JPH0392561U - - Google Patents
Info
- Publication number
- JPH0392561U JPH0392561U JP15143789U JP15143789U JPH0392561U JP H0392561 U JPH0392561 U JP H0392561U JP 15143789 U JP15143789 U JP 15143789U JP 15143789 U JP15143789 U JP 15143789U JP H0392561 U JPH0392561 U JP H0392561U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- float chamber
- return
- control device
- negative pressure
- 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 15
- 239000002828 fuel tank Substances 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Control Of The Air-Fuel Ratio Of Carburetors (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Description
第１図はこの考案の実施例を示し、燃料ポンプ
制御装置の概略図である。第２図は従来における
燃料供給系の概略図である。
図において、２……燃料ポンプ制御装置、４…
…燃料タンク、６……気化器、８……供給用燃料
通路、１４……フロート室、４４……戻し用燃料
通路、４８……戻し用燃料還流機構、５４……ア
クチユエータ、６４……圧力室、６８……負圧通
路、そして７２……水温感知弁である。
FIG. 1 shows an embodiment of this invention and is a schematic diagram of a fuel pump control device. FIG. 2 is a schematic diagram of a conventional fuel supply system. In the figure, 2... fuel pump control device, 4...
...fuel tank, 6...carburizer, 8...fuel supply passage, 14...float chamber, 44...return fuel passage, 48...return fuel recirculation mechanism, 54...actuator, 64...pressure chamber, 68... negative pressure passage, and 72... water temperature sensing valve.
Claims (1)
料ポンプによつて供給する燃料ポンプ制御装置に
おいて、前記フロート室の燃料を前記燃料タンク
内に還流させる戻し用燃料通路を設け、吸気管負
圧が設定負圧よりも強い条件と機関冷却水温度が
設定温度を越えた条件とを満足した場合に前記戻
し用燃料通路を開成して前記フロート室の燃料を
前記燃料タンク側に還流させる戻し用燃料還流機
構を設けたことを特徴とする燃料ポンプ制御装置
。 In a fuel pump control device that supplies fuel in a fuel tank to a float chamber of a carburetor by a fuel pump, a return fuel passage is provided to recirculate the fuel in the float chamber into the fuel tank, and the negative pressure in the intake pipe is reduced. return fuel that opens the return fuel passage and recirculates the fuel in the float chamber to the fuel tank side when a condition that is stronger than a set negative pressure and a condition that the engine cooling water temperature exceeds the set temperature are satisfied; A fuel pump control device characterized by being provided with a recirculation mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15143789U JPH0392561U (en) | 1989-12-29 | 1989-12-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15143789U JPH0392561U (en) | 1989-12-29 | 1989-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0392561U true JPH0392561U (en) | 1991-09-20 |
Family
ID=31697737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15143789U Pending JPH0392561U (en) | 1989-12-29 | 1989-12-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0392561U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008501401A (en) * | 2004-06-07 | 2008-01-24 | ドクター フォー ドクター カンパニー リミテッド | Shoes that can relieve shock by air circulation |
| JP2008508927A (en) * | 2004-08-04 | 2008-03-27 | ジョンシク キム | footwear |
-
1989
- 1989-12-29 JP JP15143789U patent/JPH0392561U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008501401A (en) * | 2004-06-07 | 2008-01-24 | ドクター フォー ドクター カンパニー リミテッド | Shoes that can relieve shock by air circulation |
| JP2008508927A (en) * | 2004-08-04 | 2008-03-27 | ジョンシク キム | footwear |
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