JPH03110136U - - Google Patents
Info
- Publication number
- JPH03110136U JPH03110136U JP1981990U JP1981990U JPH03110136U JP H03110136 U JPH03110136 U JP H03110136U JP 1981990 U JP1981990 U JP 1981990U JP 1981990 U JP1981990 U JP 1981990U JP H03110136 U JPH03110136 U JP H03110136U
- Authority
- JP
- Japan
- Prior art keywords
- wall
- reinforcing wall
- reinforcing
- stroke engine
- cylinder bore
- 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
- 230000003014 reinforcing effect Effects 0.000 claims 4
- 230000002787 reinforcement Effects 0.000 description 1
Landscapes
- Output Control And Ontrol Of Special Type Engine (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
図面は本考案２サイクルエンジンの一実施例を
示すもので、第１図はその頭部の縦断側面図、第
２図は、第１図線矢視図、第３図は第１図−
線に沿うその横断面図、第４図Ａは排気制御弁
の全閉時の排気の流れを示す排気ポートの概略平
面図、第４図Ｂはその線矢視図、第５図Ａは排
気制御弁の全開時の排気の流れを示す排気ポート
の概略平面図、第５図Ｂはその線矢視図である
。
３ａ……シリンダボア、６……排気ポート、１
０……補強壁、１１……排気制御弁。
The drawings show an embodiment of the two-stroke engine of the present invention, in which Fig. 1 is a longitudinal cross-sectional side view of its head, Fig. 2 is a view taken along the line shown in Fig. 1, and Fig. 3 is a view taken from Fig. 1--.
4A is a schematic plan view of the exhaust port showing the flow of exhaust gas when the exhaust control valve is fully closed; FIG. 4B is a cross-sectional view taken along the line; FIG. A schematic plan view of the exhaust port showing the flow of exhaust gas when the control valve is fully open, and FIG. 5B is a view taken along the line. 3a...Cylinder bore, 6...Exhaust port, 1
0... Reinforcement wall, 11... Exhaust control valve.
Claims (1)
ボア３ａ側開口部に、その上、下壁の中間部を相
互に連結する補強壁１０を設けた２サイクルエン
ジンにおいて、前記排気ポート６内には、前記補
強壁１０のシリンダボア３ａから遠ざかる側の端
縁に隣接して、該補強壁１０と同方向に延びる軸
線回りに開閉可能であつて、その全開時に前記補
強壁１０の延長壁を形成するようにした排気制御
弁１１を設けたことを特徴とする２サイクルエン
ジン。 In a two-stroke engine, a reinforcing wall 10 is provided at the opening on the cylinder bore 3a side of the exhaust port 6 formed in the cylinder wall, and the reinforcing wall 10 interconnects the middle part of the lower wall. Adjacent to the edge of the wall 10 on the side away from the cylinder bore 3a, it can be opened and closed around an axis extending in the same direction as the reinforcing wall 10, and forms an extension wall of the reinforcing wall 10 when fully opened. A two-stroke engine characterized by being provided with an exhaust control valve 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981990U JPH0721873Y2 (en) | 1990-02-28 | 1990-02-28 | 2-cycle engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981990U JPH0721873Y2 (en) | 1990-02-28 | 1990-02-28 | 2-cycle engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03110136U true JPH03110136U (en) | 1991-11-12 |
| JPH0721873Y2 JPH0721873Y2 (en) | 1995-05-17 |
Family
ID=31522923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981990U Expired - Lifetime JPH0721873Y2 (en) | 1990-02-28 | 1990-02-28 | 2-cycle engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0721873Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026349A (en) * | 2018-09-18 | 2018-12-18 | 江苏心源航空科技有限公司 | A kind of two stroke engine scavenging air belt |
-
1990
- 1990-02-28 JP JP1981990U patent/JPH0721873Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026349A (en) * | 2018-09-18 | 2018-12-18 | 江苏心源航空科技有限公司 | A kind of two stroke engine scavenging air belt |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0721873Y2 (en) | 1995-05-17 |