JPS62200124U - - Google Patents
Info
- Publication number
- JPS62200124U JPS62200124U JP8788886U JP8788886U JPS62200124U JP S62200124 U JPS62200124 U JP S62200124U JP 8788886 U JP8788886 U JP 8788886U JP 8788886 U JP8788886 U JP 8788886U JP S62200124 U JPS62200124 U JP S62200124U
- Authority
- JP
- Japan
- Prior art keywords
- scavenging
- crank chamber
- passage
- hole
- side portion
- 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
- 230000002000 scavenging effect Effects 0.000 claims description 16
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第１図は本考案に係るシユニーレ掃気式２サイ
クルガソリンエンジンの掃気通路の正面図、第１
図ｂは同斜視図、第２図は従来例で第２図ａは正
面図、第２図ｂは第２図ａのＥ―Ｅ断面図である
。
２……シリンダ、３……クランクケース、６…
…吸気孔、７……排気孔、８……掃気孔、１０…
…掃気通路、１１……クランク室。
Fig. 1 is a front view of the scavenging passage of a two-stroke gasoline engine with scavenging type according to the present invention;
Fig. 2b is a perspective view of the same, Fig. 2 is a conventional example, Fig. 2a is a front view, and Fig. 2b is a sectional view taken along line EE in Fig. 2a. 2...Cylinder, 3...Crankcase, 6...
...Intake hole, 7...Exhaust hole, 8...Scavenging hole, 10...
...Scavenging passage, 11...Crank chamber.
補正 昭６１．１０．２０
実用新案登録請求の範囲を次のように補正する
。Amendment October 20, 1981 The scope of claims for utility model registration is amended as follows.
【実用新案登録請求の範囲】
シユニーレ掃気式クランク室圧縮２サイクルエ
ンジンにおいて、クランク室と掃気孔をつなぐ掃
気通路はシリンダの外周に沿つて排気孔中心とシ
リンダ軸を含む平面Ａに対称に 設けられるととも
に、各通路のクランク室側部分を排気孔側に傾斜
させ、かつ同掃気孔側部分を反排気孔側に傾斜さ
せ、前記両通路のクランク室側部分と掃気孔側部
分のつなぎ部分は滑らかな彎曲又は屈曲部分で連
通させたことを特徴とする小型２サイクルエンジ
ンの掃気通路。[Scope of utility model registration request]
Chiunire scavenging type crank chamber compression 2 cycle engine
In an engine, the scavenging hole connects the crank chamber and the scavenging hole.
air passagewayisAlign the center of the exhaust hole and the cylinder along the outer circumference of the cylinder.
Symmetrical to plane A that includes the cylinder axis When it is established
Then, the crank chamber side part of each passage is sloped toward the exhaust hole side.
and the part on the side of the scavenging hole is inclined toward the side opposite to the exhaust hole.
and the crank chamber side portion of both passages and the scavenging hole side portion.
The connecting parts of the parts are connected with smooth curves or bends.
A small 2-stroke engine characterized by a
scavenging passage.
Claims (1)
ンジンにおいて、クランク室と掃気孔をつなぐ掃
気通路はほぼ長方形断面をなしシリンダの外周に
沿つて排気孔中心とシリンダ軸を含む平面Ａに対
称に一通路ずつ設けられるとともに、各通路のク
ランク室側部分を排気孔側に傾斜させ、かつ同掃
気孔側部分を反排気孔側に傾斜させ、前記両通路
のクランク室側部分と掃気孔側部分のつなぎ部分
は滑らかな彎曲又は屈曲部分で連通させたことを
特徴とする小型２サイクルエンジンの掃気通路。 In a uni-re scavenging crank chamber compression two-stroke engine, the scavenging passage connecting the crank chamber and the scavenging hole has a nearly rectangular cross section, and one passage is provided along the outer periphery of the cylinder symmetrically with respect to plane A that includes the center of the exhaust hole and the cylinder axis. At the same time, the crank chamber side portion of each passage is inclined toward the exhaust hole side, and the scavenging hole side portion is inclined toward the side opposite to the exhaust hole, and the connecting portion between the crank chamber side portion and the scavenging hole side portion of both passages is smooth. A scavenging passage for a small two-stroke engine, characterized in that it communicates with a curved or bent part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986087888U JPH0426657Y2 (en) | 1986-06-11 | 1986-06-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986087888U JPH0426657Y2 (en) | 1986-06-11 | 1986-06-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62200124U true JPS62200124U (en) | 1987-12-19 |
| JPH0426657Y2 JPH0426657Y2 (en) | 1992-06-26 |
Family
ID=30945511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986087888U Expired JPH0426657Y2 (en) | 1986-06-11 | 1986-06-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0426657Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6257179B1 (en) | 1999-04-28 | 2001-07-10 | Mitsubishi Heavy Industries, Ltd. | Two-stroke cycle engine |
-
1986
- 1986-06-11 JP JP1986087888U patent/JPH0426657Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0426657Y2 (en) | 1992-06-26 |
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