same example. FIG. 3 is a diagram showing an internal pressure waveform of a main fuel supply pipe when an abnormality occurs in a three-cylinder fuel injection system. 1 to 6...Fuel injection pump (injection pump), 1
1...Detection sensor, 17...Fuel supply main pipe, 18
...Pressure sensor.
Claims (1)
供給主管に設けられた圧力センサと、前記各燃料
噴射ポンプの駆動タイミングを検出する検出セン
サとを具備することを特徴とする燃料噴射ポンプ
の異常検出装置。 Abnormality detection of a fuel injection pump characterized by comprising a pressure sensor provided in a main fuel supply pipe connected to a fuel injection pump of each cylinder, and a detection sensor for detecting drive timing of each fuel injection pump. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989041999U JP2539328Y2 (en) | 1989-04-12 | 1989-04-12 | Abnormality detection device for fuel injection pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989041999U JP2539328Y2 (en) | 1989-04-12 | 1989-04-12 | Abnormality detection device for fuel injection pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02132849U true JPH02132849U (en) | 1990-11-05 |
| JP2539328Y2 JP2539328Y2 (en) | 1997-06-25 |
Family
ID=31553154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989041999U Expired - Lifetime JP2539328Y2 (en) | 1989-04-12 | 1989-04-12 | Abnormality detection device for fuel injection pump |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2539328Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014077357A (en) * | 2012-10-09 | 2014-05-01 | Ono Sokki Co Ltd | Fuel injection amount measuring system |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63143383A (en) * | 1986-12-05 | 1988-06-15 | Toyota Motor Corp | Fuel injection detector for internal combustion engine |
-
1989
- 1989-04-12 JP JP1989041999U patent/JP2539328Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63143383A (en) * | 1986-12-05 | 1988-06-15 | Toyota Motor Corp | Fuel injection detector for internal combustion engine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014077357A (en) * | 2012-10-09 | 2014-05-01 | Ono Sokki Co Ltd | Fuel injection amount measuring system |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2539328Y2 (en) | 1997-06-25 |
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