JPH0368527U - - Google Patents
Info
- Publication number
- JPH0368527U JPH0368527U JP12905789U JP12905789U JPH0368527U JP H0368527 U JPH0368527 U JP H0368527U JP 12905789 U JP12905789 U JP 12905789U JP 12905789 U JP12905789 U JP 12905789U JP H0368527 U JPH0368527 U JP H0368527U
- Authority
- JP
- Japan
- Prior art keywords
- negative pressure
- throttle valve
- intake manifold
- pressure chamber
- lily
- 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
- 241000234435 Lilium Species 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 238000002955 isolation Methods 0.000 claims description 2
- 239000000446 fuel Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Description
第１図は本考案の一実施例に係るインテークマ
ニホールドを含めた吸気系統の概略図、第２図は
エンジン回転数に対する負圧の大きさを表すグラ
フ、第３図はエンジン回転数に対するエンジン出
力を表すグラフ、第４図は従来の吸気系統の概略
図である。
図面中、２……エアクリーナ、３……エンジン
本体、９……燃焼室、１５……ベンチユリ部、１
６……キヤブレター、１９……スロツトルバルブ
、２１……インテークマニホールド、２３……ダ
イアフラム（隔離壁）、２４……負圧室である。
Fig. 1 is a schematic diagram of an intake system including an intake manifold according to an embodiment of the present invention, Fig. 2 is a graph showing the magnitude of negative pressure with respect to engine speed, and Fig. 3 is a graph showing engine output with respect to engine speed. FIG. 4 is a schematic diagram of a conventional intake system. In the drawings, 2... Air cleaner, 3... Engine body, 9... Combustion chamber, 15... Bench lily part, 1
6... Carburetor, 19... Throttle valve, 21... Intake manifold, 23... Diaphragm (isolation wall), 24... Negative pressure chamber.
Claims (1)
けられたベンチユリ部で霧状となつた燃料とを混
合気として燃焼室に送り込むインテークマニホー
ルドにおいて、前記スロツトルバルブの下流の吸
気通路内に変位可能な隔離壁によつて負圧室を形
成すると共に該負圧室と前記ベンチユリ部とを連
通したことを特徴とするインテークマニホールド
。 In an intake manifold that sends inhaled air and fuel atomized at a bench lily section provided upstream of the throttle valve into a combustion chamber as a mixture, a displaceable isolation member is provided in the intake passage downstream of the throttle valve. An intake manifold characterized in that a negative pressure chamber is formed by a wall, and the negative pressure chamber and the vent lily portion are communicated with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12905789U JPH0368527U (en) | 1989-11-06 | 1989-11-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12905789U JPH0368527U (en) | 1989-11-06 | 1989-11-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0368527U true JPH0368527U (en) | 1991-07-05 |
Family
ID=31676719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12905789U Pending JPH0368527U (en) | 1989-11-06 | 1989-11-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0368527U (en) |
-
1989
- 1989-11-06 JP JP12905789U patent/JPH0368527U/ja active Pending