JPS6191032U - - Google Patents

Info

Publication number
JPS6191032U
JPS6191032U JP17519584U JP17519584U JPS6191032U JP S6191032 U JPS6191032 U JP S6191032U JP 17519584 U JP17519584 U JP 17519584U JP 17519584 U JP17519584 U JP 17519584U JP S6191032 U JPS6191032 U JP S6191032U
Authority
JP
Japan
Prior art keywords
opening
engine
speed
surge tank
intake passage
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
JP17519584U
Other languages
Japanese (ja)
Other versions
JPH041299Y2 (en
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 filed Critical
Priority to JP1984175195U priority Critical patent/JPH041299Y2/ja
Publication of JPS6191032U publication Critical patent/JPS6191032U/ja
Application granted granted Critical
Publication of JPH041299Y2 publication Critical patent/JPH041299Y2/ja
Expired legal-status Critical Current

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Description

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

第１図は本考案の一実施例によるエンジンの吸
気装置の構成断面図、第２図は同平面図、第３図
、第４図はそれぞれ本考案の他の実施例を示す部
分断面図である。 １ａ，１ｂ，１ｃ，１ｄ……気筒、５，５ａ，
５ｂ，５ｃ，５ｄ……吸気通路、６……サージタ
ンク、６ａ……構成壁、８……低速用開口、９…
…高速用開口、１０，１００……開閉バルブ。 FIG. 1 is a sectional view of the structure of an engine intake system according to an embodiment of the present invention, FIG. 2 is a plan view thereof, and FIGS. 3 and 4 are partial sectional views showing other embodiments of the present invention. be. 1a, 1b, 1c, 1d...Cylinder, 5, 5a,
5b, 5c, 5d...Intake passage, 6...Surge tank, 6a...Construction wall, 8...Low speed opening, 9...
...High-speed opening, 10,100...Opening/closing valve.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 吸気系にサージタンクを有するとともに、エン
ジンの回転速度に応じてエンジンの気筒と上記サ
ージタンクとの間の吸気通路長を変更するように
したエンジンの吸気装置において、サージタンク
の周囲にその外周壁が吸気通路の構成壁をなすよ
う吸気通路を形成し、上記構成壁に上記サージタ
ンクの内部に連通する開口部を設け、上記サージ
タンクからの吸気通路の導出開口部を低速用開口
とし、それよりも下流側の開口部を高速用開口と
するとともに、上記高速用開口を上記低速用開口
よりも開口面積を大きく形成し、かつ少なくとも
エンジンの高負荷・低速時に上記高速用開口を閉
じるバルブを設けたことを特徴とするエンジンの
吸気装置。 In an engine intake system having a surge tank in the intake system and changing the length of the intake passage between the engine cylinder and the surge tank according to the rotational speed of the engine, an outer peripheral wall is provided around the surge tank. an intake passage is formed such that the intake passage forms a constituent wall of the intake passage, an opening communicating with the inside of the surge tank is provided in the constituent wall, and an opening for leading out the intake passage from the surge tank is a low-speed opening; The opening on the downstream side of the engine is a high-speed opening, and the high-speed opening has a larger opening area than the low-speed opening, and a valve is provided that closes the high-speed opening at least when the engine is under high load and at low speed. An engine intake device characterized by being provided with.
JP1984175195U 1984-11-19 1984-11-19 Expired JPH041299Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984175195U JPH041299Y2 (en) 1984-11-19 1984-11-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984175195U JPH041299Y2 (en) 1984-11-19 1984-11-19

Publications (2)

Publication Number Publication Date
JPS6191032U true JPS6191032U (en) 1986-06-13
JPH041299Y2 JPH041299Y2 (en) 1992-01-17

Family

ID=30732798

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984175195U Expired JPH041299Y2 (en) 1984-11-19 1984-11-19

Country Status (1)

Country Link
JP (1) JPH041299Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0471741U (en) * 1990-11-02 1992-06-25
JPH0681735A (en) * 1992-08-31 1994-03-22 Hitachi Ltd Air intake device for internal combustion engine

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56115819A (en) * 1980-02-19 1981-09-11 Nissan Diesel Motor Co Ltd Suction device for inertia supercharging type internal-combustion engine
JPS5856330U (en) * 1981-10-07 1983-04-16 株式会社　明治ゴム化成 Damper for recording head of magnetic recording device
JPS59120717A (en) * 1982-12-28 1984-07-12 Nissan Motor Co Ltd Suction path of internal-combustion engine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56115819A (en) * 1980-02-19 1981-09-11 Nissan Diesel Motor Co Ltd Suction device for inertia supercharging type internal-combustion engine
JPS5856330U (en) * 1981-10-07 1983-04-16 株式会社　明治ゴム化成 Damper for recording head of magnetic recording device
JPS59120717A (en) * 1982-12-28 1984-07-12 Nissan Motor Co Ltd Suction path of internal-combustion engine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0471741U (en) * 1990-11-02 1992-06-25
JPH0681735A (en) * 1992-08-31 1994-03-22 Hitachi Ltd Air intake device for internal combustion engine

Also Published As

Publication number Publication date
JPH041299Y2 (en) 1992-01-17

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