JPS6295131U - - Google Patents
Info
- Publication number
- JPS6295131U JPS6295131U JP18736385U JP18736385U JPS6295131U JP S6295131 U JPS6295131 U JP S6295131U JP 18736385 U JP18736385 U JP 18736385U JP 18736385 U JP18736385 U JP 18736385U JP S6295131 U JPS6295131 U JP S6295131U
- Authority
- JP
- Japan
- Prior art keywords
- mechanical supercharger
- intake
- stroke engine
- valve
- intake 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
- 238000010586 diagram Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
Description
第１図は本考案の第１実施例に係る機械式過給
式機械付き２サイクルエンジンの系統図、第２図
は第１図の２サイクルエンジンの吸気弁近傍の概
略断面図、第３図は第１図の２サイクルエンジン
の制御用コンピユータのブロツク図、第４図は本
考案の第２実施例に係る機械式過給機付き２サイ
クルエンジンの吸気弁近傍の断面図、第５図は本
考案の第３実施例に係る機械式過給機付き２サイ
クルエンジンの吸気弁近傍の断面図、第６図は本
考案の第４実施例に係る機械式過給機付き２サイ
クルエンジンの系統図、第７図は第２図の２サイ
クルエンジンの吸気弁近傍の概略断面図、である
。
１……２サイクルエンジン、２，３３，３５，
３７……吸気弁、３……排気弁、４……吸気通路
、５……機械式過給機、８……バイパス通路、９
……バイパスバルブ、１３……コンピユータ、１
５……燃焼室、３２，３４，３６……壁面、３８
……副室、３９……連通孔。
Fig. 1 is a system diagram of a two-stroke engine with a mechanically supercharged machine according to the first embodiment of the present invention, Fig. 2 is a schematic cross-sectional view of the vicinity of the intake valve of the two-stroke engine of Fig. 1, and Fig. 3 1 is a block diagram of a computer for controlling the two-stroke engine shown in FIG. 1, FIG. 4 is a sectional view near the intake valve of a two-stroke engine with a mechanical supercharger according to the second embodiment of the present invention, and FIG. A sectional view near the intake valve of a two-stroke engine with a mechanical supercharger according to a third embodiment of the present invention, and FIG. 6 is a system of a two-cycle engine with a mechanical supercharger according to a fourth embodiment of the present invention. 7 is a schematic cross-sectional view of the vicinity of the intake valve of the two-stroke engine shown in FIG. 2. 1...2 cycle engine, 2, 33, 35,
37... Intake valve, 3... Exhaust valve, 4... Intake passage, 5... Mechanical supercharger, 8... Bypass passage, 9
...Bypass valve, 13...Computer, 1
5... Combustion chamber, 32, 34, 36... Wall surface, 38
...Auxiliary chamber, 39...Communication hole.
Claims (1)
過給機を設けるとともに該機械式過給機をバイパ
スするバイパス通路を設け、該バイパス通路にコ
ンピユータによつて開閉を制御されるバイパスバ
ルブを設けて過給量を制御するようにした２サイ
クルエンジンにおいて、前記吸気弁より下流の吸
気ポート形状を、該吸気ポートが吸気を燃焼室の
下端部にまで送り込む形状としたことを特徴とす
る機械式過給機付き２サイクルエンジン。 (2) 前記吸気弁下流の吸気ポート形状を、シリ
ンダ軸方向に並行したポート壁面をもつ形状とし
た実用新案登録請求の範囲第１項記載の機械式過
給機付き２サイクルエンジン。 (3) 前記吸気弁下流の吸気ポート形状を、吸気
弁下流に副室を設けるとともに、副室出口を排気
弁より最も遠いシリンダ壁に向けた形状とした実
用新案登録請求の範囲第１項記載の機械式過給機
付き２サイクルエンジン。[Claims for Utility Model Registration] (1) A vehicle having an intake valve and an exhaust valve, a mechanical supercharger provided in the intake passage, a bypass passage bypassing the mechanical supercharger, and a computer installed in the bypass passage. In a two-stroke engine in which the amount of supercharging is controlled by providing a bypass valve whose opening and closing are controlled by A 2-stroke engine with a mechanical supercharger that is characterized by a shape that allows it to feed up to (2) The two-stroke engine with a mechanical supercharger according to claim 1, wherein the intake port downstream of the intake valve has a port wall surface parallel to the cylinder axis direction. (3) The shape of the intake port downstream of the intake valve is such that a sub-chamber is provided downstream of the intake valve, and the outlet of the sub-chamber is directed toward the cylinder wall furthest from the exhaust valve. 2-stroke engine with mechanical supercharger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985187363U JPH0341055Y2 (en) | 1985-12-06 | 1985-12-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985187363U JPH0341055Y2 (en) | 1985-12-06 | 1985-12-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6295131U true JPS6295131U (en) | 1987-06-17 |
| JPH0341055Y2 JPH0341055Y2 (en) | 1991-08-29 |
Family
ID=31137775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985187363U Expired JPH0341055Y2 (en) | 1985-12-06 | 1985-12-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0341055Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50104613A (en) * | 1974-01-16 | 1975-08-18 |
-
1985
- 1985-12-06 JP JP1985187363U patent/JPH0341055Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50104613A (en) * | 1974-01-16 | 1975-08-18 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0341055Y2 (en) | 1991-08-29 |
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