JPS61151073U - - Google Patents
Info
- Publication number
- JPS61151073U JPS61151073U JP3420185U JP3420185U JPS61151073U JP S61151073 U JPS61151073 U JP S61151073U JP 3420185 U JP3420185 U JP 3420185U JP 3420185 U JP3420185 U JP 3420185U JP S61151073 U JPS61151073 U JP S61151073U
- Authority
- JP
- Japan
- Prior art keywords
- injection nozzle
- needle
- end surface
- fuel injection
- slotted
- 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
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 239000000446 fuel Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案の第１実施例に係る燃料噴射ノ
ズルの先端部の断面図、第２図は本考案の第２実
施例に係る燃料噴射ノズルの先端部の断面図、第
３図はニードル突出し量と流量低下率との関係図
、第４図はニードルリフトと噴孔流量との関係図
、第５図は従来の燃料噴射ノズルの先端部の断面
図、である。
１１……ボデイ、１２……噴孔、１３……ニー
ドル、１４……ボデー下面、１５，２１……噴霧
角調整部、１７……スロツトル部、１８，１９…
…シール部、２０……噴霧角調整部下面。
FIG. 1 is a sectional view of the tip of a fuel injection nozzle according to the first embodiment of the present invention, FIG. 2 is a sectional view of the tip of the fuel injection nozzle according to the second embodiment of the invention, and FIG. FIG. 4 is a diagram showing the relationship between needle protrusion and flow rate reduction rate, FIG. 4 is a diagram showing the relationship between needle lift and injection hole flow rate, and FIG. 5 is a sectional view of the tip of a conventional fuel injection nozzle. 11... Body, 12... Nozzle hole, 13... Needle, 14... Lower surface of body, 15, 21... Spray angle adjustment section, 17... Throttle section, 18, 19...
... Seal part, 20 ... Spray angle adjustment lower surface.
Claims (1)
おいて、ニードル非リフト時のニードル先端面の
位置をボデー端面と面一となる位置かまたはボデ
ー端面より噴孔内に後退した位置としたことを特
徴とする燃料噴射ノズル。 A fuel injection nozzle of a slotted pintle type, characterized in that the position of the needle tip surface when the needle is not lifted is either flush with the end surface of the body or recessed into the nozzle hole from the end surface of the body. injection nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3420185U JPS61151073U (en) | 1985-03-12 | 1985-03-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3420185U JPS61151073U (en) | 1985-03-12 | 1985-03-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61151073U true JPS61151073U (en) | 1986-09-18 |
Family
ID=30537351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3420185U Pending JPS61151073U (en) | 1985-03-12 | 1985-03-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61151073U (en) |
-
1985
- 1985-03-12 JP JP3420185U patent/JPS61151073U/ja active Pending