JPS58146820U - Combustion chamber structure of direct injection diesel engine - Google Patents
Combustion chamber structure of direct injection diesel engineInfo
- Publication number
- JPS58146820U JPS58146820U JP4307582U JP4307582U JPS58146820U JP S58146820 U JPS58146820 U JP S58146820U JP 4307582 U JP4307582 U JP 4307582U JP 4307582 U JP4307582 U JP 4307582U JP S58146820 U JPS58146820 U JP S58146820U
- Authority
- JP
- Japan
- Prior art keywords
- combustion chamber
- diesel engine
- direct injection
- injection diesel
- 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.)
- Pending
Links
Landscapes
- 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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図A、 Bは従来例を示す機関要部の断面図及びピ
ストン頂面の平面図、第2図A、 Bは本考案の一実施
例を示す機関要部の断面図及びピストン頂面の平面図、
第3図A、 Bは他の実施例を示す機関要部の断面図及
びピストン頂面の平面図である。
2・・・ピストン、3・・・ピストン燃焼室、6・・・
燃料噴射ノズル、10・・・鋸歯状突起、11・・・鋸
歯状溝。
第2図
第3図Figures 1A and B are a sectional view of the main engine part and a plan view of the top surface of the piston, showing a conventional example, and Figures 2A and B are a sectional view of the main part of the engine and a top view of the piston, showing an embodiment of the present invention. plan view of
FIGS. 3A and 3B are a sectional view of the main engine part and a plan view of the top surface of the piston, showing another embodiment. 2... Piston, 3... Piston combustion chamber, 6...
Fuel injection nozzle, 10... Serrated projection, 11... Serrated groove. Figure 2 Figure 3
Claims (1)
ン燃焼室に燃料噴射ノズルを臨ませてなる直噴式ディー
ゼル機関において、燃料噴射ノズルの噴孔からの燃料噴
霧が到達する点より上側のピストン燃焼室の側壁に、ス
ワール流速を減衰させる流れ抑制体を設けたことを特徴
とする直噴式ディーゼル機関の燃焼室構造。In a direct injection diesel engine in which a piston combustion chamber is recessed in the top surface of the piston and a fuel injection nozzle faces the piston combustion chamber, the piston above the point where the fuel spray from the nozzle of the fuel injection nozzle reaches. A combustion chamber structure for a direct injection diesel engine, characterized in that a flow suppressor is provided on the side wall of the combustion chamber to attenuate swirl flow velocity.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4307582U JPS58146820U (en) | 1982-03-29 | 1982-03-29 | Combustion chamber structure of direct injection diesel engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4307582U JPS58146820U (en) | 1982-03-29 | 1982-03-29 | Combustion chamber structure of direct injection diesel engine |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS58146820U true JPS58146820U (en) | 1983-10-03 |
Family
ID=30054169
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4307582U Pending JPS58146820U (en) | 1982-03-29 | 1982-03-29 | Combustion chamber structure of direct injection diesel engine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58146820U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0693864A (en) * | 1992-09-16 | 1994-04-05 | Shinnenshiyou Syst Kenkyusho:Kk | Combustion chamber of direct injection diesel engine |
-
1982
- 1982-03-29 JP JP4307582U patent/JPS58146820U/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0693864A (en) * | 1992-09-16 | 1994-04-05 | Shinnenshiyou Syst Kenkyusho:Kk | Combustion chamber of direct injection diesel engine |
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