JPS61144246U - - Google Patents
Info
- Publication number
- JPS61144246U JPS61144246U JP2688385U JP2688385U JPS61144246U JP S61144246 U JPS61144246 U JP S61144246U JP 2688385 U JP2688385 U JP 2688385U JP 2688385 U JP2688385 U JP 2688385U JP S61144246 U JPS61144246 U JP S61144246U
- Authority
- JP
- Japan
- Prior art keywords
- engine
- ventilation passage
- breather chamber
- fuel
- supply device
- 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 4
- 238000009423 ventilation Methods 0.000 claims description 4
- 239000002828 fuel tank Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Description
第１図乃至第７図は本考案の一実施例に係り、
第１図はエンジンの燃料供給装置の説明図、第２
図はエンジンの断面図、第３図は圧力調整部の正
面図、第４図は第３図のＡ―Ａ線断面図、第５図
は切換バルブ部分の分解斜視図、第６図は第４図
の切換バルブのＢ方向拡大矢視図、第７図は第６
図のＣ―Ｃ線断面図である。
１…エンジン、２…クランクケース、３…燃料
タンク、４…気化器、５…エアクリーナ、１１…
フロート室、１４…メーンノズル、１５，３６…
エアベント孔、２２…リーフバルブ、２５…ブリ
ーザ室、２６…換気通路用パイプ、２８，３０，
３１…通気路用パイプ、３７…圧力調整部、３９
ａ，３９ｂ，３９ｃ，３９ｄ…切換バルブ。
1 to 7 relate to an embodiment of the present invention,
Figure 1 is an explanatory diagram of the engine fuel supply system, Figure 2
Figure 3 is a sectional view of the engine, Figure 3 is a front view of the pressure regulator, Figure 4 is a sectional view taken along line A--A in Figure 3, Figure 5 is an exploded perspective view of the switching valve, and Figure 6 is the front view of the pressure regulator. Figure 4 is an enlarged view of the switching valve in the B direction, and Figure 7 is the 6th direction.
It is a sectional view taken along the line CC in the figure. 1...Engine, 2...Crankcase, 3...Fuel tank, 4...Carburetor, 5...Air cleaner, 11...
Float chamber, 14... Main nozzle, 15, 36...
Air vent hole, 22...leaf valve, 25...breather chamber, 26...ventilation passage pipe, 28, 30,
31...Air passage pipe, 37...Pressure adjustment section, 39
a, 39b, 39c, 39d...Switching valve.
Claims (1)
ンクケース内部と逆止弁を介して区画形成したブ
リーザ室を設け、このブリーザ室に換気通路を接
続し、前記ブリーザ室と気化器のフロート室内の
上記空間あるいは燃料タンク内の上部空間とを連
通する通気路を設けて燃料を加圧供給するように
したものにおいて、前記ブリーザ室内の換気通路
側にエンジン温度に応じて開閉する切換バルブを
有する圧力調整部を設けたことを特徴とするエン
ジンの燃料供給装置。 A breather chamber is provided on one side of the engine crankcase, which is partitioned from the inside of the crankcase via a check valve, and a ventilation passage is connected to the breather chamber, and A pressure regulator having a switching valve on the side of the ventilation passage in the breather chamber that opens and closes depending on the engine temperature, in which a ventilation passage communicating with the space or the upper space in the fuel tank is provided to supply fuel under pressure. 1. A fuel supply device for an engine, characterized in that a fuel supply device for an engine is provided with a section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2688385U JPS61144246U (en) | 1985-02-26 | 1985-02-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2688385U JPS61144246U (en) | 1985-02-26 | 1985-02-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61144246U true JPS61144246U (en) | 1986-09-05 |
Family
ID=30523312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2688385U Pending JPS61144246U (en) | 1985-02-26 | 1985-02-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61144246U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63259143A (en) * | 1987-04-15 | 1988-10-26 | Honda Motor Co Ltd | Internal combustion engine |
-
1985
- 1985-02-26 JP JP2688385U patent/JPS61144246U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63259143A (en) * | 1987-04-15 | 1988-10-26 | Honda Motor Co Ltd | Internal combustion engine |