JPH01160145U - - Google Patents
Info
- Publication number
- JPH01160145U JPH01160145U JP5702588U JP5702588U JPH01160145U JP H01160145 U JPH01160145 U JP H01160145U JP 5702588 U JP5702588 U JP 5702588U JP 5702588 U JP5702588 U JP 5702588U JP H01160145 U JPH01160145 U JP H01160145U
- Authority
- JP
- Japan
- Prior art keywords
- surge tank
- intake
- longitudinal direction
- bypass passage
- throttle valve
- 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
Links
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Characterised By The Charging Evacuation (AREA)
Description
図面は本考案の実施例を例示し、第１図はエン
ジンの平面図、第２図は同側面図、第３図は同背
面図、第４図は吸気装置の底面図、第５図は吸気
装置の縦断面図、第６図はバイパス通路６のサー
ジタンク側開口付近の拡大縦断面図、第７図は第
１制御弁の作動特性図、第８図は第２制御弁の作
動特性図、第９図は冷間時の制御弁の作動を示す
説明図、第１０図は温間時の制御弁の作動を示す
説明図である。
１……サージタンク、１ａ……底面、２……吸
気導入口、２ａ……下面、５ａ〜５ｄ……独立吸
気通路、６……バイパス通路、７……第２制御弁
。
The drawings illustrate an embodiment of the present invention, and FIG. 1 is a plan view of the engine, FIG. 2 is a side view of the same, FIG. 3 is a rear view of the same, FIG. 4 is a bottom view of the intake system, and FIG. A longitudinal cross-sectional view of the intake system, Fig. 6 is an enlarged longitudinal cross-sectional view of the vicinity of the surge tank side opening of the bypass passage 6, Fig. 7 is a diagram of the operating characteristics of the first control valve, and Fig. 8 is an operating characteristic of the second control valve. FIG. 9 is an explanatory diagram showing the operation of the control valve in the cold state, and FIG. 10 is an explanatory diagram showing the operation of the control valve in the warm state. DESCRIPTION OF SYMBOLS 1...Surge tank, 1a...Bottom surface, 2...Intake inlet, 2a...Bottom surface, 5a-5d...Independent intake passage, 6...Bypass passage, 7...Second control valve.
Claims (1)
トル弁を通つた吸気をサージタンクに導く吸気導
入口と、サージタンクの長手方向に向つて一方の
側から分岐しサージタンクの下方へ湾曲してから
各シリンダに接続される独立吸気通路と、上記ス
ロツトル弁をバイパスした吸気をサージタンクに
導くバイパス通路と、該バイパス通路に設けられ
た制御弁とを備えるとともに、上記制御弁をサー
ジタンクの下部に設け、バイパス通路をサージタ
ンクの下部で且つサージタンクの長手方向に向つ
て他方の側に片寄せて設けるとともに、サージタ
ンクの底面を上記他方側から一方側に向つて下方
に傾斜させ、且つ上記吸気導入口の下面を上記サ
ージタンクの底面の最下部よりも上方に位置させ
たことを特徴とするエンジンの吸気装置。 An intake inlet is provided at one end of the surge tank in the longitudinal direction and guides the intake air through the throttle valve into the surge tank.The intake port branches from one side in the longitudinal direction of the surge tank and curves downward from the surge tank, and then connects each cylinder. an independent intake passage connected to the throttle valve, a bypass passage that guides the intake air bypassing the throttle valve to the surge tank, and a control valve provided in the bypass passage, and the control valve is provided at the bottom of the surge tank, A bypass passage is provided in the lower part of the surge tank and offset to the other side in the longitudinal direction of the surge tank, and the bottom surface of the surge tank is inclined downward from the other side to the one side, and the intake air is introduced. An engine intake device characterized in that the lower surface of the mouth is located above the lowest part of the bottom surface of the surge tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5702588U JPH078839Y2 (en) | 1988-04-27 | 1988-04-27 | Engine intake system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5702588U JPH078839Y2 (en) | 1988-04-27 | 1988-04-27 | Engine intake system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01160145U true JPH01160145U (en) | 1989-11-07 |
| JPH078839Y2 JPH078839Y2 (en) | 1995-03-06 |
Family
ID=31282880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5702588U Expired - Lifetime JPH078839Y2 (en) | 1988-04-27 | 1988-04-27 | Engine intake system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH078839Y2 (en) |
-
1988
- 1988-04-27 JP JP5702588U patent/JPH078839Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH078839Y2 (en) | 1995-03-06 |
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