JPH0341127U - - Google Patents
Info
- Publication number
- JPH0341127U JPH0341127U JP10012089U JP10012089U JPH0341127U JP H0341127 U JPH0341127 U JP H0341127U JP 10012089 U JP10012089 U JP 10012089U JP 10012089 U JP10012089 U JP 10012089U JP H0341127 U JPH0341127 U JP H0341127U
- Authority
- JP
- Japan
- Prior art keywords
- cavity
- spark plug
- recess
- center
- downstream side
- 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
- 239000000446 fuel Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims 4
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 1
Landscapes
- Combustion Methods Of Internal-Combustion Engines (AREA)
Description
第１図乃至第３図は本考案の一実施例を示した
もので、第１図はそのピストンの斜視図、第２図
はそのキヤビテイの拡大壁面図、第３図は第２図
のＡ−Ａ拡大断面図、第４図ａ，ｂは、本考案の
混合気の流れを示す図、第５図は本考案の他の実
施例の要部断面図、第６図ａ，ｂは本考案の更に
他の実施例を示したもので、ａはその要部断面図
、ｂはその要部平面図、第７図、第８図はそれぞ
れ従来例の断面図である。
２……キヤビテイ頂部、３……キヤビテイ、４
……キヤビテイ壁面部、５……凹部、８……点火
プラグ、１０……噴射ノズル、１１……噴霧燃料
。
Figures 1 to 3 show an embodiment of the present invention, with Figure 1 being a perspective view of its piston, Figure 2 being an enlarged wall view of its cavity, and Figure 3 being A of Figure 2. -A enlarged sectional view, Figures 4a and b are diagrams showing the flow of the air-fuel mixture of the present invention, Figure 5 is a sectional view of main parts of another embodiment of the present invention, and Figures 6a and b are diagrams of the present invention. Still another embodiment of the invention is shown, in which a is a sectional view of the main part thereof, b is a plan view of the main part, and FIGS. 7 and 8 are sectional views of the conventional example. 2...Cavity top, 3...Cavity, 4
... Cavity wall portion, 5 ... Recessed portion, 8 ... Spark plug, 10 ... Injection nozzle, 11 ... Sprayed fuel.
Claims (1)
孔の噴射ノズルを配置し、キヤビテイ壁面部に凹
部を形成し、その凹部内に点火プラグを配置した
内燃機関の燃焼室構造において、上記凹部が、ス
ワール方向に対して点火プラグの上流側で、噴霧
燃料が到達する手前近傍の位置からスワール方向
下流側に向かつて漸次キヤビテイ壁面部方向に深
く、点火プラグの下流側でキヤビテイ中央部に向
かつて急激に立ち上がつた形状の溝で構成された
ことを特徴とする内燃機関の燃焼室構造。 In the combustion chamber structure of an internal combustion engine, an injection nozzle with multiple injection holes is arranged at the center of the cavity at the top of the piston, a recess is formed in the cavity wall, and a spark plug is arranged in the recess. On the upstream side of the spark plug in relation to the direction, from a position near the front where the sprayed fuel reaches, it gradually deepens toward the cavity wall toward the downstream side in the swirl direction, and sharply deepens toward the center of the cavity on the downstream side of the spark plug. A combustion chamber structure for an internal combustion engine characterized by being composed of grooves in an upright shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10012089U JPH0341127U (en) | 1989-08-28 | 1989-08-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10012089U JPH0341127U (en) | 1989-08-28 | 1989-08-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0341127U true JPH0341127U (en) | 1991-04-19 |
Family
ID=31649141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10012089U Pending JPH0341127U (en) | 1989-08-28 | 1989-08-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0341127U (en) |
-
1989
- 1989-08-28 JP JP10012089U patent/JPH0341127U/ja active Pending