JPS61164470U - - Google Patents
Info
- Publication number
- JPS61164470U JPS61164470U JP4712885U JP4712885U JPS61164470U JP S61164470 U JPS61164470 U JP S61164470U JP 4712885 U JP4712885 U JP 4712885U JP 4712885 U JP4712885 U JP 4712885U JP S61164470 U JPS61164470 U JP S61164470U
- Authority
- JP
- Japan
- Prior art keywords
- needle valve
- metering orifice
- engine
- distribution chamber
- view
- 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.)
- Granted
Links
- 239000000446 fuel Substances 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は、実施例の全体縦断面図、第２図は、
第一実施例の要部縦断面図、第３図は、第二実施
例の要部縦断面図、第４図は、第三実施例の要部
縦断面図、第５図は、第三実施例における分配室
の形状を示す断面図、第６図は、第四実施例にお
ける分配室の形状を示す断面図、第７図は、第五
実施例の要部縦断面図、第８図は、第五実施例に
おけるアシストエア導入通路を示す断面図、第９
図は、第六実施例の要部分解縦断面図、第１０図
は、二つの吸気ポートを有するエンジンジンへの
適用例を示す概略図、第１１図は、従来例を示す
断面図である。
１０…燃料噴射弁、１１…エンジン本体、２８
…計量オリフイス、３０…ニードル弁、３８…分
配室、４０…ニードル弁の延長部。
FIG. 1 is an overall vertical sectional view of the embodiment, and FIG. 2 is a
3 is a vertical sectional view of the main part of the first embodiment, FIG. 4 is a longitudinal sectional view of the main part of the third embodiment, and FIG. 5 is a longitudinal sectional view of the main part of the third embodiment. 6 is a sectional view showing the shape of the distribution chamber in the fourth embodiment; FIG. 7 is a longitudinal sectional view of the main part of the fifth embodiment; FIG. are sectional views showing the assist air introduction passage in the fifth embodiment;
The figure is an exploded longitudinal cross-sectional view of essential parts of the sixth embodiment, FIG. 10 is a schematic diagram showing an example of application to an engine engine having two intake ports, and FIG. 11 is a cross-sectional view showing a conventional example. . 10... Fuel injection valve, 11... Engine body, 28
... metering orifice, 30 ... needle valve, 38 ... distribution chamber, 40 ... extension of needle valve.
Claims (1)
、 該ニードル弁の下流に設けられた計量オリフイ
スと、 該計量オリフイスの下流に設けられ、燃料を複
数の噴孔に分配する分配室とを有するエンジンの
燃料噴射弁において、 前記ニードル弁の先端を前記分配室内まで伸長
させた、 ことを特徴とするエンジンの燃料噴射弁。[Scope of claim for utility model registration] A needle valve that regulates fuel injection into an engine, a metering orifice installed downstream of the needle valve, and a metering orifice installed downstream of the metering orifice that distributes fuel to a plurality of nozzle holes. What is claimed is: 1. A fuel injection valve for an engine having a distribution chamber, characterized in that a tip of the needle valve extends into the distribution chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985047128U JPH0444845Y2 (en) | 1985-03-30 | 1985-03-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985047128U JPH0444845Y2 (en) | 1985-03-30 | 1985-03-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61164470U true JPS61164470U (en) | 1986-10-13 |
| JPH0444845Y2 JPH0444845Y2 (en) | 1992-10-22 |
Family
ID=30562174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985047128U Expired JPH0444845Y2 (en) | 1985-03-30 | 1985-03-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0444845Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6436973A (en) * | 1987-07-17 | 1989-02-07 | Bosch Gmbh Robert | Fuel injection valve and adjusting method thereof |
| JPH0299758A (en) * | 1988-10-07 | 1990-04-11 | Hitachi Ltd | Fuel feeding device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55153852A (en) * | 1979-05-18 | 1980-12-01 | Bosch Gmbh Robert | Internal combustion engine fuel injection nozzle with controllable injecting cross section |
| JPS5943962A (en) * | 1982-09-06 | 1984-03-12 | Toyota Motor Corp | Fuel injection valve device of double suction engine |
-
1985
- 1985-03-30 JP JP1985047128U patent/JPH0444845Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55153852A (en) * | 1979-05-18 | 1980-12-01 | Bosch Gmbh Robert | Internal combustion engine fuel injection nozzle with controllable injecting cross section |
| JPS5943962A (en) * | 1982-09-06 | 1984-03-12 | Toyota Motor Corp | Fuel injection valve device of double suction engine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6436973A (en) * | 1987-07-17 | 1989-02-07 | Bosch Gmbh Robert | Fuel injection valve and adjusting method thereof |
| JPH0299758A (en) * | 1988-10-07 | 1990-04-11 | Hitachi Ltd | Fuel feeding device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0444845Y2 (en) | 1992-10-22 |