JPS634330U - - Google Patents
Info
- Publication number
- JPS634330U JPS634330U JP9670886U JP9670886U JPS634330U JP S634330 U JPS634330 U JP S634330U JP 9670886 U JP9670886 U JP 9670886U JP 9670886 U JP9670886 U JP 9670886U JP S634330 U JPS634330 U JP S634330U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- diesel engine
- shape
- cylinder head
- subchamber
- 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
- 238000002485 combustion reaction Methods 0.000 description 2
Landscapes
- Combustion Methods Of Internal-Combustion Engines (AREA)
Description
第１図は本考案の一実施例に係るデイーゼルエ
ンジンにおけるピストン頂部形状の主燃焼室周り
の縦断面図、第２図は第１図の装置のピストン頂
部の斜視図、第３図は第１図の装置のシリンダヘ
ツド下面を示す底面図、第４図は従来のデイーゼ
ルエンジンの部分縦断面図、第５図は第４図の装
置のピストン頂部の斜視図、である。
１１……ピストン、１１ａ……ピストン頂面、
１２……シリンダヘツド、１３……噴口、１４…
…渦流室、１５……主燃焼室、１７……キヤビテ
イ、１８，１９……バルブ、２０……弁間部、２
１……隆起部。
FIG. 1 is a longitudinal cross-sectional view of the main combustion chamber and its surroundings in the shape of a piston top in a diesel engine according to an embodiment of the present invention, FIG. 2 is a perspective view of the piston top of the device shown in FIG. 1, and FIG. FIG. 4 is a partial vertical sectional view of a conventional diesel engine, and FIG. 5 is a perspective view of the top of the piston of the device shown in FIG. 11... Piston, 11a... Piston top surface,
12...Cylinder head, 13...Nozzle port, 14...
... Vortex chamber, 15 ... Main combustion chamber, 17 ... Cavity, 18, 19 ... Valve, 20 ... Valve space, 2
1...Protuberance.
Claims (1)
おいて、該ピストンの頂面のうちシリンダヘツド
の弁間部に対向する位置に、滑らかな凸形状を有
する隆起部を設けたことを特徴とするデイーゼル
エンジンにおけるピストン頂部形状。 A piston for a diesel engine equipped with a subchamber, characterized in that a raised part having a smooth convex shape is provided on the top surface of the piston at a position facing the valve gap of the cylinder head. Top shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9670886U JPS634330U (en) | 1986-06-26 | 1986-06-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9670886U JPS634330U (en) | 1986-06-26 | 1986-06-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS634330U true JPS634330U (en) | 1988-01-12 |
Family
ID=30962750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9670886U Pending JPS634330U (en) | 1986-06-26 | 1986-06-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS634330U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0711957A (en) * | 1993-06-25 | 1995-01-13 | Kubota Corp | Auxiliary chamber type diesel engine |
-
1986
- 1986-06-26 JP JP9670886U patent/JPS634330U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0711957A (en) * | 1993-06-25 | 1995-01-13 | Kubota Corp | Auxiliary chamber type diesel engine |