JPS59194529U - Combustion chamber structure of direct injection internal combustion engine - Google Patents
Combustion chamber structure of direct injection internal combustion engineInfo
- Publication number
- JPS59194529U JPS59194529U JP9074183U JP9074183U JPS59194529U JP S59194529 U JPS59194529 U JP S59194529U JP 9074183 U JP9074183 U JP 9074183U JP 9074183 U JP9074183 U JP 9074183U JP S59194529 U JPS59194529 U JP S59194529U
- Authority
- JP
- Japan
- Prior art keywords
- combustion chamber
- direct injection
- internal combustion
- combustion 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
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図は本考案による直接噴射式内燃機関の燃焼室構造
の一つの実施例をその要部に、ついて示す縦断面図、第
２図は第１図に示された直接噴射式内燃機関の燃焼室構
造に用いられるピストンを取出して示す平面図、第３図
は第２図の線■−■に沿う部分的な断面図、第４図乃至
第７図は各々本考案による直接噴射式内燃機関に用いら
れるピストンの実施例を示す平面図である。
１・・・シリンダブロック、２・・・シリンダヘッド、
３・・・シリンダボア、４・・・ピストン、５・・・燃
焼室窪み、６・・・燃料噴射ノズル、７・・・オーバハ
ング部。FIG. 1 is a longitudinal sectional view showing the essential parts of one embodiment of the combustion chamber structure of a direct injection internal combustion engine according to the present invention, and FIG. 2 is a longitudinal sectional view of the direct injection internal combustion engine shown in FIG. FIG. 3 is a partial cross-sectional view taken along the line ■-■ in FIG. FIG. 2 is a plan view showing an example of a piston used in an engine. 1... Cylinder block, 2... Cylinder head,
3... Cylinder bore, 4... Piston, 5... Combustion chamber recess, 6... Fuel injection nozzle, 7... Overhang part.
Claims (1)
射ノズルより前記燃焼室窪みの側周壁へ向けて燃料を噴
射される直接噴射式内燃機関に於て、前記側周壁のうち
前記燃料噴射ノズルよりの燃料を直接噴き付けられる領
域に対応する前記燃焼室窪みの開口縁部にのみ該燃焼室
窪みの内方へ向けて膨出したオーバハング部を有してい
る直接噴射式内燃機関の燃焼室構造。In a direct injection internal combustion engine, which has an open-chamber combustion chamber recess at the top of the piston, and in which fuel is injected from a fuel injection nozzle toward a side peripheral wall of the combustion chamber recess, the fuel is removed from the side peripheral wall. A direct injection type internal combustion engine having an overhang portion bulging inward of the combustion chamber recess only at the opening edge of the combustion chamber recess corresponding to the area where fuel is directly injected from the injection nozzle. Combustion chamber structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9074183U JPS59194529U (en) | 1983-06-13 | 1983-06-13 | Combustion chamber structure of direct injection internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9074183U JPS59194529U (en) | 1983-06-13 | 1983-06-13 | Combustion chamber structure of direct injection internal combustion engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59194529U true JPS59194529U (en) | 1984-12-24 |
Family
ID=30220692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9074183U Pending JPS59194529U (en) | 1983-06-13 | 1983-06-13 | Combustion chamber structure of direct injection internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59194529U (en) |
-
1983
- 1983-06-13 JP JP9074183U patent/JPS59194529U/en active Pending
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