JPS59179274U - fuel injection valve - Google Patents
fuel injection valveInfo
- Publication number
- JPS59179274U JPS59179274U JP7515583U JP7515583U JPS59179274U JP S59179274 U JPS59179274 U JP S59179274U JP 7515583 U JP7515583 U JP 7515583U JP 7515583 U JP7515583 U JP 7515583U JP S59179274 U JPS59179274 U JP S59179274U
- Authority
- JP
- Japan
- Prior art keywords
- fuel injection
- injection valve
- needle
- nozzle hole
- fuel
- 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
第１図は従来例の部分断面図、第２図、第３図はそれぞ
れニードルの動作状態と燃料の噴射状態を示す特性図、
第４図は本考案の実施例を示す断面図、第５図は本考案
の他の実施例を示す断面図である。
１２・・・ノズル、１３・・・ニードル、１４・・・デ
ィスタンスピース、１．６・・・弁本体、１８・・・噴
孔、２０・・・燃料通路、２１・・・油溜室、２２・・
・プッシュローラド、２５・・・スプリング、２６・・
・ダンパ室、２８・・・シリンダ部、３１・・・ピスト
ン、３３・・・ダンパ室。FIG. 1 is a partial sectional view of a conventional example, FIGS. 2 and 3 are characteristic diagrams showing the operating state of the needle and the fuel injection state, respectively.
FIG. 4 is a sectional view showing an embodiment of the present invention, and FIG. 5 is a sectional view showing another embodiment of the invention. 12... Nozzle, 13... Needle, 14... Distance piece, 1.6... Valve body, 18... Nozzle hole, 20... Fuel passage, 21... Oil reservoir chamber, 22...
・Push roller, 25...Spring, 26...
- Damper chamber, 28... cylinder section, 31... piston, 33... damper chamber.
Claims (1)
ードルと、このニードルをその噴孔の閉じ方向に付勢す
るスプリングとを備えた燃料噴射弁において、前記ニー
ドルの後部にニードルの開動作を押部するダンパ室を形
成したことを特徴とする燃料噴射弁。In a fuel injection valve comprising a needle that opens a nozzle hole in response to the pressure of fuel being fed, and a spring that biases the needle in a direction toward closing the nozzle hole, a needle is provided at the rear of the needle. A fuel injection valve characterized in that a damper chamber is formed to push the opening operation of the fuel injection valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7515583U JPS59179274U (en) | 1983-05-19 | 1983-05-19 | fuel injection valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7515583U JPS59179274U (en) | 1983-05-19 | 1983-05-19 | fuel injection valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59179274U true JPS59179274U (en) | 1984-11-30 |
Family
ID=30205229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7515583U Pending JPS59179274U (en) | 1983-05-19 | 1983-05-19 | fuel injection valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59179274U (en) |
-
1983
- 1983-05-19 JP JP7515583U patent/JPS59179274U/en active Pending
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