JPS60131665U - fuel injection nozzle - Google Patents
fuel injection nozzleInfo
- Publication number
- JPS60131665U JPS60131665U JP1961084U JP1961084U JPS60131665U JP S60131665 U JPS60131665 U JP S60131665U JP 1961084 U JP1961084 U JP 1961084U JP 1961084 U JP1961084 U JP 1961084U JP S60131665 U JPS60131665 U JP S60131665U
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- tip
- fuel injection
- injection nozzle
- spray pin
- 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図は従来の燃料噴射ノズルの先端部を示す断面図、
第２図は同先端部の拡大断面図、第３図は本考案の噴射
ノズルの噴射ノズルの噴射特性を従来のものと比較して
示す特性図、第４図は本考案に係る燃料噴射ノズルの先
端部を拡大して示す断面図、第５図は本考案の他側を示
す拡大断面図である。
２１・・・・・・ノズルボディ、２２・・・・・・噴口
、２３・・・・・・ニードルバルブ、２４・・・・・・
スロットル部、２５・・・・・・開放部、２６・・・・
・・スプレーピン部。Figure 1 is a sectional view showing the tip of a conventional fuel injection nozzle;
Fig. 2 is an enlarged cross-sectional view of the tip, Fig. 3 is a characteristic diagram showing the injection characteristics of the injection nozzle of the present invention in comparison with a conventional one, and Fig. 4 is a fuel injection nozzle according to the present invention. FIG. 5 is an enlarged sectional view showing the other side of the present invention. 21... Nozzle body, 22... Spout, 23... Needle valve, 24...
Throttle section, 25... Opening section, 26...
...Spray pin part.
Claims (1)
ズルボディ内に摺動自在に収納されたニードルバルブと
を有し、上記ニードルバルブの先端部に、上記噴口との
間で小さな通路面積を形成するスロットル部と、該スロ
ットル部の先端側に形成され、かつ上記噴口との間で大
きな通路面積を形成するスプレーピン部と、上記スロッ
トル部の先端縁とスプレーピン部とを接続した開放部と
を備える燃料噴射ノズルにおいて、上記開放部と先端の
スプレーピン部を内側へ湾曲した滑らかな曲線で連続形
成したことを特徴とする燃料噴射ノズル。It has a nozzle body with a single nozzle formed at its tip, and a needle valve slidably housed within the nozzle body, and a small passage is provided at the tip of the needle valve between the nozzle and the nozzle. A throttle part forming a large area, a spray pin part formed on the tip side of the throttle part and forming a large passage area between the nozzle and the nozzle, and a tip edge of the throttle part and the spray pin part connected. 1. A fuel injection nozzle comprising an opening part, wherein the opening part and the spray pin part at the tip are continuously formed in a smooth curve curved inward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1961084U JPS60131665U (en) | 1984-02-14 | 1984-02-14 | fuel injection nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1961084U JPS60131665U (en) | 1984-02-14 | 1984-02-14 | fuel injection nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60131665U true JPS60131665U (en) | 1985-09-03 |
Family
ID=30509337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1961084U Pending JPS60131665U (en) | 1984-02-14 | 1984-02-14 | fuel injection nozzle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60131665U (en) |
-
1984
- 1984-02-14 JP JP1961084U patent/JPS60131665U/en active Pending
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