JPS59119967U - engine fuel injector - Google Patents
engine fuel injectorInfo
- Publication number
- JPS59119967U JPS59119967U JP1342983U JP1342983U JPS59119967U JP S59119967 U JPS59119967 U JP S59119967U JP 1342983 U JP1342983 U JP 1342983U JP 1342983 U JP1342983 U JP 1342983U JP S59119967 U JPS59119967 U JP S59119967U
- Authority
- JP
- Japan
- Prior art keywords
- plunger member
- passage
- fuel
- engine
- 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
Landscapes
- 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
図面は本考案の実施例を示す全体システム図である。
２・・・・・・燃料噴射ノズル、６・・・・・・燃料通
路、８・・・０・燃料噴射量コントロールバルブ、１２
……シリンダ、１３・・・・・・プランジャ部材、１４
・・・・・・ピストン、１６・・・・・・高圧ポンプ、
１７・・・・・・駆動圧通路、１８・・・・・・リター
ン通路、１９・・・・・・タイミングバルブ、２４・・
・・・・可変絞り装置、２８・・・・・・大気圧センサ
、２９・・・・・・エンジン回転数センサ、３０・・・
・・・アクセル開度センサ１．３１・・・・・・冷却水
温センサ、３２・・・・・・吸気温センサ、３３・・・
・・・制御装置。The drawing is an overall system diagram showing an embodiment of the present invention. 2... Fuel injection nozzle, 6... Fuel passage, 8...0 Fuel injection amount control valve, 12
...Cylinder, 13...Plunger member, 14
... Piston, 16 ... High pressure pump,
17... Drive pressure passage, 18... Return passage, 19... Timing valve, 24...
...Variable diaphragm device, 28...Atmospheric pressure sensor, 29...Engine speed sensor, 30...
...Accelerator opening sensor 1.31...Cooling water temperature sensor, 32...Intake temperature sensor, 33...
···Control device.
Claims (1)
を往復動して燃料を圧送するプランジャ部材が設けられ
、該プランジャ部材駆動用の流体圧源とプランジャ部材
押圧側のシリンダ内部とを連通ずる駆動圧通路に該駆動
圧通路を開閉するタイミングバルブが設けられ、上記プ
ランジャ部材駆動用流体圧源からの流体圧によりプラン
ジャ部材を作動させて燃料圧送を行うようにしたエンジ
ンの燃料噴射装置において、上記タイミングバルブとシ
リンダとの間の駆動圧通路に該駆動圧通路の通路面積を
増減制御する可変絞り装置を設け、エンジンの運転状態
を検出するセンサの出力に応じて上記可変絞り装置を作
動制御する制御装置を設けたことを特徴とするエンジン
の燃料噴射装置。A plunger member that reciprocates within the cylinder to forcefully feed fuel is provided in the middle of a fuel passage that communicates with the fuel injection nozzle, and is driven to communicate a fluid pressure source for driving the plunger member with the inside of the cylinder on the pressing side of the plunger member. In the fuel injection device for an engine, the pressure passage is provided with a timing valve for opening and closing the driving pressure passage, and the plunger member is actuated by fluid pressure from the plunger member driving fluid pressure source to perform fuel pumping. A variable throttle device is provided in the drive pressure passage between the timing valve and the cylinder to increase or decrease the passage area of the drive pressure passage, and the variable throttle device is operated and controlled in accordance with the output of a sensor that detects the operating state of the engine. A fuel injection device for an engine, characterized in that it is provided with a control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1342983U JPS59119967U (en) | 1983-01-31 | 1983-01-31 | engine fuel injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1342983U JPS59119967U (en) | 1983-01-31 | 1983-01-31 | engine fuel injector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59119967U true JPS59119967U (en) | 1984-08-13 |
| JPS6136774Y2 JPS6136774Y2 (en) | 1986-10-24 |
Family
ID=30144814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1342983U Granted JPS59119967U (en) | 1983-01-31 | 1983-01-31 | engine fuel injector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59119967U (en) |
-
1983
- 1983-01-31 JP JP1342983U patent/JPS59119967U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6136774Y2 (en) | 1986-10-24 |
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