JPS5832166U - Internal combustion engine fuel injection nozzle - Google Patents
Internal combustion engine fuel injection nozzleInfo
- Publication number
- JPS5832166U JPS5832166U JP12647581U JP12647581U JPS5832166U JP S5832166 U JPS5832166 U JP S5832166U JP 12647581 U JP12647581 U JP 12647581U JP 12647581 U JP12647581 U JP 12647581U JP S5832166 U JPS5832166 U JP S5832166U
- Authority
- JP
- Japan
- Prior art keywords
- fuel injection
- fuel
- combustion engine
- internal combustion
- pumping chamber
- 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
- 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
図は本考案の一実施例に係る燃料噴射ノズルの縦断面図
である。
１・・・燃料噴射ノズル、２・・・ノズルホルダ、６・
・・シリンダ、７・・・プランジャ、８・・・スプリン
グ、９・・・ソレノイド、１０・・・燃料入口、１２・
・・ポンピング室、１３・・・チェックバルブ、１４・
・・燃料通路、１５・・・針弁、１６・・・燃料溜り、
１７・・・燃料通路、１９・・・スプリング収納孔、２
１・・・スプリング、２２・・・燃料通路、２３・・・
噴射口。The figure is a longitudinal sectional view of a fuel injection nozzle according to an embodiment of the present invention. 1... Fuel injection nozzle, 2... Nozzle holder, 6...
... Cylinder, 7... Plunger, 8... Spring, 9... Solenoid, 10... Fuel inlet, 12...
...Pumping chamber, 13...Check valve, 14.
... fuel passage, 15 ... needle valve, 16 ... fuel reservoir,
17...Fuel passage, 19...Spring storage hole, 2
1...Spring, 22...Fuel passage, 23...
injection port.
Claims (2)
由に嵌挿された針弁にスプリングを介して閉弁方向のセ
ット荷重を付与するプランジャと、該プランジャと前記
シリンダとの間に画成されるポンピング室と、燃料噴射
ポンプに接続された燃料入口と前記ポンピング室とを前
者から後者への流れを許容するチェックバルブを介して
連通させた燃料通路と、前記ポンピング室と燃料噴射口
とを針弁を介して連通させた燃料通路と、制御信号入力
時電磁吸引力により前記スプリングの付勢力に抗してプ
ランジャを移動させてボンピング室内の燃料を加圧する
ソレノイドと、を備えて構成したことを特徴とする内燃
機関の燃料噴射ノズル。(1) A plunger that applies a set load in the valve closing direction via a spring to a needle valve that is slidably inserted into a cylinder formed inside a nozzle holder, and a structure defined between the plunger and the cylinder. a pumping chamber connected to a fuel injection pump, a fuel passage connecting a fuel inlet connected to a fuel injection pump and the pumping chamber via a check valve that allows flow from the former to the latter; and a fuel passage connecting the pumping chamber and the fuel injection port. and a solenoid that pressurizes the fuel in the pumping chamber by moving the plunger against the biasing force of the spring using electromagnetic attraction force when a control signal is input. A fuel injection nozzle for an internal combustion engine characterized by:
新案登録請求の範囲第１項記載の内燃機関の燃料噴射ノ
ズル。(2) A fuel injection nozzle for an internal combustion engine according to claim 1, wherein the needle valve is formed by applying fuel pressure in the valve closing direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12647581U JPS5832166U (en) | 1981-08-28 | 1981-08-28 | Internal combustion engine fuel injection nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12647581U JPS5832166U (en) | 1981-08-28 | 1981-08-28 | Internal combustion engine fuel injection nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5832166U true JPS5832166U (en) | 1983-03-02 |
Family
ID=29920261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12647581U Pending JPS5832166U (en) | 1981-08-28 | 1981-08-28 | Internal combustion engine fuel injection nozzle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5832166U (en) |
-
1981
- 1981-08-28 JP JP12647581U patent/JPS5832166U/en active Pending
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