JPS6279934U - - Google Patents
Info
- Publication number
- JPS6279934U JPS6279934U JP17095885U JP17095885U JPS6279934U JP S6279934 U JPS6279934 U JP S6279934U JP 17095885 U JP17095885 U JP 17095885U JP 17095885 U JP17095885 U JP 17095885U JP S6279934 U JPS6279934 U JP S6279934U
- Authority
- JP
- Japan
- Prior art keywords
- combustion chamber
- fuel
- injected
- fuel injection
- injection period
- 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.)
- Granted
Links
- 238000002485 combustion reaction Methods 0.000 claims description 6
- 239000000446 fuel Substances 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
Landscapes
- Combustion Methods Of Internal-Combustion Engines (AREA)
- Fuel-Injection Apparatus (AREA)
Description
添付図面はこの考案の一実施例に係わり、第１
図はピストンまわりの断面図、第２図は第１図の
ピトンの平面図、第３図は燃料の噴射状態を示す
説明図、第４図は従来とこの考案の一実施例とを
比較した燃料噴射率、熱発生率等の説明図である
。
３…ピストン、３ａ…頂部、５…第１燃焼室、
７…第２燃焼室。
The attached drawings relate to one embodiment of this invention and show the first embodiment.
Figure 2 is a cross-sectional view of the area around the piston, Figure 2 is a plan view of the piton shown in Figure 1, Figure 3 is an explanatory diagram showing the state of fuel injection, and Figure 4 is a comparison between the conventional method and an embodiment of this invention. FIG. 3 is an explanatory diagram of fuel injection rate, heat generation rate, etc. 3... Piston, 3a... Top, 5... First combustion chamber,
7...Second combustion chamber.
Claims (1)
室をピストン頂部の略中央部に設けると共に、燃
料噴射期間後期の燃料が噴射さる第２燃焼室を前
記第１燃焼室の外周部に設けたことを特徴とする
直噴式デイーゼルエンジンの燃焼室構造。 A first combustion chamber into which fuel is injected in the early stage of the fuel injection period is provided approximately at the center of the top of the piston, and a second combustion chamber into which fuel is injected in the latter part of the fuel injection period is provided at the outer periphery of the first combustion chamber. The combustion chamber structure of a direct injection diesel engine is characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985170958U JP2500944Y2 (en) | 1985-11-08 | 1985-11-08 | Direct injection diesel engine combustion chamber structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985170958U JP2500944Y2 (en) | 1985-11-08 | 1985-11-08 | Direct injection diesel engine combustion chamber structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6279934U true JPS6279934U (en) | 1987-05-22 |
| JP2500944Y2 JP2500944Y2 (en) | 1996-06-12 |
Family
ID=31106151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985170958U Expired - Lifetime JP2500944Y2 (en) | 1985-11-08 | 1985-11-08 | Direct injection diesel engine combustion chamber structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2500944Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04262020A (en) * | 1991-02-18 | 1992-09-17 | Shinnenshiyou Syst Kenkyusho:Kk | Combustion chamber of direct injection type diesel engine |
| JP5278596B2 (en) * | 2010-03-26 | 2013-09-04 | トヨタ自動車株式会社 | Combustion control device for internal combustion engine |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58183933U (en) * | 1982-06-03 | 1983-12-07 | 三菱重工業株式会社 | Diesel engine combustion chamber |
| JPS59155529A (en) * | 1983-02-25 | 1984-09-04 | Agency Of Ind Science & Technol | Pilot injection device of direct injection type diesel engine |
-
1985
- 1985-11-08 JP JP1985170958U patent/JP2500944Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58183933U (en) * | 1982-06-03 | 1983-12-07 | 三菱重工業株式会社 | Diesel engine combustion chamber |
| JPS59155529A (en) * | 1983-02-25 | 1984-09-04 | Agency Of Ind Science & Technol | Pilot injection device of direct injection type diesel engine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04262020A (en) * | 1991-02-18 | 1992-09-17 | Shinnenshiyou Syst Kenkyusho:Kk | Combustion chamber of direct injection type diesel engine |
| JP5278596B2 (en) * | 2010-03-26 | 2013-09-04 | トヨタ自動車株式会社 | Combustion control device for internal combustion engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2500944Y2 (en) | 1996-06-12 |