JPS59172273U - Hole type fuel injection nozzle - Google Patents
Hole type fuel injection nozzleInfo
- Publication number
- JPS59172273U JPS59172273U JP6705383U JP6705383U JPS59172273U JP S59172273 U JPS59172273 U JP S59172273U JP 6705383 U JP6705383 U JP 6705383U JP 6705383 U JP6705383 U JP 6705383U JP S59172273 U JPS59172273 U JP S59172273U
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- hole
- fuel injection
- injection nozzle
- small
- 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
- 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図は従来のホール型燃料噴射ノズルの先端部を示す
断面図、第２図は本考案に係るホール型燃料噴射ノズル
の第１実施例を示すその先端断面図、第３図は本考案の
第２実施例を示すその先端断面図、第４図は本考案の第
３実施例を示すその先端断面図、第５図は本考案の第４
実施例を示すその先端断面図である。
１５．２５・・・噴孔、１６．３２・・・小噴孔、１７
゜３１．４１・・・大噴孔。FIG. 1 is a sectional view showing the tip of a conventional hole-type fuel injection nozzle, FIG. 2 is a sectional view of the tip of a first embodiment of the hole-type fuel injection nozzle according to the present invention, and FIG. 3 is a sectional view of the tip of the hole-type fuel injection nozzle according to the present invention. FIG. 4 is a cross-sectional view of the tip of the second embodiment of the present invention, FIG. 4 is a cross-sectional view of the tip of the third embodiment of the present invention, and FIG.
It is a sectional view of the tip showing an example. 15.25... Nozzle hole, 16.32... Small nozzle hole, 17
゜31.41...Large nozzle hole.
Claims (1)
の大噴孔と、から構成され、小噴孔側から大噴孔側へ燃
料を噴射する噴孔を備えたホール型燃料噴射ノズルにお
いて、前記大噴孔を燃料の噴射方向に沿？て小噴孔から
噴出する燃料の噴出角度以上に拡径させたことを特徴と
するホール型燃料噴射ノズル。A hole-type nozzle that is composed of a small nozzle hole with a small diameter and a large nozzle hole with a large diameter connected in series to the small nozzle hole, and has a nozzle hole that injects fuel from the small nozzle side to the large nozzle side. In the fuel injection nozzle, is the large injection hole aligned along the fuel injection direction? A hole-type fuel injection nozzle characterized in that the diameter of the fuel injection nozzle is expanded to be larger than the injection angle of fuel ejected from a small nozzle hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6705383U JPS59172273U (en) | 1983-05-04 | 1983-05-04 | Hole type fuel injection nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6705383U JPS59172273U (en) | 1983-05-04 | 1983-05-04 | Hole type fuel injection nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59172273U true JPS59172273U (en) | 1984-11-17 |
Family
ID=30197259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6705383U Pending JPS59172273U (en) | 1983-05-04 | 1983-05-04 | Hole type fuel injection nozzle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59172273U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000073917A (en) * | 1998-08-26 | 2000-03-07 | Man B & W Diesel Gmbh | Fuel injection nozzle for internal combustion engine |
| JP2003506626A (en) * | 1999-08-11 | 2003-02-18 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Fuel injection valve and method for manufacturing a discharge opening of the valve |
| JP2008101499A (en) * | 2006-10-18 | 2008-05-01 | Hitachi Ltd | Injection valve and orifice processing method |
| JP2010248919A (en) * | 2009-04-10 | 2010-11-04 | Hitachi Automotive Systems Ltd | Fuel injection valve |
| US8016214B2 (en) | 2008-03-31 | 2011-09-13 | Hitachi, Ltd. | Fuel injection valve and method for forming orifice thereof |
| WO2015170588A1 (en) * | 2014-05-08 | 2015-11-12 | 日立オートモティブシステムズ株式会社 | Fuel injection valve |
| JP2016089660A (en) * | 2014-10-31 | 2016-05-23 | 日立オートモティブシステムズ株式会社 | Fuel injection device |
| JP2019124226A (en) * | 2019-05-10 | 2019-07-25 | 日立オートモティブシステムズ株式会社 | Fuel injection valve |
-
1983
- 1983-05-04 JP JP6705383U patent/JPS59172273U/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000073917A (en) * | 1998-08-26 | 2000-03-07 | Man B & W Diesel Gmbh | Fuel injection nozzle for internal combustion engine |
| JP2003506626A (en) * | 1999-08-11 | 2003-02-18 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Fuel injection valve and method for manufacturing a discharge opening of the valve |
| JP4690620B2 (en) * | 1999-08-11 | 2011-06-01 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Fuel injection valve and method for manufacturing the discharge opening of the valve |
| JP2008101499A (en) * | 2006-10-18 | 2008-05-01 | Hitachi Ltd | Injection valve and orifice processing method |
| US8016214B2 (en) | 2008-03-31 | 2011-09-13 | Hitachi, Ltd. | Fuel injection valve and method for forming orifice thereof |
| JP2010248919A (en) * | 2009-04-10 | 2010-11-04 | Hitachi Automotive Systems Ltd | Fuel injection valve |
| WO2015170588A1 (en) * | 2014-05-08 | 2015-11-12 | 日立オートモティブシステムズ株式会社 | Fuel injection valve |
| JP2015214892A (en) * | 2014-05-08 | 2015-12-03 | 日立オートモティブシステムズ株式会社 | Fuel injection valve |
| JP2016089660A (en) * | 2014-10-31 | 2016-05-23 | 日立オートモティブシステムズ株式会社 | Fuel injection device |
| JP2019124226A (en) * | 2019-05-10 | 2019-07-25 | 日立オートモティブシステムズ株式会社 | Fuel injection valve |
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