JPH0457616U - - Google Patents
Info
- Publication number
- JPH0457616U JPH0457616U JP10082490U JP10082490U JPH0457616U JP H0457616 U JPH0457616 U JP H0457616U JP 10082490 U JP10082490 U JP 10082490U JP 10082490 U JP10082490 U JP 10082490U JP H0457616 U JPH0457616 U JP H0457616U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- scavenging
- port
- exhaust
- pumps
- 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 11
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
Landscapes
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Description
第１図は本考案の一実施例を示す２サイクル直
噴エンジンの概略構成断面図である。
１……エンジン本体、２……シリンダ、３……
ピストン、４……クランクケース、５……クラン
ク軸、６……コネクテイングロツド、７……バラ
ンサ、８……オイルパン、９……燃焼室、１０…
…点火プラグ、１１……インジエクタ、１２……
排気ポート、１３……排気ロータリバルブ、１４
……ベルト伝動手段、１５……排気管、１６……
排気チヤンバ、１７……マフラ、１８……掃気ポ
ート、１９……掃気管、２０……掃気チヤンバ、
２１……インタークーラ、２２……掃気ポンプ、
２３……ベルト伝動手段、２４……吸入管、２５
……エアクリーナ、２６……バイパス通路、２７
……アクセルペダル、２８……制御弁、２９……
ブローバイ通路、３０……セパレータ、３１……
オイルシール、３２……エアフローメータ。
FIG. 1 is a schematic sectional view of a two-stroke direct injection engine showing an embodiment of the present invention. 1...Engine body, 2...Cylinder, 3...
Piston, 4...Crankcase, 5...Crankshaft, 6...Connecting rod, 7...Balancer, 8...Oil pan, 9...Combustion chamber, 10...
...Spark plug, 11...Injector, 12...
Exhaust port, 13...Exhaust rotary valve, 14
...Belt transmission means, 15...Exhaust pipe, 16...
Exhaust chamber, 17... muffler, 18... scavenging port, 19... scavenging pipe, 20... scavenging chamber,
21...Intercooler, 22...Scavenging pump,
23...Belt transmission means, 24...Suction pipe, 25
...Air cleaner, 26...Bypass passage, 27
...Accelerator pedal, 28...Control valve, 29...
Blow-by passage, 30... Separator, 31...
Oil seal, 32...Air flow meter.
Claims (1)
気ポンプと、シリンダの排気ポートをクランク軸
の回転に同期して開閉する排気ロータリバルブと
、エンジンの燃焼室内に燃料を直接噴射するイン
ジエクタとを備えた筒内直噴式２サイクルエンジ
ンにおいて、 クランクケース内をセパレータを有するブロー
バイ通路を介して掃気ポンプの上流側に連通して
なる筒内直噴式２サイクルエンジンのブローバイ
ガス還流装置。[Claim for Utility Model Registration] A scavenging pump that pumps intake air to the scavenging port of the cylinder, an exhaust rotary valve that opens and closes the exhaust port of the cylinder in synchronization with the rotation of the crankshaft, and a scavenging pump that pumps the intake air into the scavenging port of the cylinder, an exhaust rotary valve that opens and closes the exhaust port of the cylinder in synchronization with the rotation of the crankshaft, and a scavenging pump that pumps the intake air into the scavenging port of the cylinder. A blow-by gas recirculation device for a direct-injection two-stroke engine, which communicates the inside of the crankcase with the upstream side of a scavenging pump via a blow-by passage having a separator, in the two-stroke engine with direct injection in the cylinder. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10082490U JPH0457616U (en) | 1990-09-26 | 1990-09-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10082490U JPH0457616U (en) | 1990-09-26 | 1990-09-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0457616U true JPH0457616U (en) | 1992-05-18 |
Family
ID=31843763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10082490U Pending JPH0457616U (en) | 1990-09-26 | 1990-09-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0457616U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100552203B1 (en) * | 2003-12-04 | 2006-02-13 | 현대자동차주식회사 | Oil separating apparatus located in the front of intercooler |
| JP2012036829A (en) * | 2010-08-06 | 2012-02-23 | Daihatsu Motor Co Ltd | Blowby gas returning device |
-
1990
- 1990-09-26 JP JP10082490U patent/JPH0457616U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100552203B1 (en) * | 2003-12-04 | 2006-02-13 | 현대자동차주식회사 | Oil separating apparatus located in the front of intercooler |
| JP2012036829A (en) * | 2010-08-06 | 2012-02-23 | Daihatsu Motor Co Ltd | Blowby gas returning device |
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