JPS58161127U - engine intake system - Google Patents

engine intake system

Info

Publication number
JPS58161127U
JPS58161127U JP5785682U JP5785682U JPS58161127U JP S58161127 U JPS58161127 U JP S58161127U JP 5785682 U JP5785682 U JP 5785682U JP 5785682 U JP5785682 U JP 5785682U JP S58161127 U JPS58161127 U JP S58161127U
Authority
JP
Japan
Prior art keywords
load
cylinders
intake system
intake port
engine intake
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
Application number
JP5785682U
Other languages
Japanese (ja)
Other versions
JPS6313392Y2 (en
Inventor
博文 西村
泰之 森田
博之 小田
Original Assignee
マツダ株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by マツダ株式会社 filed Critical マツダ株式会社
Priority to JP5785682U priority Critical patent/JPS58161127U/en
Publication of JPS58161127U publication Critical patent/JPS58161127U/en
Application granted granted Critical
Publication of JPS6313392Y2 publication Critical patent/JPS6313392Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (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

【図面の簡単な説明】[Brief explanation of the drawing]

第1図はこの考案の一実施例の縦断面図、第2図は上記
実施例の一断面図、第3,4図は夫々要部断面図である
。 1・・・シリンダ、3・・・燃焼室、5・・・仕切壁、
6・・・低負荷用吸気ポート、7・・・高負荷用吸気ポ
ート、8・・・吸気弁、11・・・気化器、12・・・
インレットマニホールド、13・・・開閉弁、21A、
21D・・・貫通孔。
FIG. 1 is a longitudinal sectional view of one embodiment of this invention, FIG. 2 is a sectional view of one of the embodiments described above, and FIGS. 3 and 4 are sectional views of essential parts, respectively. 1... Cylinder, 3... Combustion chamber, 5... Partition wall,
6... Intake port for low load, 7... Intake port for high load, 8... Intake valve, 11... Carburizer, 12...
Inlet manifold, 13...on/off valve, 21A,
21D...Through hole.

Claims (1)

【実用新案登録請求の範囲】 少なくとも3つ以上の気筒を備え、各気筒毎に、中心を
燃焼室中心に対しオフセットさせた低負荷用吸気ポート
と高負荷用吸気ポートとを設け、該各吸気ポートの上流
端を、一端において気化器と連うなるインレットマニホ
ールドに連通させ、該高負荷用吸気ポートを含む高負荷
用吸気通路に設定負荷以上で開作動する開閉弁を設けて
なるエンジンにおいて、 上記開閉弁のもれ面積をシリンダ列両端の気筒において
他の気筒のもれ面積より大きく設定したことを特徴とす
るエンジンの吸気装置。
[Claims for Utility Model Registration] At least three or more cylinders are provided, and each cylinder is provided with a low-load intake port and a high-load intake port whose center is offset from the center of the combustion chamber, In the engine, the upstream end of the port is connected to an inlet manifold connected to the carburetor at one end, and the high-load intake passage including the high-load intake port is provided with an on-off valve that opens at a set load or higher. An intake system for an engine, characterized in that a leakage area of an on-off valve is set larger in cylinders at both ends of a cylinder row than in other cylinders.
JP5785682U 1982-04-21 1982-04-21 engine intake system Granted JPS58161127U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5785682U JPS58161127U (en) 1982-04-21 1982-04-21 engine intake system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5785682U JPS58161127U (en) 1982-04-21 1982-04-21 engine intake system

Publications (2)

Publication Number Publication Date
JPS58161127U true JPS58161127U (en) 1983-10-27
JPS6313392Y2 JPS6313392Y2 (en) 1988-04-15

Family

ID=30068279

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5785682U Granted JPS58161127U (en) 1982-04-21 1982-04-21 engine intake system

Country Status (1)

Country Link
JP (1) JPS58161127U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60155727U (en) * 1984-03-26 1985-10-17 三菱自動車工業株式会社 engine intake system
JPS61167122A (en) * 1985-01-19 1986-07-28 Mazda Motor Corp Intake device of engine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60155727U (en) * 1984-03-26 1985-10-17 三菱自動車工業株式会社 engine intake system
JPS61167122A (en) * 1985-01-19 1986-07-28 Mazda Motor Corp Intake device of engine

Also Published As

Publication number Publication date
JPS6313392Y2 (en) 1988-04-15

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