JPH0191040U - - Google Patents
Info
- Publication number
- JPH0191040U JPH0191040U JP18639987U JP18639987U JPH0191040U JP H0191040 U JPH0191040 U JP H0191040U JP 18639987 U JP18639987 U JP 18639987U JP 18639987 U JP18639987 U JP 18639987U JP H0191040 U JPH0191040 U JP H0191040U
- Authority
- JP
- Japan
- Prior art keywords
- intake passage
- intake
- passage
- 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
- 238000005192 partition Methods 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
Landscapes
- Characterised By The Charging Evacuation (AREA)
Description
第１図は本考案による複吸気弁エンジンを示す
断面図、第２図は第１図の線から見たシリンダ
ヘツドの側面図、第３図は第１図及び第２図の第
１の吸気ポートの隔壁の１例を示す断面図、第４
図は同じく隔壁の他の例を示す断面図、第５図は
第１図の線−に沿つた断面図、第６図は第７
図及び第８図の吸気制御弁を示す斜視図、第７図
は本考案の第２実施例を示す図、第８図は第７図
の線−に沿つた断面図、第９図は第７図のシ
リンダヘツドの側面図、第１０図は本考案の第３
実施例を示す図、第１１図は第１０図の線−
に沿つた断面図、第１２図は第１０図のシリ
ンダヘツドの側面図である。
１４，１６……第１及び第２の吸気ポート、２
０，２２……吸気弁、３２……隔壁、３４，３６
……第３及び第４の吸気ポート、４０……吸気制
御弁、５０……サブ制御弁、５４……排気還流通
路。
Fig. 1 is a sectional view showing a dual intake valve engine according to the present invention, Fig. 2 is a side view of the cylinder head taken along the line in Fig. 1, and Fig. 3 is a cross-sectional view showing the first intake valve in Figs. Sectional view showing one example of a partition wall of a port, No. 4
The figure is a sectional view showing another example of the partition wall, FIG. 5 is a sectional view taken along the line - of FIG. 1, and FIG.
FIG. 7 is a perspective view showing the intake control valve of FIG. 7 and FIG. 8, FIG. 7 is a view showing a second embodiment of the present invention, FIG. Figure 7 is a side view of the cylinder head, and Figure 10 is the third side view of the cylinder head of the present invention.
A diagram showing an example, FIG. 11 is a line of FIG. 10.
FIG. 12 is a side view of the cylinder head of FIG. 14, 16...first and second intake ports, 2
0, 22... Intake valve, 32... Bulkhead, 34, 36
...Third and fourth intake ports, 40...Intake control valve, 50...Sub control valve, 54...Exhaust recirculation passage.
Claims (1)
吸気弁及び第２の吸気弁を有する第１の吸気通路
及び第２の吸気通路を設け、該第１の吸気通路を
通路の軸線方向に延びる隔壁によつて第３の吸気
通路と第４の吸気通路に分離し、該第２の吸気通
路及び燃焼室から見て内寄り側にある方の該第４
の吸気通路をエンジンの運転状態に応じて開閉す
ることのできる吸気制御弁を配置したことを特徴
とする複吸気弁エンジン。 A first intake passage and a second intake passage are provided which communicate with the combustion chamber of the engine and have a first intake valve and a second intake valve, respectively, and a partition wall extends in the axial direction of the passage through the first intake passage. The intake passage is separated into a third intake passage and a fourth intake passage, and the fourth intake passage, which is on the inward side when viewed from the second intake passage and the combustion chamber,
1. A multiple intake valve engine, characterized in that an intake control valve is arranged that can open and close an intake passage according to the operating state of the engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18639987U JPH0191040U (en) | 1987-12-09 | 1987-12-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18639987U JPH0191040U (en) | 1987-12-09 | 1987-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0191040U true JPH0191040U (en) | 1989-06-15 |
Family
ID=31477627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18639987U Pending JPH0191040U (en) | 1987-12-09 | 1987-12-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0191040U (en) |
-
1987
- 1987-12-09 JP JP18639987U patent/JPH0191040U/ja active Pending