JPH02118131U - - Google Patents
Info
- Publication number
- JPH02118131U JPH02118131U JP2656289U JP2656289U JPH02118131U JP H02118131 U JPH02118131 U JP H02118131U JP 2656289 U JP2656289 U JP 2656289U JP 2656289 U JP2656289 U JP 2656289U JP H02118131 U JPH02118131 U JP H02118131U
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- recess
- concave portion
- guide
- cylinder head
- 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 1
Landscapes
- Combustion Methods Of Internal-Combustion Engines (AREA)
Description
第１図は本考案に係る副室式２サイクルデイー
ゼルエンジンの第１実施例を示すエンジンの部分
的縦断面図；第２図は第１図に示すピストンの上
視図；第３図は第１図に示すピストンの部分的外
観図；第４図は第２図に同様の本考案の第２実施
例を示すピストン上視図。
１……シリンダヘツド、３……ピストン、７…
…凹部、１０……凸部、１１……案内通路、１２
……案内溝。
Fig. 1 is a partial longitudinal sectional view of the engine showing a first embodiment of the pre-chamber type two-stroke diesel engine according to the present invention; Fig. 2 is a top view of the piston shown in Fig. 1; Fig. 3 is a top view of the piston shown in Fig. 1; A partial external view of the piston shown in FIG. 1; FIG. 4 is a top view of the piston showing a second embodiment of the present invention similar to FIG. 1...Cylinder head, 3...Piston, 7...
...Concave portion, 10...Convex portion, 11...Guide passage, 12
...Guide groove.
Claims (1)
、該凹部に給気弁を配すると共に、凹部に近接し
たシリンダヘツド内に副室を形成した副室式２サ
イクルデイーゼルエンジンにおいて、 ピストン頂面に上記凹部に対応する凸部を形成
すると共に、該凸部に上記副室からの噴流を凹部
に導く案内通路と、上記噴流の一部を凹部の案内
通路側空間と反対側の凸部凹部空間に導く案内溝
とを形成することを特徴とする副室式２サイクル
デイーゼルエンジン。[Claims for Utility Model Registration] A sub-chamber type 2-cycle engine in which a recess is formed in the upper wall surface of the combustion chamber of the cylinder head, an air supply valve is disposed in the recess, and a sub-chamber is formed in the cylinder head adjacent to the recess. In a diesel engine, a convex portion corresponding to the concave portion is formed on the top surface of the piston, and a guide passage is formed in the convex portion to guide the jet flow from the auxiliary chamber to the concave portion, and a part of the jet flow is directed to a space on the guide passage side of the concave portion. A pre-chamber type two-stroke diesel engine characterized by forming a guide groove leading to a convex part and a concave space on the opposite side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2656289U JPH0649854Y2 (en) | 1989-03-10 | 1989-03-10 | Sub-compartment 2-cycle diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2656289U JPH0649854Y2 (en) | 1989-03-10 | 1989-03-10 | Sub-compartment 2-cycle diesel engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02118131U true JPH02118131U (en) | 1990-09-21 |
| JPH0649854Y2 JPH0649854Y2 (en) | 1994-12-14 |
Family
ID=31248302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2656289U Expired - Lifetime JPH0649854Y2 (en) | 1989-03-10 | 1989-03-10 | Sub-compartment 2-cycle diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0649854Y2 (en) |
-
1989
- 1989-03-10 JP JP2656289U patent/JPH0649854Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0649854Y2 (en) | 1994-12-14 |