JPS59157574U - fuel injection nozzle - Google Patents

fuel injection nozzle

Info

Publication number
JPS59157574U
JPS59157574U JP18940583U JP18940583U JPS59157574U JP S59157574 U JPS59157574 U JP S59157574U JP 18940583 U JP18940583 U JP 18940583U JP 18940583 U JP18940583 U JP 18940583U JP S59157574 U JPS59157574 U JP S59157574U
Authority
JP
Japan
Prior art keywords
nozzle
fuel injection
combustion chamber
injection nozzle
sub
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
Application number
JP18940583U
Other languages
Japanese (ja)
Inventor
東條　重樹
高石　武夫
福井　正晴
明石　哲司
岩本　成男
河瀬　元
Original Assignee
株式会社デンソー
三菱重工業株式会社
三菱自動車工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社デンソー, 三菱重工業株式会社, 三菱自動車工業株式会社 filed Critical 株式会社デンソー
Priority to JP18940583U priority Critical patent/JPS59157574U/en
Publication of JPS59157574U publication Critical patent/JPS59157574U/en
Pending legal-status Critical Current

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

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来の燃料噴射ノズルをエンジンに装着した状
態の断面図、第２図は本考案の一実施例７を示す断面図
、第３図は本考案の他の実施例を示す断面図である。 １・・・・・・副燃焼室、２・・・・・・燃料噴射ノズ
ル、２Ｃ・・・・・・ノズルボデー、２ｄ・・・・・・
底面、２ｅ・・・・・・円錐状部分、３・・・・・・シ
リンダーヘッド、３ａ・・・・・・開口部、３ｂ・・・
・・・先細り形状の穴。Fig. 1 is a cross-sectional view of a conventional fuel injection nozzle installed in an engine, Fig. 2 is a cross-sectional view of a seventh embodiment of the present invention, and Fig. 3 is a cross-sectional view of another embodiment of the present invention. It is. 1... Sub-combustion chamber, 2... Fuel injection nozzle, 2C... Nozzle body, 2d...
Bottom surface, 2e... Conical portion, 3... Cylinder head, 3a... Opening, 3b...
...A tapered hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ディーゼルエンジンの副燃焼室にノズルボデーの底面を
臨ませて取付けられる燃料噴射ノズルにおいて、前記副
燃焼室を形成するシリンダーヘッドには一端が前記副燃
焼室に開口する開口部を持つ先細り形状の穴を設け、前
記ノズルポデーの先端付近にはその底面に向かって先細
り形状となる円錐状部分を形成すると共に、該ノズルポ
デーの底面の表面積を小さくし、該ノズルポデーの底面
を前記開口部から副燃焼室内に臨ませると共に前記ノズ
ルボデーの円錐状部分を前記シリンダヘッドの先細り形
状の穴に直接当該させたことを特徴とする燃料噴射ノズ
ル。In a fuel injection nozzle that is installed with the bottom surface of the nozzle body facing the sub-combustion chamber of a diesel engine, the cylinder head forming the sub-combustion chamber has a tapered hole with one end opening into the sub-combustion chamber. A conical portion tapering toward the bottom surface is formed near the tip of the nozzle podium, and the surface area of the bottom surface of the nozzle podium is reduced, and the bottom surface of the nozzle podium is exposed from the opening into the auxiliary combustion chamber. A fuel injection nozzle, characterized in that the conical portion of the nozzle body is in direct contact with the tapered hole of the cylinder head.
JP18940583U 1983-12-07 1983-12-07 fuel injection nozzle Pending JPS59157574U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18940583U JPS59157574U (en) 1983-12-07 1983-12-07 fuel injection nozzle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18940583U JPS59157574U (en) 1983-12-07 1983-12-07 fuel injection nozzle

Publications (1)

Publication Number Publication Date
JPS59157574U true JPS59157574U (en) 1984-10-23

Family

ID=30408367

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18940583U Pending JPS59157574U (en) 1983-12-07 1983-12-07 fuel injection nozzle

Country Status (1)

Country Link
JP (1) JPS59157574U (en)

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