JPH01136624U - - Google Patents
Info
- Publication number
- JPH01136624U JPH01136624U JP3254788U JP3254788U JPH01136624U JP H01136624 U JPH01136624 U JP H01136624U JP 3254788 U JP3254788 U JP 3254788U JP 3254788 U JP3254788 U JP 3254788U JP H01136624 U JPH01136624 U JP H01136624U
- Authority
- JP
- Japan
- Prior art keywords
- diesel engine
- intake
- protrusion
- piston
- combustion chamber
- 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 3
- 239000000446 fuel Substances 0.000 claims 1
Description
第１図はこの考案の一実施例のデイーゼル機関
の吸気バルブまわりの断面図、第２図は従来のデ
イーゼル機関の断面図、第３図は第２図のピスト
ン上面図である。
２９……シリンダヘツド、３３……吸気バルブ
、３５……ピストン、３７……主燃焼室、４７…
…突起。
FIG. 1 is a sectional view of the intake valve and surrounding area of a diesel engine according to an embodiment of the present invention, FIG. 2 is a sectional view of a conventional diesel engine, and FIG. 3 is a top view of the piston of FIG. 2. 29...Cylinder head, 33...Intake valve, 35...Piston, 37...Main combustion chamber, 47...
…protrusion.
Claims (1)
形成された燃焼室とを噴口を介して連通するよう
にしたデイーゼル機関において、吸、排気バルブ
の下面に、吸、排気バルブ開弁時で且つピストン
上死点近傍にて前記燃焼室に入り込む突起を設け
、この突起下面を吸、排気バルブ閉弁時にてシリ
ンダヘツドの下面と略同一面を形成するように構
成したことを特徴とする渦流室式デイーゼル機関
。 In a diesel engine in which a vortex chamber into which fuel is injected and supplied and a combustion chamber formed on the top surface of the piston communicate with each other through a nozzle, there is a seal on the lower surface of the intake and exhaust valves that is arranged when the intake and exhaust valves are opened. A vortex chamber characterized in that a protrusion that enters the combustion chamber near the top dead center of the piston is provided, and the lower surface of the protrusion draws air so that it forms approximately the same surface as the lower surface of the cylinder head when the exhaust valve is closed. formula diesel engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3254788U JPH01136624U (en) | 1988-03-14 | 1988-03-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3254788U JPH01136624U (en) | 1988-03-14 | 1988-03-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01136624U true JPH01136624U (en) | 1989-09-19 |
Family
ID=31259089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3254788U Pending JPH01136624U (en) | 1988-03-14 | 1988-03-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01136624U (en) |
-
1988
- 1988-03-14 JP JP3254788U patent/JPH01136624U/ja active Pending