JPH0319431U - - Google Patents
Info
- Publication number
- JPH0319431U JPH0319431U JP2378790U JP2378790U JPH0319431U JP H0319431 U JPH0319431 U JP H0319431U JP 2378790 U JP2378790 U JP 2378790U JP 2378790 U JP2378790 U JP 2378790U JP H0319431 U JPH0319431 U JP H0319431U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- top surface
- air supply
- piston
- exhaust valve
- 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
Landscapes
- Combustion Methods Of Internal-Combustion Engines (AREA)
Description
第1図は第4図の−線に沿つてみた第1の
実施例の2サイクルデイーゼル機関の側面断面図
、第2図は第1図のピストンの頂面図、第3図は
第4図の−線に沿つてみた2サイクルデイー
ゼル機関の側面断面図、第4図は第3図のシリン
ダヘツドの底面図、第5図は第2の実施例を示す
ピストンの頂面図、第6図は第3の実施例を示す
ピストンの頂面図、第7図は第4の実施例を示す
ピストンの頂面図、第8図は第7図の−線に
沿つてみた2サイクルデイーゼル機関の側面断面
図、第9図は第5の実施例を示すピストンの頂面
図、第10図は第9図のX−X線に沿つてみた2
サイクルデイーゼル機関の側面断面図である。
2……ピストン、3……シリンダヘツド、3a
……シリンダヘツド内壁面、5……給気弁、7…
…排気弁、9……副室、10……噴口、12……
凹部、14……マスク壁、20……凸部、22…
…案内溝。
Fig. 1 is a side sectional view of the two-stroke diesel engine of the first embodiment taken along the - line in Fig. 4, Fig. 2 is a top view of the piston in Fig. 1, and Fig. 3 is the Fig. 4. 4 is a bottom view of the cylinder head of FIG. 3, FIG. 5 is a top view of the piston showing the second embodiment, and FIG. is a top view of a piston showing the third embodiment, FIG. 7 is a top view of a piston showing a fourth embodiment, and FIG. 8 is a top view of a two-stroke diesel engine taken along the line - in FIG. A side sectional view, FIG. 9 is a top view of the piston showing the fifth embodiment, and FIG. 10 is a view taken along the line X-X in FIG. 9.
FIG. 2 is a side sectional view of a cycle diesel engine. 2...Piston, 3...Cylinder head, 3a
... Cylinder head inner wall surface, 5 ... Air supply valve, 7 ...
...exhaust valve, 9... subchamber, 10... nozzle, 12...
Concave portion, 14...Mask wall, 20...Protrusion, 22...
...Guide groove.
Claims (1)
副室付2サイクルデイーゼル機関において、シリ
ンダヘツド内壁面上に形成された凹部内に給気弁
を陥没して配設せしめると共に排気弁側の給気弁
周辺部に排気弁側の給気弁開口からの新気の流入
を抑制する新気流入抑制壁を設け、前記凹部に対
応するピストン頂面に凸部を形成すると共に前記
凹部と副室の噴口とを接続する案内通路をピスト
ン頂面に形成した2サイクルデイーゼル機関。 In a two-stroke diesel engine with an auxiliary chamber in which the cylinder head is provided with an air supply valve and an exhaust valve, the air supply valve is recessed into a recess formed on the inner wall surface of the cylinder head, and the air supply valve is provided on the exhaust valve side. A fresh air inflow suppressing wall is provided around the valve to suppress the inflow of fresh air from the intake valve opening on the exhaust valve side, and a convex portion is formed on the top surface of the piston corresponding to the concave portion, and a convex portion is formed on the top surface of the piston corresponding to the concave portion. A two-stroke diesel engine with a guide passage formed on the top surface of the piston to connect to the nozzle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990023787U JP2506676Y2 (en) | 1989-03-30 | 1990-03-12 | 2-cycle diesel engine |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1-35489 | 1989-03-30 | ||
JP3548989 | 1989-03-30 | ||
JP1990023787U JP2506676Y2 (en) | 1989-03-30 | 1990-03-12 | 2-cycle diesel engine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0319431U true JPH0319431U (en) | 1991-02-26 |
JP2506676Y2 JP2506676Y2 (en) | 1996-08-14 |
Family
ID=31717508
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1990023787U Expired - Lifetime JP2506676Y2 (en) | 1989-03-30 | 1990-03-12 | 2-cycle diesel engine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2506676Y2 (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5121075U (en) * | 1974-08-01 | 1976-02-16 | ||
JPS639419U (en) * | 1986-07-02 | 1988-01-22 | ||
JPS63173814A (en) * | 1987-01-13 | 1988-07-18 | Toyota Motor Corp | Two-cycle internal combustion engine |
-
1990
- 1990-03-12 JP JP1990023787U patent/JP2506676Y2/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5121075U (en) * | 1974-08-01 | 1976-02-16 | ||
JPS639419U (en) * | 1986-07-02 | 1988-01-22 | ||
JPS63173814A (en) * | 1987-01-13 | 1988-07-18 | Toyota Motor Corp | Two-cycle internal combustion engine |
Also Published As
Publication number | Publication date |
---|---|
JP2506676Y2 (en) | 1996-08-14 |
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