JPS6352961U - - Google Patents
Info
- Publication number
- JPS6352961U JPS6352961U JP14725686U JP14725686U JPS6352961U JP S6352961 U JPS6352961 U JP S6352961U JP 14725686 U JP14725686 U JP 14725686U JP 14725686 U JP14725686 U JP 14725686U JP S6352961 U JPS6352961 U JP S6352961U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- fuel supply
- passage
- engine
- air cleaner
- 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
- 239000000446 fuel Substances 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims 1
- 238000009423 ventilation Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
Landscapes
- Control Of The Air-Fuel Ratio Of Carburetors (AREA)
Description
第１図は本考案が適用されるエンジンの要部を
示す構成図である。
１……シリンダヘツド、２……気化器、３……
燃料タンク、４……エアクリーナ、５……吸気通
路、６……連結エルボ、７……底壁、８……フイ
ルタエレメント、９……エアクリーナケース、１
０……スタツトボルト、１１……蝶ねじ、１２…
…燃料出口、１３……燃料入口、１４……燃料通
路、１５……圧力感応弁、３０……ロータリバル
ブ、３１……レバー、３２……ダイヤフラムアク
チユエータ、３３……ハウジング、３４……カバ
ー、３５……ダイヤフラム、３６……負圧室、３
７ａ，３７ｂ……リテーナ、３８……ロツド、３
９……中心孔、４０……コイルばね、４１……ゴ
ムチユーブ。
FIG. 1 is a configuration diagram showing the main parts of an engine to which the present invention is applied. 1... Cylinder head, 2... Carburetor, 3...
Fuel tank, 4... Air cleaner, 5... Intake passage, 6... Connecting elbow, 7... Bottom wall, 8... Filter element, 9... Air cleaner case, 1
0... Stud bolt, 11... Thumb screw, 12...
... Fuel outlet, 13 ... Fuel inlet, 14 ... Fuel passage, 15 ... Pressure sensitive valve, 30 ... Rotary valve, 31 ... Lever, 32 ... Diaphragm actuator, 33 ... Housing, 34 ... Cover, 35...Diaphragm, 36...Negative pressure chamber, 3
7a, 37b...retainer, 38...rod, 3
9...Center hole, 40...Coil spring, 41...Rubber tube.
Claims (1)
エアクリーナ以降の吸気通路に連通するフロート
室通気通路を有する気化器とを備えたエンジンの
燃料供給装置であつて、 前記吸気通路の内圧に対応する圧力と大気圧と
の差圧が所定値以上になつた時に閉弁する圧力感
応弁が前記気化器のフロート室に至る燃料供給通
路に設けられていることを特徴とするエンジンの
燃料供給装置。 (2) 前記圧力感応弁が前記差圧に応動するダイ
ヤフラム装置からなることを特徴とする実用新案
登録請求の範囲第１項に記載のエンジンの燃料供
給装置。[Claims for Utility Model Registration] (1) A fuel supply device for an engine comprising an air cleaner having a filtration filter and a carburetor having a float chamber ventilation passage communicating with the intake passage after the air cleaner, the fuel supply device comprising: The fuel supply passage leading to the float chamber of the carburetor is provided with a pressure-sensitive valve that closes when the pressure difference between the pressure corresponding to the internal pressure of the passage and the atmospheric pressure exceeds a predetermined value. Engine fuel supply system. (2) The fuel supply system for an engine according to claim 1, wherein the pressure-sensitive valve comprises a diaphragm device that responds to the differential pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14725686U JPS6352961U (en) | 1986-09-26 | 1986-09-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14725686U JPS6352961U (en) | 1986-09-26 | 1986-09-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6352961U true JPS6352961U (en) | 1988-04-09 |
Family
ID=31060457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14725686U Pending JPS6352961U (en) | 1986-09-26 | 1986-09-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6352961U (en) |
-
1986
- 1986-09-26 JP JP14725686U patent/JPS6352961U/ja active Pending
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