JPS6137466U - fuel injection nozzle - Google Patents
fuel injection nozzleInfo
- Publication number
- JPS6137466U JPS6137466U JP12228584U JP12228584U JPS6137466U JP S6137466 U JPS6137466 U JP S6137466U JP 12228584 U JP12228584 U JP 12228584U JP 12228584 U JP12228584 U JP 12228584U JP S6137466 U JPS6137466 U JP S6137466U
- Authority
- JP
- Japan
- Prior art keywords
- dollar
- nozzle
- fuel injection
- injection nozzle
- tip
- 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
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図はこの考案の第１実施例を示す断面図、第２図は
その■一■線に沿った要部の断面図、第３図はこの考案
の第２実施例を示す断面図、第４図は従来の燃料噴射ノ
ズルの断面図、第５図この．従来における二一ドル弁リ
フト時の拡大図であ−る。
１・・・ノズルボデイ、２・・・二一ドル弁、３・・・
シート部、４・・−・噴孔、７・・・ニードルガイド部
、８，２１・・・補助二一ドルガイド部、９・・・摺動
部、１０，−２２・・・補助摺動部、１１，１２・・・
受圧面、１３・・・二一ドルフエイス部、１４．２３・
・・燃料通路部。Fig. 1 is a sectional view showing the first embodiment of this invention, Fig. 2 is a sectional view of the main part along the line 1, 2, and 3 is a sectional view showing the second embodiment of this invention. Figure 4 is a sectional view of a conventional fuel injection nozzle, and Figure 5 is a cross-sectional view of a conventional fuel injection nozzle. It is an enlarged view of the conventional 21-dollar valve lift. 1...Nozzle body, 2...21 dollar valve, 3...
Seat part, 4... Nozzle hole, 7... Needle guide part, 8, 21... Auxiliary dollar guide part, 9... Sliding part, 10, -22... Auxiliary sliding part Part, 11, 12...
Pressure-receiving surface, 13...21 Dolphin eighth part, 14.23.
...Fuel passage section.
Claims (1)
油溜り部よりも基端側部分に円筒状の二一下ルガイド部
が形成されてなるノズルボデイと、上記二一ドルガイド
部に摺動可能に嵌合する円柱状の摺動部を基端側に有す
るととせもに、上記シート部に着座する二一ドルフエイ
ス部を先端．部に有し、上記ノズルギデイ内に摺動可能
に収納された二一ドル弁とを備えてなる燃料噴射ノズル
において、上記ノズルボデイのシート部近傍に円筒状の
補助二一ドルガイド部を形成する牛ともに、上記二一ド
ル弁先端部にこれと摺動可能に嵌合する補助摺動部を形
成し、かつ両者の摺動面に軸方向に沿った燃料通路部を
切欠形成したことを特徴とする燃料噴射ノズル。It has a conical seat near the nozzle hole at the tip, and
A nozzle body is formed with a cylindrical 21 dollar guide part formed on the base end side of the oil reservoir, and a cylindrical sliding part that slidably fits into the 21 dollar guide part on the base end side. In addition, the tip of the 21-dolph ace part that sits on the seat part. In the fuel injection nozzle, the nozzle body includes a 21 dollar guide part and a 21 dollar valve slidably housed in the nozzle guide, wherein a cylindrical auxiliary 21 dollar guide part is formed in the vicinity of the seat part of the nozzle body. Both are characterized in that an auxiliary sliding part is formed at the tip of the twenty-one dollar valve to slidably fit thereto, and a fuel passage part is formed along the axial direction in the sliding surfaces of both. fuel injection nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12228584U JPS6137466U (en) | 1984-08-09 | 1984-08-09 | fuel injection nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12228584U JPS6137466U (en) | 1984-08-09 | 1984-08-09 | fuel injection nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6137466U true JPS6137466U (en) | 1986-03-08 |
Family
ID=30681041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12228584U Pending JPS6137466U (en) | 1984-08-09 | 1984-08-09 | fuel injection nozzle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6137466U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03182682A (en) * | 1989-12-12 | 1991-08-08 | Nippondenso Co Ltd | Fuel injection valve |
-
1984
- 1984-08-09 JP JP12228584U patent/JPS6137466U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03182682A (en) * | 1989-12-12 | 1991-08-08 | Nippondenso Co Ltd | Fuel injection valve |
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