JPS6396279U - - Google Patents
Info
- Publication number
- JPS6396279U JPS6396279U JP19253286U JP19253286U JPS6396279U JP S6396279 U JPS6396279 U JP S6396279U JP 19253286 U JP19253286 U JP 19253286U JP 19253286 U JP19253286 U JP 19253286U JP S6396279 U JPS6396279 U JP S6396279U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- metering chamber
- chamber
- engine
- air
- 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 20
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
図面は本考案の一実施例を示し、第１図はエン
ジン系統の概略構成図、第２図は燃料噴射装置に
おけるメタリングユニツトの縦断面図、第３図は
燃料噴射圧と吸気圧との関係を示す図である。
１……エンジン、２……燃焼室、３……シリン
ダ、５……吸気系、７……燃料供給系、８……吸
気通路、１７……過給機、２１……燃料タンク、
２８……コントロールユニツト、３１……燃料噴
射装置、３２……メタリングユニツト、３３……
加圧手段、３４……噴射ノズル、３５……ケーシ
ング、３６……計量チヤンバ、３７……燃料入口
、３８……燃料出口、３９……燃料排出口、４０
……調節体、４１，４２……開閉弁、４８……エ
ア制御弁、５１……エアポンプ、５１ａ……吸入
口、５５……空気吸込管、５６……空気取出口。
The drawings show an embodiment of the present invention, in which Fig. 1 is a schematic diagram of the engine system, Fig. 2 is a vertical sectional view of the metering unit in the fuel injection system, and Fig. 3 is a diagram showing the relationship between fuel injection pressure and intake pressure. It is a figure showing a relationship. 1... Engine, 2... Combustion chamber, 3... Cylinder, 5... Intake system, 7... Fuel supply system, 8... Intake passage, 17... Supercharger, 21... Fuel tank,
28... Control unit, 31... Fuel injection device, 32... Metering unit, 33...
Pressurizing means, 34... Injection nozzle, 35... Casing, 36... Metering chamber, 37... Fuel inlet, 38... Fuel outlet, 39... Fuel discharge port, 40
... Regulator, 41, 42 ... Opening/closing valve, 48 ... Air control valve, 51 ... Air pump, 51a ... Suction port, 55 ... Air suction pipe, 56 ... Air outlet.
Claims (1)
付エンジンにおいて、 燃料供給系に設けられ所要量の燃料を貯える燃
料の計量チヤンバと、該計量チヤンバに設けられ
該チヤンバに燃料を導入する燃料入口と、上記計
量チヤンバに設けられ該チヤンバから余剰の燃料
を上記燃料供給系に戻す燃料出口と、上記計量チ
ヤンバの容積を変化させる調節体と、上記計量チ
ヤンバに貯えられた燃料をエンジンに供給するた
めに排出する燃料排出口と、上記計量チヤンバ内
に貯えられた燃料を所定のタイングでエンジンに
供給するために吸入口から吸込んだ空気を加圧し
て生成される空気圧を加えて該燃料を上記排出口
から排出する加圧手段とを備え、該加圧手段の吸
入口は前記吸気系における過給機の下流側に開口
する空気取出口に連通されていることを特徴とす
る過給機付エンジンの燃料噴射装置。[Scope of Claim for Utility Model Registration] In a supercharged engine equipped with a supercharger for supercharging intake air in the intake system, a fuel metering chamber installed in the fuel supply system and storing a required amount of fuel, and the metering chamber a fuel inlet provided in the metering chamber for introducing fuel into the chamber; a fuel outlet provided in the metering chamber for returning excess fuel from the chamber to the fuel supply system; a regulating body for changing the volume of the metering chamber; A fuel outlet for discharging the fuel stored in the metering chamber to supply it to the engine, and a pressurizing air intake port for supplying the fuel stored in the metering chamber to the engine at a predetermined timing. and pressurizing means for applying air pressure generated by the air pressure to discharge the fuel from the discharge port, and an inlet of the pressurizing means communicates with an air intake port that opens downstream of the supercharger in the intake system. A fuel injection device for a supercharged engine, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19253286U JPS6396279U (en) | 1986-12-15 | 1986-12-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19253286U JPS6396279U (en) | 1986-12-15 | 1986-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6396279U true JPS6396279U (en) | 1988-06-21 |
Family
ID=31147700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19253286U Pending JPS6396279U (en) | 1986-12-15 | 1986-12-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6396279U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58155276A (en) * | 1981-12-31 | 1983-09-14 | オ−ビタル・エンジン・カンパニイ・プロプライエタリ・リミテイツド | Method and device for feeding liquid fuel to internal combustion engine |
| JPS59119049A (en) * | 1982-12-24 | 1984-07-10 | Fuji Heavy Ind Ltd | Pressurizing type carburetor for engine with supercharger |
-
1986
- 1986-12-15 JP JP19253286U patent/JPS6396279U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58155276A (en) * | 1981-12-31 | 1983-09-14 | オ−ビタル・エンジン・カンパニイ・プロプライエタリ・リミテイツド | Method and device for feeding liquid fuel to internal combustion engine |
| JPS59119049A (en) * | 1982-12-24 | 1984-07-10 | Fuji Heavy Ind Ltd | Pressurizing type carburetor for engine with supercharger |
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