JPH0337259U - - Google Patents
Info
- Publication number
- JPH0337259U JPH0337259U JP9746889U JP9746889U JPH0337259U JP H0337259 U JPH0337259 U JP H0337259U JP 9746889 U JP9746889 U JP 9746889U JP 9746889 U JP9746889 U JP 9746889U JP H0337259 U JPH0337259 U JP H0337259U
- Authority
- JP
- Japan
- Prior art keywords
- fuel supply
- supply device
- liquid fuel
- fuel
- check 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.)
- Pending
Links
- 239000000446 fuel Substances 0.000 claims description 13
- 239000002828 fuel tank Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims 5
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Check Valves (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Description
第1図乃至第4図は本考案の実施例を示すもの
で、第1図は燃料系統全体の説明図、第2図、第
3図、第4図は逆止弁部材の相異なる実施例の断
面図、第5図は従来の燃料系統全体の説明図であ
る。
11,12,13……逆止弁部材、31,31
1,312……燃料返送管、32……燃料タンク
、33……燃料ポンプ、34……燃料供給管、3
7……気化器、38……フロート弁、39……フ
ロート室。
Figures 1 to 4 show embodiments of the present invention, with Figure 1 being an explanatory diagram of the entire fuel system, and Figures 2, 3, and 4 showing different embodiments of the check valve member. FIG. 5 is an explanatory diagram of the entire conventional fuel system. 1 1 , 1 2 , 1 3 ... Check valve member, 31, 31
1 , 31 2 ... fuel return pipe, 32 ... fuel tank, 33 ... fuel pump, 34 ... fuel supply pipe, 3
7... Carburizer, 38... Float valve, 39... Float chamber.
Claims (1)
ート室のフロート弁入口側とを燃料供給管を介し
て連通せしめると共に前記フロート弁入口側と燃
料タンクとを燃料返送管を介して連通せしめた液
体燃料供給装置において、前記燃料返送管の中途
に液体燃料を前記燃料タンクに返送する方向にの
み流路を開放する逆止弁部材を配備したことを特
徴とする液体燃料供給装置。 (2) 前記逆止弁部材が、機関負圧部に連結した
ダイヤフラム弁で構成されたものである請求項1
記載の液体燃料供給装置。 (3) 前記逆止弁部材が、電磁開閉弁で構成した
ものである請求項1記載の液体燃料供給装置。[Claims for Utility Model Registration] (1) The fuel pump in the fuel tank and the float valve inlet side of the float chamber of the carburetor are communicated via a fuel supply pipe, and the float valve inlet side and the fuel tank are connected to each other. The liquid fuel supply device communicates via a return pipe, characterized in that a check valve member is provided in the middle of the fuel return pipe to open a flow path only in the direction of returning the liquid fuel to the fuel tank. Liquid fuel supply device. (2) Claim 1, wherein the check valve member is constituted by a diaphragm valve connected to the engine negative pressure section.
Liquid fuel supply device as described. (3) The liquid fuel supply device according to claim 1, wherein the check valve member is constituted by an electromagnetic on-off valve.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9746889U JPH0337259U (en) | 1989-08-23 | 1989-08-23 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9746889U JPH0337259U (en) | 1989-08-23 | 1989-08-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0337259U true JPH0337259U (en) | 1991-04-11 |
Family
ID=31646607
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9746889U Pending JPH0337259U (en) | 1989-08-23 | 1989-08-23 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0337259U (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4312179Y1 (en) * | 1965-02-16 | 1968-05-25 | ||
JPS5666437A (en) * | 1979-11-06 | 1981-06-04 | Nissan Motor Co Ltd | Restart valve device |
JPH0228560B2 (en) * | 1983-04-28 | 1990-06-25 | Kogyo Gijutsuin | TANKETSUSHOSHIRIKONMAKUKEISEIHO |
-
1989
- 1989-08-23 JP JP9746889U patent/JPH0337259U/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4312179Y1 (en) * | 1965-02-16 | 1968-05-25 | ||
JPS5666437A (en) * | 1979-11-06 | 1981-06-04 | Nissan Motor Co Ltd | Restart valve device |
JPH0228560B2 (en) * | 1983-04-28 | 1990-06-25 | Kogyo Gijutsuin | TANKETSUSHOSHIRIKONMAKUKEISEIHO |