JPS61126079U - - Google Patents
Info
- Publication number
- JPS61126079U JPS61126079U JP997985U JP997985U JPS61126079U JP S61126079 U JPS61126079 U JP S61126079U JP 997985 U JP997985 U JP 997985U JP 997985 U JP997985 U JP 997985U JP S61126079 U JPS61126079 U JP S61126079U
- Authority
- JP
- Japan
- Prior art keywords
- groove
- fuel injection
- nozzle
- hole
- injection nozzle
- 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
- 239000000446 fuel Substances 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案の燃料噴射ノズルの先端部近傍
の断面図、第２図は第１図の―線に沿う断面
図、第３図は第１図におけるニードルピン外周の
溝の展開図、第４図はニードルピン上部の平面図
、第５図はニードルピン上部の断面図、第６図は
従来の燃料噴射ノズルの断面図、である。
１……ノズルホルダ、２……ニードルピン、５
……シール部、１１……噴孔、１２……溝、１３
……Ｒ形状、１４……切欠き、１５……ノツクピ
ン。
FIG. 1 is a sectional view of the vicinity of the tip of the fuel injection nozzle of the present invention, FIG. 2 is a sectional view taken along the line - in FIG. 1, and FIG. 3 is a developed view of the groove on the outer periphery of the needle pin in FIG. FIG. 4 is a plan view of the upper part of the needle pin, FIG. 5 is a sectional view of the upper part of the needle pin, and FIG. 6 is a sectional view of a conventional fuel injection nozzle. 1... Nozzle holder, 2... Needle pin, 5
... Seal part, 11 ... Nozzle hole, 12 ... Groove, 13
... R shape, 14 ... Notch, 15 ... Knock pin.
Claims (1)
のニードルピン先端近傍に、下端がニードルリフ
ト最大時に噴孔に位置ずれなく連通し、上端がニ
ードルピンとノズルホルダとの間のシール部迄延
びる溝を形成し、該溝の下端をＲ状に形成したこ
とを特徴とする燃料噴射ノズル。 A groove is formed near the tip of the needle pin of a hole-type fuel injection nozzle for a diesel engine, the lower end of which communicates with the nozzle hole without displacement when the needle lift is at its maximum, and the upper end of which extends to the seal between the needle pin and the nozzle holder. A fuel injection nozzle characterized in that the lower end of the groove is formed in an R shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP997985U JPS61126079U (en) | 1985-01-29 | 1985-01-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP997985U JPS61126079U (en) | 1985-01-29 | 1985-01-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61126079U true JPS61126079U (en) | 1986-08-07 |
Family
ID=30490712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP997985U Pending JPS61126079U (en) | 1985-01-29 | 1985-01-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61126079U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03279668A (en) * | 1990-03-28 | 1991-12-10 | Nippondenso Co Ltd | Fuel injection nozzle |
| JP2010512484A (en) * | 2006-12-15 | 2010-04-22 | マーン・ディーゼール・フィリアル・アーエフ・マーン・ディーゼール・エスエー・ティスクランド | Fuel injector for internal combustion engines |
-
1985
- 1985-01-29 JP JP997985U patent/JPS61126079U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03279668A (en) * | 1990-03-28 | 1991-12-10 | Nippondenso Co Ltd | Fuel injection nozzle |
| JP2010512484A (en) * | 2006-12-15 | 2010-04-22 | マーン・ディーゼール・フィリアル・アーエフ・マーン・ディーゼール・エスエー・ティスクランド | Fuel injector for internal combustion engines |
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