JPS58161124U - direct injection diesel engine - Google Patents

direct injection diesel engine

Info

Publication number
JPS58161124U
JPS58161124U JP5909182U JP5909182U JPS58161124U JP S58161124 U JPS58161124 U JP S58161124U JP 5909182 U JP5909182 U JP 5909182U JP 5909182 U JP5909182 U JP 5909182U JP S58161124 U JPS58161124 U JP S58161124U
Authority
JP
Japan
Prior art keywords
diesel engine
direct injection
injection diesel
piston
top surface
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
JP5909182U
Other languages
Japanese (ja)
Inventor
小田　義治
Original Assignee
マツダ株式会社
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 マツダ株式会社 filed Critical マツダ株式会社
Priority to JP5909182U priority Critical patent/JPS58161124U/en
Publication of JPS58161124U publication Critical patent/JPS58161124U/en
Pending 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 the drawing]

第１図は本考案の一実施例による直接噴射式ディーゼル
エンジンの要部断面図、第２図は上記エンジンの断面平
面図、第３図は上記エンジンのピストンの平面図、第４
図ａ、　　ｂはともに上記エンジンの作用効果を説明す
るための図である。 ３・・・ピストン、３ａ・・・頂面、４・・・燃焼室、
５・・・吸気通路、１１・・・キャビティ、１１ａ・・
・リップ部、１１ｂ・・・突起。FIG. 1 is a sectional view of essential parts of a direct injection diesel engine according to an embodiment of the present invention, FIG. 2 is a sectional plan view of the engine, FIG. 3 is a plan view of the piston of the engine, and FIG.
Figures a and b are both diagrams for explaining the effects of the engine. 3...Piston, 3a...Top surface, 4...Combustion chamber,
5... Intake passage, 11... Cavity, 11a...
- Lip portion, 11b... protrusion.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 燃焼室内において吸気にスワールを発生せしめる吸気通
路を有し、かつピストン頂面にキャビティを形成してな
る直接噴射式ディーゼルエンジンにおいて、上記ピスト
ン頂面のキャビティ入口部には半径方向内方に向けて突
出するリップ部が形成され、上記キャビティ底部には上
記ピストン頂面に垂直な方向に向けて突出しかつ半径方
向に延びる突起が形成されていることを特徴とする直接
噴射式ディーゼルエンジン。In a direct injection diesel engine that has an intake passage that generates a swirl in the intake air in the combustion chamber and has a cavity formed on the top surface of the piston, the cavity inlet on the top surface of the piston has a radially inward direction. 1. A direct injection diesel engine, wherein a protruding lip portion is formed, and a protrusion protruding in a direction perpendicular to the piston top surface and extending in a radial direction is formed at the bottom of the cavity.
JP5909182U 1982-04-21 1982-04-21 direct injection diesel engine Pending JPS58161124U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5909182U JPS58161124U (en) 1982-04-21 1982-04-21 direct injection diesel engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5909182U JPS58161124U (en) 1982-04-21 1982-04-21 direct injection diesel engine

Publications (1)

Publication Number Publication Date
JPS58161124U true JPS58161124U (en) 1983-10-27

Family

ID=30069426

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5909182U Pending JPS58161124U (en) 1982-04-21 1982-04-21 direct injection diesel engine

Country Status (1)

Country Link
JP (1) JPS58161124U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5639816B2 (en) * 1975-02-10 1981-09-16

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5639816B2 (en) * 1975-02-10 1981-09-16

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