JPS5890306U - engine valve mechanism - Google Patents
engine valve mechanismInfo
- Publication number
- JPS5890306U JPS5890306U JP18544981U JP18544981U JPS5890306U JP S5890306 U JPS5890306 U JP S5890306U JP 18544981 U JP18544981 U JP 18544981U JP 18544981 U JP18544981 U JP 18544981U JP S5890306 U JPS5890306 U JP S5890306U
- Authority
- JP
- Japan
- Prior art keywords
- intake valve
- valve mechanism
- engine valve
- valve
- 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)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来のエンジン動弁機構の作用を説明するため
の特性図であり、第2〜4図は本考案の一実施例として
のエンジン動弁機構を示すもので、第2図はその要部を
示す構成図、第3図はその副吸気弁により発生せしめら
れるスワールの方向を説明するための模式図、第4図は
その作用を説明するための特性図である。
1・・・・・・燃焼室、1a・・・・・・副室、1b・
・・・・・噴射孔、2・・・・・・吸気通路、3・・・
・・・主吸気弁、4・・・・・・通路、5・・・・・・
副吸気弁、6・・・・・・排気通路、7・・・・・・排
気弁、8・・・・・・点火プラグ、9.10・・・・・
・動弁機構、11゜12・・・・・・ロッカアーム、1
3.14・・・・・・カム、E・・・・・・エンジン。Figure 1 is a characteristic diagram for explaining the operation of a conventional engine valve mechanism, and Figures 2 to 4 show an engine valve mechanism as an embodiment of the present invention. FIG. 3 is a schematic diagram illustrating the direction of swirl generated by the sub-intake valve, and FIG. 4 is a characteristic diagram illustrating its operation. 1... Combustion chamber, 1a... Sub-chamber, 1b.
...Injection hole, 2...Intake passage, 3...
...Main intake valve, 4...Passage, 5...
Sub-intake valve, 6... Exhaust passage, 7... Exhaust valve, 8... Spark plug, 9.10...
・Valve mechanism, 11゜12...Rocker arm, 1
3.14...cam, E...engine.
Claims (1)
に、上記燃焼室内にスワールを発生させるための副吸気
弁をそなえ、上記副吸気弁の閉弁時期が上記主吸気弁の
閉弁時期よりも遅れるように、上記副吸気弁の動弁機構
が設定されているこ−とを特徴とする、エンジン動弁機
構。A main intake valve is provided on the wall of the combustion chamber of the engine, and a sub-intake valve is provided for generating a swirl within the combustion chamber, and the closing timing of the sub-intake valve is greater than the closing timing of the main intake valve. An engine valve operating mechanism, characterized in that the valve operating mechanism of the auxiliary intake valve is set so that the auxiliary intake valve is also delayed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18544981U JPS5890306U (en) | 1981-12-12 | 1981-12-12 | engine valve mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18544981U JPS5890306U (en) | 1981-12-12 | 1981-12-12 | engine valve mechanism |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5890306U true JPS5890306U (en) | 1983-06-18 |
Family
ID=29986510
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18544981U Pending JPS5890306U (en) | 1981-12-12 | 1981-12-12 | engine valve mechanism |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5890306U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007037172A1 (en) * | 2005-09-27 | 2007-04-05 | Toyota Jidosha Kabushiki Kaisha | Variable valve gear and method of adjusting valve opening rate |
-
1981
- 1981-12-12 JP JP18544981U patent/JPS5890306U/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007037172A1 (en) * | 2005-09-27 | 2007-04-05 | Toyota Jidosha Kabushiki Kaisha | Variable valve gear and method of adjusting valve opening rate |
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