JPS63193770U - - Google Patents
Info
- Publication number
- JPS63193770U JPS63193770U JP8441187U JP8441187U JPS63193770U JP S63193770 U JPS63193770 U JP S63193770U JP 8441187 U JP8441187 U JP 8441187U JP 8441187 U JP8441187 U JP 8441187U JP S63193770 U JPS63193770 U JP S63193770U
- Authority
- JP
- Japan
- Prior art keywords
- membrane
- pump
- pressure
- valve
- fuel supply
- 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
- 239000012528 membrane Substances 0.000 claims description 7
- 239000000446 fuel Substances 0.000 claims 3
- 239000012530 fluid Substances 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
Description
第１図は本考案による１実施例の高圧カツト弁
を示す断面図、第２図は第１図の高圧カツト弁に
印加された高圧をカツトした状態を示す説明図、
第３図は本考案による他の実施例の高圧カツト弁
を示す説明図、第４図は従来の膜弁ポンプを示す
断面図である。
８……膜弁ポンプ、２１……高圧カツト弁の本
体、２２……ピストン弁、２３……溝、２４……
給圧穴、２５……排出穴。
FIG. 1 is a sectional view showing a high pressure cut valve according to an embodiment of the present invention, FIG. 2 is an explanatory view showing a state in which the high pressure applied to the high pressure cut valve of FIG. 1 is cut off,
FIG. 3 is an explanatory view showing another embodiment of the high-pressure cut-off valve according to the present invention, and FIG. 4 is a sectional view showing a conventional membrane valve pump. 8... Membrane valve pump, 21... Main body of high pressure cut valve, 22... Piston valve, 23... Groove, 24...
Pressure supply hole, 25...discharge hole.
Claims (1)
凹凸させ、同膜と接する液体燃料を搬送する膜弁
ポンプを用いたエンジンの燃料供給装置において
、変動圧力源と上記膜弁ポンプとの間に、上記シ
リンダ内圧力の所定範囲内で上記ポンプに脈動流
体を送給する高圧カツト弁を装着したことを特徴
とする膜弁式燃料供給装置。 In an engine fuel supply system using a membrane valve pump that conveys liquid fuel in contact with the membrane by making the membrane uneven in response to fluctuations in the internal cylinder pressure of the engine, between a fluctuating pressure source and the membrane valve pump, A membrane valve type fuel supply device characterized in that a high-pressure cut-off valve is installed for supplying pulsating fluid to the pump within a predetermined range of the cylinder internal pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8441187U JPS63193770U (en) | 1987-05-30 | 1987-05-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8441187U JPS63193770U (en) | 1987-05-30 | 1987-05-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63193770U true JPS63193770U (en) | 1988-12-13 |
Family
ID=30938886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8441187U Pending JPS63193770U (en) | 1987-05-30 | 1987-05-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63193770U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0337270U (en) * | 1989-08-23 | 1991-04-11 |
-
1987
- 1987-05-30 JP JP8441187U patent/JPS63193770U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0337270U (en) * | 1989-08-23 | 1991-04-11 |
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