JPH0158717U - - Google Patents
Info
- Publication number
- JPH0158717U JPH0158717U JP15353287U JP15353287U JPH0158717U JP H0158717 U JPH0158717 U JP H0158717U JP 15353287 U JP15353287 U JP 15353287U JP 15353287 U JP15353287 U JP 15353287U JP H0158717 U JPH0158717 U JP H0158717U
- Authority
- JP
- Japan
- Prior art keywords
- combustion chamber
- layer
- wall surface
- direct injection
- injection engine
- 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 claims description 8
- 239000000919 ceramic Substances 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 239000000446 fuel Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
Landscapes
- Combustion Methods Of Internal-Combustion Engines (AREA)
Description
第１図および第２図は本考案の一実施例を示す
ものであつて、第１図は単孔噴射の燃料噴射ノズ
ルを備えた燃焼室の構成を示す斜視図、第２図は
同平面図、第３図および第４図は本考案の他の実
施例を示し、第３図は多孔噴射の燃料噴射ノズル
を備えた燃焼室の構成を示す斜視図、第４図は同
平面図である。
１４，２４は燃焼室、１５，２５は噴射ノズル
、１６，２６はセラミツク封孔層、１７，２７は
多孔性セラミツク層である。
1 and 2 show one embodiment of the present invention, in which FIG. 1 is a perspective view showing the configuration of a combustion chamber equipped with a single-hole fuel injection nozzle, and FIG. 2 is a plan view of the same. 3 and 4 show other embodiments of the present invention, FIG. 3 is a perspective view showing the configuration of a combustion chamber equipped with a multi-hole fuel injection nozzle, and FIG. 4 is a plan view of the same. be. 14 and 24 are combustion chambers, 15 and 25 are injection nozzles, 16 and 26 are ceramic sealing layers, and 17 and 27 are porous ceramic layers.
Claims (1)
の燃焼室において、 燃焼室壁面における噴射燃料が直接衝突する範
囲にセラミツク封孔層が形成されるとともに、 上記セラミツク封孔層の周囲の燃焼室壁面には
、多孔性セラミツク層が形成されていることを特
徴とする直噴エンジンの燃焼室。[Scope of Claim for Utility Model Registration] In the combustion chamber of a direct injection engine in which fuel is directly injected into the combustion chamber, a ceramic sealing layer is formed in the area of the wall surface of the combustion chamber where the injected fuel directly collides with the ceramic sealing layer. A combustion chamber for a direct injection engine characterized in that a porous ceramic layer is formed on a wall surface of the combustion chamber around a porous layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15353287U JPH0158717U (en) | 1987-10-07 | 1987-10-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15353287U JPH0158717U (en) | 1987-10-07 | 1987-10-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0158717U true JPH0158717U (en) | 1989-04-12 |
Family
ID=31429457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15353287U Pending JPH0158717U (en) | 1987-10-07 | 1987-10-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0158717U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017155639A (en) * | 2016-03-01 | 2017-09-07 | トヨタ自動車株式会社 | Combustion chamber structure of internal combustion engine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62240459A (en) * | 1986-04-11 | 1987-10-21 | Toyota Motor Corp | Diesel engine piston |
| JPS62240457A (en) * | 1986-04-10 | 1987-10-21 | Toyota Motor Corp | Diesel engine piston |
| JPS62243948A (en) * | 1986-04-15 | 1987-10-24 | Toyota Motor Corp | Piston for diesel engine |
-
1987
- 1987-10-07 JP JP15353287U patent/JPH0158717U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62240457A (en) * | 1986-04-10 | 1987-10-21 | Toyota Motor Corp | Diesel engine piston |
| JPS62240459A (en) * | 1986-04-11 | 1987-10-21 | Toyota Motor Corp | Diesel engine piston |
| JPS62243948A (en) * | 1986-04-15 | 1987-10-24 | Toyota Motor Corp | Piston for diesel engine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017155639A (en) * | 2016-03-01 | 2017-09-07 | トヨタ自動車株式会社 | Combustion chamber structure of internal combustion engine |
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