JPS58167772U - Direct injection diesel engine fuel injection nozzle - Google Patents
Direct injection diesel engine fuel injection nozzleInfo
- Publication number
- JPS58167772U JPS58167772U JP6467082U JP6467082U JPS58167772U JP S58167772 U JPS58167772 U JP S58167772U JP 6467082 U JP6467082 U JP 6467082U JP 6467082 U JP6467082 U JP 6467082U JP S58167772 U JPS58167772 U JP S58167772U
- Authority
- JP
- Japan
- Prior art keywords
- diesel engine
- injection
- nozzle
- fuel injection
- engine fuel
- 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
- Combustion Methods Of Internal-Combustion Engines (AREA)
- 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図は直噴式ディーゼル機関の要部の断面図、第２図
は同じく燃料噴射ノズルのノズル先端部の断面図、第３
図は燃料の燃焼室壁面に対する噴霧到達状況を示す説明
図、第４図および第５図は本考案のノズル先端部に設け
た噴射孔形状を示す断面図である。
３・・・燃焼室、４・・・燃料噴射ノズル、８・・・ノ
ズル先端部、９．ＩＯＡ、ＩＯＢ・・・噴射孔、１２・
・・傾斜部。Figure 1 is a sectional view of the main parts of a direct injection diesel engine, Figure 2 is a sectional view of the nozzle tip of the fuel injection nozzle, and Figure 3 is a sectional view of the nozzle tip of the fuel injection nozzle.
The figure is an explanatory view showing how the fuel spray reaches the wall surface of the combustion chamber, and FIGS. 4 and 5 are cross-sectional views showing the shape of the injection hole provided at the tip of the nozzle of the present invention. 3... Combustion chamber, 4... Fuel injection nozzle, 8... Nozzle tip, 9. IOA, IOB... injection hole, 12.
...Slope section.
Claims (1)
らピストン冠部に設けた凹状燃焼室壁面までの距離が一
様でない直噴式ディーゼ、ル機関において、前記燃焼室
壁面までの距離が他の噴射方向に比較して短かくなる噴
射方向に向ｉて設けられた噴射孔を、その開口端に向っ
て拡開するテーパ状としたことを特徴とする直噴式ディ
ーゼル機関の燃料噴射ノズル。In a direct injection diesel engine in which the distance from the nozzle tip of a fuel injection nozzle having a plurality of injection holes to the concave combustion chamber wall provided in the piston crown is not uniform, the distance to the combustion chamber wall is different from that of the other injection A fuel injection nozzle for a direct injection diesel engine, characterized in that an injection hole provided in an injection direction, which is shorter than the other direction, has a tapered shape that widens toward its opening end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6467082U JPS58167772U (en) | 1982-05-01 | 1982-05-01 | Direct injection diesel engine fuel injection nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6467082U JPS58167772U (en) | 1982-05-01 | 1982-05-01 | Direct injection diesel engine fuel injection nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58167772U true JPS58167772U (en) | 1983-11-09 |
Family
ID=30074686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6467082U Pending JPS58167772U (en) | 1982-05-01 | 1982-05-01 | Direct injection diesel engine fuel injection nozzle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58167772U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007263114A (en) * | 2006-03-27 | 2007-10-11 | Robert Bosch Gmbh | Injection nozzle for internal combustion engine and method of forming, in one workpiece, at least two passages to which different machining and molding are applied |
| JP2013068125A (en) * | 2011-09-21 | 2013-04-18 | Denso Corp | Fuel injection valve |
-
1982
- 1982-05-01 JP JP6467082U patent/JPS58167772U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007263114A (en) * | 2006-03-27 | 2007-10-11 | Robert Bosch Gmbh | Injection nozzle for internal combustion engine and method of forming, in one workpiece, at least two passages to which different machining and molding are applied |
| JP2013068125A (en) * | 2011-09-21 | 2013-04-18 | Denso Corp | Fuel injection valve |
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