JPH03106127U - - Google Patents

Info

Publication number
JPH03106127U
JPH03106127U JP1457890U JP1457890U JPH03106127U JP H03106127 U JPH03106127 U JP H03106127U JP 1457890 U JP1457890 U JP 1457890U JP 1457890 U JP1457890 U JP 1457890U JP H03106127 U JPH03106127 U JP H03106127U
Authority
JP
Japan
Prior art keywords
cavity
fuel
combustion chamber
diesel engine
injection nozzle
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
JP1457890U
Other languages
English (en)
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 filed Critical
Priority to JP1457890U priority Critical patent/JPH03106127U/ja
Publication of JPH03106127U publication Critical patent/JPH03106127U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Combustion Methods Of Internal-Combustion Engines (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す要部平面図、
第2図は第1図の−線矢視断面図、第3図は
空気流に対する角部の作用説明図、第4図は空気
流に対する溝の作用説明図、第5図はキヤビテイ
上面から見た噴射燃料に対する角部の作用説明図
、第6図はキヤビテイ側面から見た噴射燃料に対
する溝の作用説明図、第7図は従来例の要部平面
図、第8図は第7図の−線矢視断面図、第9
図及び第10図は従来例の噴射燃料のキヤビテイ
壁面における状態を説明するための図である。 11……ピストン、12……キヤビテイ、13
……溝、F……噴射燃料。

Claims (1)

    【実用新案登録請求の範囲】
  1. ピストン頂面に形成される略皿状のキヤビテイ
    とシリンダヘツドとで構成される燃焼室内に燃料
    噴射ノズルを臨ませ、前記キヤビテイ壁面に燃料
    を直接噴射する直噴式デイーゼルエンジンにおい
    て、前記キヤビテイの平面形状を角形に形成する
    と共に、キヤビテイ内周壁に円弧状の溝を環状に
    設け、前記燃料噴射ノズルからの噴射燃料が、キ
    ヤビテイ角部の前記溝内に到達する構成としたこ
    とを特徴とする直噴式デイーゼルエンジンの燃焼
    室構造。
JP1457890U 1990-02-16 1990-02-16 Pending JPH03106127U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1457890U JPH03106127U (ja) 1990-02-16 1990-02-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1457890U JPH03106127U (ja) 1990-02-16 1990-02-16

Publications (1)

Publication Number Publication Date
JPH03106127U true JPH03106127U (ja) 1991-11-01

Family

ID=31517930

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1457890U Pending JPH03106127U (ja) 1990-02-16 1990-02-16

Country Status (1)

Country Link
JP (1) JPH03106127U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7441535B2 (en) 2004-10-14 2008-10-28 Yanmar Co., Ltd. Shape of combustion chamber for direct-injection diesel engine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7441535B2 (en) 2004-10-14 2008-10-28 Yanmar Co., Ltd. Shape of combustion chamber for direct-injection diesel engine

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