JPS5890367U - fuel injection valve - Google Patents
fuel injection valveInfo
- Publication number
- JPS5890367U JPS5890367U JP18484881U JP18484881U JPS5890367U JP S5890367 U JPS5890367 U JP S5890367U JP 18484881 U JP18484881 U JP 18484881U JP 18484881 U JP18484881 U JP 18484881U JP S5890367 U JPS5890367 U JP S5890367U
- Authority
- JP
- Japan
- Prior art keywords
- fuel injection
- injection valve
- fuel
- chamber
- 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
- 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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来例の構成図、第２図は自動弁の断面図、第
３図ａ、 ｂ、 ｃは従来例のバルブリフトと噴射
流量との特性図、第４図は本考案の一実施例の構成図、
第５図は第４図の要部の拡大断面図、第６図ａ、 ｂ
は本考案によるバルブリフトと噴射流量との特性図であ
る。
３２・・・・・・ノズルケース、３３・・・・・・ノズ
ルホルダ、３４・・・・・・燃料溜室、３６・・・・・
・オリフィス、３７・・・・・・シリンダ、３８・・・
・・・自動弁、３９・・・・・・針弁、４０・・・・・
・ピストン、４１・・・・・・室、４２−−−−−−コ
イル、４３・・・・・・燃料供給通路、４６・・・・・
・連通孔、４９・・・・・・バルブ。Fig. 1 is a configuration diagram of a conventional example, Fig. 2 is a sectional view of an automatic valve, Figs. A configuration diagram of an example,
Figure 5 is an enlarged sectional view of the main part of Figure 4, Figure 6 a, b
is a characteristic diagram of valve lift and injection flow rate according to the present invention. 32...Nozzle case, 33...Nozzle holder, 34...Fuel reservoir chamber, 36...
・Orifice, 37...Cylinder, 38...
...Automatic valve, 39...Needle valve, 40...
・Piston, 41... Chamber, 42 ------- Coil, 43... Fuel supply passage, 46...
・Communication hole, 49... Valve.
Claims (1)
料溜室との間の連通孔を開閉する弁体と、制御信号に応
じて前記弁体を開閉駆動する電磁コイルと、前記燃料溜
室の圧力によって該室を燃焼室に開口させる通路を自動
的に開閉する自動弁とを備えた燃料噴射弁において、前
記自動弁め可動部に固定したピストンを嵌挿保持するシ
リンダを前記燃料溜室内に固定すると共に、前記ピスト
ンとシリンダ内壁とが形成する室と燃料溜室とをオリフ
ィスを介して連通させたことを特徴とする燃料噴射弁。a valve body that opens and closes a communication hole between a fuel supply passage into which pressurized fuel is introduced and a fuel reservoir provided at the tip; an electromagnetic coil that drives the valve body to open and close in accordance with a control signal; In a fuel injection valve equipped with an automatic valve that automatically opens and closes a passage that opens the chamber to a combustion chamber depending on the pressure in the reservoir chamber, a cylinder that holds a piston fixed to the movable part of the automatic valve is inserted into and holds the fuel injection valve. A fuel injection valve characterized in that the fuel injection valve is fixed in a reservoir chamber, and the chamber formed by the piston and the inner wall of the cylinder communicates with the fuel reservoir chamber through an orifice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18484881U JPS5890367U (en) | 1981-12-14 | 1981-12-14 | fuel injection valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18484881U JPS5890367U (en) | 1981-12-14 | 1981-12-14 | fuel injection valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5890367U true JPS5890367U (en) | 1983-06-18 |
Family
ID=29985367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18484881U Pending JPS5890367U (en) | 1981-12-14 | 1981-12-14 | fuel injection valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5890367U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010162507A (en) * | 2009-01-16 | 2010-07-29 | Denso Corp | Nozzle for spraying liquid |
-
1981
- 1981-12-14 JP JP18484881U patent/JPS5890367U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010162507A (en) * | 2009-01-16 | 2010-07-29 | Denso Corp | Nozzle for spraying liquid |
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