JPS601961U - Direct injection diesel engine fuel injection nozzle - Google Patents

Direct injection diesel engine fuel injection nozzle

Info

Publication number
JPS601961U
JPS601961U JP6723283U JP6723283U JPS601961U JP S601961 U JPS601961 U JP S601961U JP 6723283 U JP6723283 U JP 6723283U JP 6723283 U JP6723283 U JP 6723283U JP S601961 U JPS601961 U JP S601961U
Authority
JP
Japan
Prior art keywords
nozzle
diesel engine
fuel injection
direct injection
engine fuel
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
JP6723283U
Other languages
Japanese (ja)
Inventor
三枝　省五
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 JP6723283U priority Critical patent/JPS601961U/en
Publication of JPS601961U publication Critical patent/JPS601961U/en
Pending legal-status Critical Current

Links

Landscapes

  • Fuel-Injection Apparatus (AREA)
  • 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 drawings]

第１図は従来の直接噴射式ディーゼル機関の燃焼室形状
を示す縦断面図、第２図〜第４図は本考案の一実施例を
示し第２図は縦断面図、第３図は同上におけるピストン
の平面図、第４図は噴射ノズルの噴孔部の拡大縦断面図
である。 ３・・・ピストン、５・・・主室、６・・・ピストン燃
焼室、１０・・・リップ部、２０・・・噴射ノズル、２
１ａ。 ２１ｂ・・・噴孔、Ｃ１・・・シリンダ軸、Ｃ２・・・
ノズル軸、Ｃ３・・・ピストン燃焼室軸。Fig. 1 is a longitudinal sectional view showing the shape of the combustion chamber of a conventional direct injection diesel engine, Figs. 2 to 4 show an embodiment of the present invention, Fig. 2 is a longitudinal sectional view, and Fig. 3 is the same as above. FIG. 4 is a plan view of the piston in FIG. 3... Piston, 5... Main chamber, 6... Piston combustion chamber, 10... Lip portion, 20... Injection nozzle, 2
1a. 21b... Nozzle hole, C1... Cylinder shaft, C2...
Nozzle axis, C3... Piston combustion chamber axis.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ピストン頂部に陥凹形成したピストン燃焼室の開口部周
縁を内方に張り出して環状のリップ部を形成し、該リッ
プ部の張り出し長さを異ならしめた直接噴射式ディーゼ
ル機関において、前記ピストン燃焼室内に臨む多噴孔燃
料噴射ノズルの噴孔開口面積を、長いリップ部側の噴孔
の方が他より大となるように形成したことを特徴とする
直接噴射式ディーゼル機関の燃料噴射ノズル。In a direct injection diesel engine in which the opening peripheral edge of a piston combustion chamber formed with a recess at the top of the piston extends inward to form an annular lip, and the length of the extension of the lip is varied, the piston combustion chamber A fuel injection nozzle for a direct injection diesel engine, characterized in that the nozzle opening area of the multi-nozzle fuel injection nozzle facing the long lip is larger than the other nozzle holes.
JP6723283U 1983-05-04 1983-05-04 Direct injection diesel engine fuel injection nozzle Pending JPS601961U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6723283U JPS601961U (en) 1983-05-04 1983-05-04 Direct injection diesel engine fuel injection nozzle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6723283U JPS601961U (en) 1983-05-04 1983-05-04 Direct injection diesel engine fuel injection nozzle

Publications (1)

Publication Number Publication Date
JPS601961U true JPS601961U (en) 1985-01-09

Family

ID=30197429

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6723283U Pending JPS601961U (en) 1983-05-04 1983-05-04 Direct injection diesel engine fuel injection nozzle

Country Status (1)

Country Link
JP (1) JPS601961U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63151249U (en) * 1987-03-27 1988-10-05
JPS6416241U (en) * 1987-07-15 1989-01-26
WO2009038044A1 (en) * 2007-09-21 2009-03-26 Yanmar Co., Ltd. Diesel engine

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63151249U (en) * 1987-03-27 1988-10-05
JPH0525802Y2 (en) * 1987-03-27 1993-06-29
JPS6416241U (en) * 1987-07-15 1989-01-26
WO2009038044A1 (en) * 2007-09-21 2009-03-26 Yanmar Co., Ltd. Diesel engine
JP2009074457A (en) * 2007-09-21 2009-04-09 Yanmar Co Ltd Diesel engine

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