JPS5958726U - engine piston cooling system - Google Patents

engine piston cooling system

Info

Publication number
JPS5958726U
JPS5958726U JP15531682U JP15531682U JPS5958726U JP S5958726 U JPS5958726 U JP S5958726U JP 15531682 U JP15531682 U JP 15531682U JP 15531682 U JP15531682 U JP 15531682U JP S5958726 U JPS5958726 U JP S5958726U
Authority
JP
Japan
Prior art keywords
piston
top surface
cooling system
engine
engine piston
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
JP15531682U
Other languages
Japanese (ja)
Other versions
JPS6327065Y2 (en
Inventor
光夫 人見
正志 丸原
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 JP15531682U priority Critical patent/JPS5958726U/en
Publication of JPS5958726U publication Critical patent/JPS5958726U/en
Application granted granted Critical
Publication of JPS6327065Y2 publication Critical patent/JPS6327065Y2/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図は本考案にかかるエンジンのシリンダヘッド内壁
の要部平面説明図、第２図は第１図のＡ−Ａ線方向のエ
ンジンの垂直断面図、第３図はピー　ストンの平面図で
ある。 １・・・ピストン、２・・・ピストン上面、４・・・シ
リンダヘッド内壁、５・・・凹部、６・・・点火プラグ
、７・・・燃焼室、８・・・スキッシュゾーン、１７・
・・オイル噴射装置。Fig. 1 is an explanatory plan view of essential parts of the inner wall of the cylinder head of an engine according to the present invention, Fig. 2 is a vertical sectional view of the engine taken along line A-A in Fig. 1, and Fig. 3 is a plan view of the piston. be. DESCRIPTION OF SYMBOLS 1... Piston, 2... Piston top surface, 4... Cylinder head inner wall, 5... Recessed part, 6... Spark plug, 7... Combustion chamber, 8... Squish zone, 17...
...Oil injection device.

Claims (1)

【実用新案登録請求の範囲】 ピストン上面および該ピストン上面に対向するシリンダ
ヘッド内壁の少なくとも一方に部分的に四部を設け、ピ
ストンが上死点にあるときのシリンダヘッド内壁面とピ
ストン上面との間に、上記凹部よりなる燃焼室と、微小
間隙のスキッシュゾーンとを形成し、かつ燃焼室に点火
プラグを臨設したエンジンにおいて、 上記スキッシュゾーンの少なくとも一部に該当するピス
トン上面部分の裏面側に、冷却用オイルを噴射供給する
オイル噴射装置を備えたことを特徴とするエンジンのピ
ストン冷却装置。[Claims for Utility Model Registration] At least one of the top surface of the piston and the inner wall of the cylinder head facing the top surface of the piston is provided with four parts, and the gap between the inner wall surface of the cylinder head and the top surface of the piston when the piston is at the top dead center. In an engine in which a combustion chamber consisting of the recessed portion and a squish zone with a minute gap are formed, and a spark plug is provided adjacent to the combustion chamber, on the back side of the upper surface portion of the piston corresponding to at least a part of the squish zone, A piston cooling device for an engine, comprising an oil injection device that injects and supplies cooling oil.
JP15531682U 1982-10-13 1982-10-13 engine piston cooling system Granted JPS5958726U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15531682U JPS5958726U (en) 1982-10-13 1982-10-13 engine piston cooling system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15531682U JPS5958726U (en) 1982-10-13 1982-10-13 engine piston cooling system

Publications (2)

Publication Number Publication Date
JPS5958726U true JPS5958726U (en) 1984-04-17
JPS6327065Y2 JPS6327065Y2 (en) 1988-07-22

Family

ID=30343067

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15531682U Granted JPS5958726U (en) 1982-10-13 1982-10-13 engine piston cooling system

Country Status (1)

Country Link
JP (1) JPS5958726U (en)

Also Published As

Publication number Publication date
JPS6327065Y2 (en) 1988-07-22

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