JPS60170038U - Diesel engine fuel injection system - Google Patents
Diesel engine fuel injection systemInfo
- Publication number
- JPS60170038U JPS60170038U JP5890084U JP5890084U JPS60170038U JP S60170038 U JPS60170038 U JP S60170038U JP 5890084 U JP5890084 U JP 5890084U JP 5890084 U JP5890084 U JP 5890084U JP S60170038 U JPS60170038 U JP S60170038U
- Authority
- JP
- Japan
- Prior art keywords
- diesel engine
- injection
- fuel injection
- injection system
- valve
- 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
- High-Pressure Fuel Injection Pump Control (AREA)
- Fuel-Injection Apparatus (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図は本考案における噴射ポンプの全体断面図、第２
図は燃料噴射装置の全体概略図、第３図は第１図の■−
■線矢視呻面図、第４図は第１図の■−■線矢視相当個
所における異なる例の断面図、第５図ａ、 ｂは低負荷
時および高負荷時における燃料噴射率の変化を示すグラ
フ、第６図は異なる実施例の要部断面図である。
１・・・噴射ポンプ、２・・・噴射弁、８・・・圧送通
路、１４・・・リーク通路、１５・・・噴射制御弁、２
４・・・負、荷制御弁。
１９
（
１Ｎ叱り４ｚ
／“ ］
一イー −゛ ６ −Figure 1 is an overall sectional view of the injection pump according to the present invention, Figure 2
The figure is an overall schematic diagram of the fuel injection system, and Figure 3 is the ■- of Figure 1.
■ Figure 4 is a cross-sectional view of a different example at a location corresponding to the line ■ - ■ in Figure 1, and Figures 5 a and b show the fuel injection rate at low load and high load. A graph showing the changes, and FIG. 6 is a sectional view of a main part of a different embodiment. DESCRIPTION OF SYMBOLS 1... Injection pump, 2... Injection valve, 8... Pressure feeding passage, 14... Leak passage, 15... Injection control valve, 2
4...Load, load control valve. 19 (1N scolding 4z / “ ] 1ee −゛ 6 −
Claims (1)
された燃料の圧力が設定値を越えたとき開く噴射弁と、
を備えたディーゼルエンジンの燃料噴射装置において、 前記噴射弁の圧送通路にリーク通路が設けられ、このリ
ーク通路に少なくとも前記噴射弁の弁開圧より高い圧力
のとき開（噴射制御弁が設けられると共１こ、低負荷時
にのみ開く負荷制御弁が設けられたことを特徴とするデ
ィーゼルエンジンの燃料噴射装置。[Claims for Utility Model Registration] An injection pump that pumps fuel; an injection valve that opens when the pressure of the fuel pumped by the pump exceeds a set value;
In the fuel injection device for a diesel engine, a leak passage is provided in the pressure feeding passage of the injection valve, and the leak passage opens at least when the pressure is higher than the valve opening pressure of the injection valve (if an injection control valve is provided). 1. A fuel injection device for a diesel engine, characterized in that it is provided with a load control valve that opens only when the load is low.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5890084U JPS60170038U (en) | 1984-04-20 | 1984-04-20 | Diesel engine fuel injection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5890084U JPS60170038U (en) | 1984-04-20 | 1984-04-20 | Diesel engine fuel injection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60170038U true JPS60170038U (en) | 1985-11-11 |
Family
ID=30584831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5890084U Pending JPS60170038U (en) | 1984-04-20 | 1984-04-20 | Diesel engine fuel injection system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60170038U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58128461A (en) * | 1982-01-28 | 1983-08-01 | Nippon Soken Inc | Fuel injecting device of diesel engine |
-
1984
- 1984-04-20 JP JP5890084U patent/JPS60170038U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58128461A (en) * | 1982-01-28 | 1983-08-01 | Nippon Soken Inc | Fuel injecting device of diesel engine |
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