JPH0341134U - - Google Patents
Info
- Publication number
- JPH0341134U JPH0341134U JP10026889U JP10026889U JPH0341134U JP H0341134 U JPH0341134 U JP H0341134U JP 10026889 U JP10026889 U JP 10026889U JP 10026889 U JP10026889 U JP 10026889U JP H0341134 U JPH0341134 U JP H0341134U
- Authority
- JP
- Japan
- Prior art keywords
- intake
- intake passage
- cylinder
- surge tank
- combustion 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
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Landscapes
- Characterised By The Charging Evacuation (AREA)
Description
第１図は、本考案による内燃機関の吸気装置の
一つの実施例を示す概略構成図であり、第２図は
、弁ボデイの吸気上流側の部分的端面図であり、
第３図は、サージタンクの吸気下流側の端面図で
あり、第４図は、第３図の−線に沿う部分的
断面図である。
１……内燃機関本体、３……デユアルポート型
吸気マニホールド装置、５……マニホールド部材
、７……弁ボデイ、９……サージタンク、１０…
…サージタンク室、１１……吸気ポート、１２ａ
，１２ｂ……分岐通路、１３ａ，１３ｂ……吸気
通路、１４ａ，１４ｂ……通路孔、１５……吸気
制御弁、１６……隔壁、１７……弁軸、１９……
負圧応動式ダイヤフラム装置、２１……作動ロツ
ド、２３……負圧室、２５……圧縮コイルばね、
３１……負圧制御弁、３３……導管、５０……電
子制御装置、５１……負圧タンク、５５……マウ
ント部材、６３……チエツク弁、６５……導管。
FIG. 1 is a schematic configuration diagram showing one embodiment of an intake system for an internal combustion engine according to the present invention, and FIG. 2 is a partial end view of the intake upstream side of the valve body.
3 is an end view of the surge tank on the downstream side of the intake air, and FIG. 4 is a partial sectional view taken along the line - in FIG. 3. DESCRIPTION OF SYMBOLS 1... Internal combustion engine main body, 3... Dual port type intake manifold device, 5... Manifold member, 7... Valve body, 9... Surge tank, 10...
...Surge tank chamber, 11...Intake port, 12a
, 12b... Branch passage, 13a, 13b... Intake passage, 14a, 14b... Passage hole, 15... Intake control valve, 16... Partition wall, 17... Valve shaft, 19...
Negative pressure responsive diaphragm device, 21... operating rod, 23... negative pressure chamber, 25... compression coil spring,
31... Negative pressure control valve, 33... Conduit, 50... Electronic control device, 51... Negative pressure tank, 55... Mount member, 63... Check valve, 65... Conduit.
Claims (1)
トへ個別に吸気を導くべく、気筒毎に並列に接続
されかつ各組が互いに隣接して延設された常時連
通を維持する第１吸気通路と運転状態に応じてそ
の連通を断続する弁を備えた第２吸気通路とを有
する多気筒内燃機関の吸気装置であつて、 前記第１吸気通路の前記サージタンク室に対す
る開口端における横断面形状が、各第１吸気通路
の開口端の配列方向に実質的に直交する方向に長
い長円形あるいは楕円形をなしていることを特徴
とする多気筒内燃機関の吸気装置。[Scope of Claim for Utility Model Registration] In order to branch out from the surge tank chamber and guide intake air individually to the intake port of each cylinder, continuous communication is provided in which each cylinder is connected in parallel and each set is extended adjacent to each other. The intake system for a multi-cylinder internal combustion engine has a first intake passage that is maintained and a second intake passage that is equipped with a valve that connects and disconnects communication between the first intake passage and the surge tank chamber according to the operating state, An intake system for a multi-cylinder internal combustion engine, wherein the cross-sectional shape at the opening end is an oval or an ellipse that is elongated in a direction substantially perpendicular to the arrangement direction of the opening ends of each first intake passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10026889U JPH0341134U (en) | 1989-08-28 | 1989-08-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10026889U JPH0341134U (en) | 1989-08-28 | 1989-08-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0341134U true JPH0341134U (en) | 1991-04-19 |
Family
ID=31649285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10026889U Pending JPH0341134U (en) | 1989-08-28 | 1989-08-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0341134U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5943923A (en) * | 1982-09-03 | 1984-03-12 | Yamaha Motor Co Ltd | Suction system for multi-cylinder engine |
| JPS61226516A (en) * | 1985-03-30 | 1986-10-08 | Yamaha Motor Co Ltd | Intake device of multicylinder engine |
-
1989
- 1989-08-28 JP JP10026889U patent/JPH0341134U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5943923A (en) * | 1982-09-03 | 1984-03-12 | Yamaha Motor Co Ltd | Suction system for multi-cylinder engine |
| JPS61226516A (en) * | 1985-03-30 | 1986-10-08 | Yamaha Motor Co Ltd | Intake device of multicylinder engine |
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