JPH0479933U - - Google Patents
Info
- Publication number
- JPH0479933U JPH0479933U JP12127590U JP12127590U JPH0479933U JP H0479933 U JPH0479933 U JP H0479933U JP 12127590 U JP12127590 U JP 12127590U JP 12127590 U JP12127590 U JP 12127590U JP H0479933 U JPH0479933 U JP H0479933U
- Authority
- JP
- Japan
- Prior art keywords
- scavenging
- intake hole
- cylinder
- hole
- exhaust hole
- 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
- 230000002000 scavenging effect Effects 0.000 claims description 7
- 235000014676 Phragmites communis Nutrition 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Landscapes
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Check Valves (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第１図は本考案の実施例に係る２サイクルエン
ジンの要部断面図、第２図は第１図の−断面
図、第３図は第１図の−断面図、第４図は第
３図の−断面図、第５図は空気と混合気の流
れを示す説明図である。第６図乃至第８図は従来
装置を示し、第６図は第１図に対応した要部断面
図、第７図は第５図に対応した説明図、第８図は
第６図の−断面図である。
１……シリンダ、２……クランクケース、３…
…ピストン、５……エアクリーナ、６……気化器
、７……第１吸気孔、８……排気孔、１０２……
絞り弁、１０３……第２吸気孔、１０５，１０６
……掃気通路、１０８……容積部、１０９，１１
０……掃気孔、２００……リードバルブ。
FIG. 1 is a sectional view of essential parts of a two-stroke engine according to an embodiment of the present invention, FIG. 2 is a cross-sectional view of FIG. 1, FIG. 3 is a cross-sectional view of FIG. 5 is an explanatory diagram showing the flow of air and air-fuel mixture. 6 to 8 show conventional devices, FIG. 6 is a sectional view of the main part corresponding to FIG. 1, FIG. 7 is an explanatory view corresponding to FIG. 5, and FIG. 8 is a - FIG. 1...Cylinder, 2...Crankcase, 3...
... Piston, 5 ... Air cleaner, 6 ... Carburetor, 7 ... First intake hole, 8 ... Exhaust hole, 102 ...
Throttle valve, 103...Second intake hole, 105, 106
...Scavenging passage, 108...Volume section, 109, 11
0...Scavenging hole, 200...Reed valve.
Claims (1)
したシリンダと、前記第１吸気孔に隣接してシリ
ンダに設けられエアクリーナに連通した第２吸気
孔と、前記第２吸気孔よりシリンダ壁内を両側に
延びる分岐通路と、両側の前記分岐通路よりシリ
ンダ内に開口する各２個の掃気孔と、前記２個の
掃気孔の中の排気孔から遠いものをクランクケー
ス内に連通する掃気通路と、前記２個の掃気孔の
中の排気孔に近いものをリードバルブを経てクラ
ンクケースの容積部に連通する掃気通路と、前記
第２吸気孔とエアクリーナとの間に設けられた絞
り弁とを具えたことを特徴とする２サイクルエン
ジン。 a cylinder in which a first intake hole and an exhaust hole are arranged opposite to each other and communicated with the carburetor; a second intake hole provided in the cylinder adjacent to the first intake hole and communicated with an air cleaner; A branch passage extending in the wall on both sides, two scavenging holes opening into the cylinder from the branch passages on both sides, and one of the two scavenging holes farthest from the exhaust hole communicating with the inside of the crankcase. a scavenging passage, a scavenging passage that communicates one of the two scavenging holes near the exhaust hole to the volume of the crankcase via a reed valve, and a throttle provided between the second intake hole and the air cleaner. A two-stroke engine characterized by having a valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12127590U JPH0479933U (en) | 1990-11-21 | 1990-11-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12127590U JPH0479933U (en) | 1990-11-21 | 1990-11-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0479933U true JPH0479933U (en) | 1992-07-13 |
Family
ID=31869138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12127590U Pending JPH0479933U (en) | 1990-11-21 | 1990-11-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0479933U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001263071A (en) * | 2000-03-01 | 2001-09-26 | Andreas Stihl:Fa | Stratified charge type two-cycle engine, and operation method therefor |
-
1990
- 1990-11-21 JP JP12127590U patent/JPH0479933U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001263071A (en) * | 2000-03-01 | 2001-09-26 | Andreas Stihl:Fa | Stratified charge type two-cycle engine, and operation method therefor |
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