JPS5875920U - direct injection diesel engine - Google Patents

direct injection diesel engine

Info

Publication number
JPS5875920U
JPS5875920U JP17194681U JP17194681U JPS5875920U JP S5875920 U JPS5875920 U JP S5875920U JP 17194681 U JP17194681 U JP 17194681U JP 17194681 U JP17194681 U JP 17194681U JP S5875920 U JPS5875920 U JP S5875920U
Authority
JP
Japan
Prior art keywords
diesel engine
hole
direct injection
cylinder
cap
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
Application number
JP17194681U
Other languages
Japanese (ja)
Other versions
JPS6145294Y2 (en
Inventor
幸雄 松井
Original Assignee
日産自動車株式会社
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 日産自動車株式会社 filed Critical 日産自動車株式会社
Priority to JP17194681U priority Critical patent/JPS5875920U/en
Publication of JPS5875920U publication Critical patent/JPS5875920U/en
Application granted granted Critical
Publication of JPS6145294Y2 publication Critical patent/JPS6145294Y2/ja
Granted legal-status Critical Current

Links

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図は従来の直接噴射式ディーゼルエンジンを示す概
略断面図、第２図はこの考案の直接噴射式ディーゼルエ
ンジンの一実施例を示す概略断面図、第３図はこの考案
の直接噴射式ディーゼルエンジンの他の実施例を示す概
略断面図である。 １・・・・・・シリンダブロック、２・・曲シリンダ孔
、３・・・・・・キャビティ、４・・・・・・ピストン
、６・・・・・・シリンダヘッド、８・・・・・・燃焼
室、９・・・・・・燃料噴射ノズル、２１．３１・・・
・・・キャップ、２３．３２・・曲孔。Fig. 1 is a schematic sectional view showing a conventional direct injection diesel engine, Fig. 2 is a schematic sectional view showing an embodiment of the direct injection diesel engine of this invention, and Fig. 3 is a schematic sectional view showing an embodiment of the direct injection diesel engine of this invention. It is a schematic sectional view showing another example of an engine. 1... Cylinder block, 2... Curved cylinder hole, 3... Cavity, 4... Piston, 6... Cylinder head, 8... ... Combustion chamber, 9... Fuel injection nozzle, 21.31...
... Cap, 23.32 ... Bent hole.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）　　シリンダ孔の形成されたシリンダブロックと
、シリンダ孔に摺動自在に収納され上端にキャビティが
形成されたピストンと、シリンダブロックの上端に固締
されシリンダブロックおよびピストンとともに燃焼室を
画成するシリンダヘッドと、この燃焼室に臨む噴孔から
前記キャビティに向って燃料噴霧を噴射する燃料噴射ノ
ズルと、を備えた直接噴射式ディーゼルエンジンにおい
て、前記燃料噴射ノズルの先端部を完全に包囲するキャ
ップをシリンダヘッドに固設するとともに、このキャッ
プに該噴孔から噴射された燃料噴霧を通過させる孔を形
成したことを特徴とする直接噴射式ディーゼルエンジン
。(1) A cylinder block with a cylinder hole, a piston that is slidably housed in the cylinder hole and has a cavity at its upper end, and is fixed to the upper end of the cylinder block to define a combustion chamber together with the cylinder block and piston. and a fuel injection nozzle that injects fuel spray toward the cavity from a nozzle hole facing the combustion chamber, the fuel injection nozzle completely surrounding the tip of the fuel injection nozzle. A direct injection diesel engine, characterized in that a cap is fixed to a cylinder head, and a hole is formed in the cap through which fuel spray injected from the nozzle hole passes. （２）前記キャップの外側面を内方に滑らかに凹ませ、
該外側面に沿ってスキッシュ流が容易に形成されるよう
にしたことを特徴とする特許請求の範囲第１項記載の直
接噴射式ディーゼルエンジン。(2) Smoothly concave the outer surface of the cap inward;
2. The direct injection diesel engine according to claim 1, wherein a squish flow is easily formed along the outer surface.
JP17194681U 1981-11-17 1981-11-17 direct injection diesel engine Granted JPS5875920U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17194681U JPS5875920U (en) 1981-11-17 1981-11-17 direct injection diesel engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17194681U JPS5875920U (en) 1981-11-17 1981-11-17 direct injection diesel engine

Publications (2)

Publication Number Publication Date
JPS5875920U true JPS5875920U (en) 1983-05-23
JPS6145294Y2 JPS6145294Y2 (en) 1986-12-19

Family

ID=29963857

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17194681U Granted JPS5875920U (en) 1981-11-17 1981-11-17 direct injection diesel engine

Country Status (1)

Country Link
JP (1) JPS5875920U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0447132U (en) * 1990-08-29 1992-04-22

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5165212A (en) * 1974-12-03 1976-06-05 Hino Motors Ltd Deiizerukikanno nenshoshitsu

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5165212A (en) * 1974-12-03 1976-06-05 Hino Motors Ltd Deiizerukikanno nenshoshitsu

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0447132U (en) * 1990-08-29 1992-04-22

Also Published As

Publication number Publication date
JPS6145294Y2 (en) 1986-12-19

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