JPH02105535U - - Google Patents
Info
- Publication number
- JPH02105535U JPH02105535U JP1379689U JP1379689U JPH02105535U JP H02105535 U JPH02105535 U JP H02105535U JP 1379689 U JP1379689 U JP 1379689U JP 1379689 U JP1379689 U JP 1379689U JP H02105535 U JPH02105535 U JP H02105535U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- exhaust
- valve body
- engine
- control 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
- Mechanically-Actuated Valves (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Description
第１図は、この考案の実施例である排気制御弁
を備えた２サイクルエンジンの縦断面図である。
第２図は第１図の―線における断面図であつ
て排気制御弁の平面視図、第３図は第２図の―
線における断面図である。また第４図は、従来
の排気制御弁の概略を示す縦断面図である。
１０……シリンダー、１１……排気ポート、２
０……シリンダーヘツド、３０……排気制御弁、
３１……弁本体、３２……アーム部材。
FIG. 1 is a longitudinal sectional view of a two-stroke engine equipped with an exhaust control valve that is an embodiment of this invention.
FIG. 2 is a sectional view taken along line - in FIG. 1 and is a plan view of the exhaust control valve, and FIG. 3 is a plan view taken along line -
FIG. Further, FIG. 4 is a vertical cross-sectional view schematically showing a conventional exhaust control valve. 10...Cylinder, 11...Exhaust port, 2
0...Cylinder head, 30...Exhaust control valve,
31... Valve body, 32... Arm member.
Claims (1)
設けられ、エンジンの回転速度に応じて駆動され
上下動して排気タイミングを変化させる２サイク
ルエンジンの排気制御弁において、 シリンダーまたはシリンダーに固定された部材
で案内されてシリンダーと平行に上下動自在で、
かつ先端部がシリンダーの内壁面に近接して形成
された弁本体と、 排気下流側の部分を支点にしてエンジンの回転
速度に応じ駆動されて上下に揺動し、その揺動端
付近で上記弁本体に係合して弁本体を上下動させ
るアーム部材と を備えたことを特徴とする２サイクルエンジン
の排気制御弁。[Scope of Claim for Utility Model Registration] An exhaust control valve for a two-stroke engine that is installed at the upper edge of an exhaust port in a cylinder and is driven according to the rotational speed of the engine and moves up and down to change the exhaust timing. Guided by a cylinder or a member fixed to the cylinder, it can move up and down parallel to the cylinder,
The valve body, whose tip is formed close to the inner wall surface of the cylinder, and the downstream part of the exhaust gas are used as fulcrums to swing up and down according to the rotational speed of the engine, and near the end of the swing, the above-mentioned An exhaust control valve for a two-stroke engine, comprising: an arm member that engages with a valve body to move the valve body up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989013796U JPH0717781Y2 (en) | 1989-02-07 | 1989-02-07 | Exhaust control valve for 2-cycle engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989013796U JPH0717781Y2 (en) | 1989-02-07 | 1989-02-07 | Exhaust control valve for 2-cycle engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02105535U true JPH02105535U (en) | 1990-08-22 |
| JPH0717781Y2 JPH0717781Y2 (en) | 1995-04-26 |
Family
ID=31224415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989013796U Expired - Lifetime JPH0717781Y2 (en) | 1989-02-07 | 1989-02-07 | Exhaust control valve for 2-cycle engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0717781Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62189313A (en) * | 1986-02-13 | 1987-08-19 | Suzuki Motor Co Ltd | Exhaust controller for 2-cycle engine |
| JPS63108520U (en) * | 1986-12-29 | 1988-07-13 |
-
1989
- 1989-02-07 JP JP1989013796U patent/JPH0717781Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62189313A (en) * | 1986-02-13 | 1987-08-19 | Suzuki Motor Co Ltd | Exhaust controller for 2-cycle engine |
| JPS63108520U (en) * | 1986-12-29 | 1988-07-13 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0717781Y2 (en) | 1995-04-26 |