JPH02137521U - - Google Patents
Info
- Publication number
- JPH02137521U JPH02137521U JP4587689U JP4587689U JPH02137521U JP H02137521 U JPH02137521 U JP H02137521U JP 4587689 U JP4587689 U JP 4587689U JP 4587689 U JP4587689 U JP 4587689U JP H02137521 U JPH02137521 U JP H02137521U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust valve
- cylinder
- valve
- exhaust
- stroke engine
- 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
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
- Transmission Devices (AREA)
Description
第１図は本願請求項１，２記載の考案を適用し
た２気筒２サイクルエンジンの水平断面図（第２
図のａ−ａ，ｂ−ｂ断面図）、第２図は
排気断面積最大時の状態を示す第１図の−断
面図、第３図は排気断面積を制御した時の状態を
示す第２図と同じ部分の断面図、第４図は全体斜
視図、第５図は正面略図、第６図は第１図の−
断面拡大図である。２……排気ポート、３……
シリンダ、５……排気バルブ、１０……ラツク、
１５……ピニオン、１６……バルブ駆動軸、２３
……駆動プーリ、２７……揺動モータ（駆動源）
。
FIG. 1 is a horizontal cross-sectional view (second
Figure 2 is a cross-sectional view of Figure 1 showing the state when the exhaust cross-sectional area is at its maximum, and Figure 3 is a cross-sectional view of Figure 1 showing the state when the exhaust cross-sectional area is controlled. 2 is a sectional view of the same part, FIG. 4 is an overall perspective view, FIG. 5 is a schematic front view, and FIG.
It is an enlarged cross-sectional view. 2... Exhaust port, 3...
Cylinder, 5... Exhaust valve, 10... Rack,
15...Pinion, 16...Valve drive shaft, 23
... Drive pulley, 27 ... Swing motor (drive source)
.
Claims (1)
と、該排気バルブを回転により駆動するバルブ駆
動軸を各シリンダにそれぞれ設けた多気筒２サイ
クルエンジンにおいて、隣接するシリンダの各バ
ルブ駆動軸を同一軸芯上に揃えると共にバルブ駆
動軸端部同志を接近させ、両バルブ駆動軸端部に
これらを連結する１つの駆動プーリを嵌合固定し
、該駆動プーリを駆動源に連動連結したことを特
徴とする多気筒２サイクルエンジンの排気バルブ
制御機構。 (2) 排気ポートの一部を閉塞自在な排気バルブ
と、該排気バルブを回転により駆動するバルブ駆
動軸を各シリンダにそれぞれ設けた多気筒２サイ
クルエンジンにおいて、各排気バルブをシリンダ
中心線方向と平行に移動可能にすると共に各排気
バルブにラツクを設け、一方バルブ駆動軸には上
記ラツクに噛み合うピニオンを設けたことを特徴
とする多気筒２サイクルエンジンの排気バルブ制
御機構。[Claims for Utility Model Registration] (1) In a multi-cylinder two-stroke engine in which each cylinder is provided with an exhaust valve that can freely close a part of the exhaust port and a valve drive shaft that drives the exhaust valve by rotation, The valve drive shafts of the cylinders to be used are aligned on the same axis, and the ends of the valve drive shafts are brought close to each other, and one drive pulley connecting these is fitted and fixed to the ends of both valve drive shafts, and the drive pulley is An exhaust valve control mechanism for a multi-cylinder two-stroke engine characterized by being interlocked and connected to a drive source. (2) In a multi-cylinder two-stroke engine in which each cylinder is provided with an exhaust valve that can freely close a part of the exhaust port and a valve drive shaft that rotates the exhaust valve and drives the exhaust valve, each exhaust valve is aligned in the direction of the cylinder centerline. An exhaust valve control mechanism for a multi-cylinder two-stroke engine, characterized in that each exhaust valve is movable in parallel and has a rack provided on each exhaust valve, while a valve drive shaft is provided with a pinion that meshes with the rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4587689U JPH02137521U (en) | 1989-04-19 | 1989-04-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4587689U JPH02137521U (en) | 1989-04-19 | 1989-04-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02137521U true JPH02137521U (en) | 1990-11-16 |
Family
ID=31560443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4587689U Pending JPH02137521U (en) | 1989-04-19 | 1989-04-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02137521U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004514852A (en) * | 2000-12-01 | 2004-05-20 | ヴァレオ クリマシステメ ゲーエムベーハー | Load transmission device |
| JP2004301275A (en) * | 2003-03-31 | 2004-10-28 | Toshiba Corp | Motive power transmission mechanism and manipulator |
-
1989
- 1989-04-19 JP JP4587689U patent/JPH02137521U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004514852A (en) * | 2000-12-01 | 2004-05-20 | ヴァレオ クリマシステメ ゲーエムベーハー | Load transmission device |
| JP2004301275A (en) * | 2003-03-31 | 2004-10-28 | Toshiba Corp | Motive power transmission mechanism and manipulator |
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