JPS5814424U - direct injection diesel engine - Google Patents

direct injection diesel engine

Info

Publication number
JPS5814424U
JPS5814424U JP10898881U JP10898881U JPS5814424U JP S5814424 U JPS5814424 U JP S5814424U JP 10898881 U JP10898881 U JP 10898881U JP 10898881 U JP10898881 U JP 10898881U JP S5814424 U JPS5814424 U JP S5814424U
Authority
JP
Japan
Prior art keywords
diesel engine
direct injection
injection diesel
combustion chamber
cavity combustion
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
JP10898881U
Other languages
Japanese (ja)
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 JP10898881U priority Critical patent/JPS5814424U/en
Publication of JPS5814424U publication Critical patent/JPS5814424U/en
Pending legal-status Critical Current

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  • Combustion Methods Of Internal-Combustion Engines (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 the drawing]

第１図は従来における燃焼室形状を示す断面図、第２図
はこの考案の第１実施例を示す縦断面図、第３図は同じ
くピストンの平面図、第４図はこの考案の第２実施例を
示す縦断面図、第５図は同じくピストンの平面図である
。 １１・・・シリンダブロック、１２・・・シリンダヘッ
ド、１３・・・ピストン、１５・・・多噴口燃料噴射弁
、１６・・・キャビティ燃焼室、１８．１８’・・・乱
流生成溝。Fig. 1 is a sectional view showing the conventional combustion chamber shape, Fig. 2 is a longitudinal sectional view showing the first embodiment of this invention, Fig. 3 is a plan view of the piston, and Fig. 4 is a second embodiment of this invention. FIG. 5, which is a longitudinal sectional view showing the embodiment, is also a plan view of the piston. DESCRIPTION OF SYMBOLS 11... Cylinder block, 12... Cylinder head, 13... Piston, 15... Multi-nozzle fuel injection valve, 16... Cavity combustion chamber, 18.18'... Turbulence generation groove.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 燃料噴射弁に対向してピストン頂面に皿型キャビティ燃
焼室を有し、かつシリンダ内に吸気スワールを生成する
ようにした直接噴射式ディーゼル′　機関において、上
記キャビティ燃焼室の開口周縁の角部に、放射状に複数
の乱流生成溝を刻設したことを特徴とする直接噴射式デ
ィーゼル機関。In a direct injection diesel engine which has a dish-shaped cavity combustion chamber on the top surface of the piston facing the fuel injection valve and which generates an intake swirl within the cylinder, the corner of the opening periphery of the cavity combustion chamber A direct injection diesel engine characterized by having multiple turbulence generation grooves radially carved into the engine.
JP10898881U 1981-07-22 1981-07-22 direct injection diesel engine Pending JPS5814424U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10898881U JPS5814424U (en) 1981-07-22 1981-07-22 direct injection diesel engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10898881U JPS5814424U (en) 1981-07-22 1981-07-22 direct injection diesel engine

Publications (1)

Publication Number Publication Date
JPS5814424U true JPS5814424U (en) 1983-01-29

Family

ID=29903375

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10898881U Pending JPS5814424U (en) 1981-07-22 1981-07-22 direct injection diesel engine

Country Status (1)

Country Link
JP (1) JPS5814424U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018084163A (en) * 2016-11-22 2018-05-31 マツダ株式会社 diesel engine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS526809A (en) * 1975-07-05 1977-01-19 Hino Motors Ltd Combustion chamber for a diesel engine
JPS5611324B1 (en) * 1969-03-07 1981-03-13

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5611324B1 (en) * 1969-03-07 1981-03-13
JPS526809A (en) * 1975-07-05 1977-01-19 Hino Motors Ltd Combustion chamber for a diesel engine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018084163A (en) * 2016-11-22 2018-05-31 マツダ株式会社 diesel engine

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