JPS63186965U - - Google Patents
Info
- Publication number
- JPS63186965U JPS63186965U JP7739987U JP7739987U JPS63186965U JP S63186965 U JPS63186965 U JP S63186965U JP 7739987 U JP7739987 U JP 7739987U JP 7739987 U JP7739987 U JP 7739987U JP S63186965 U JPS63186965 U JP S63186965U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- intake pipe
- atmosphere opening
- upper chamber
- lower chamber
- 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.)
- Granted
Links
- 239000000446 fuel Substances 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Description
第１図はこの考案に係る燃料圧力調整弁の一実
施例の断面図、第２図は圧力関係図、第３図は従
来例の説明図である。
１……第１のダイヤフラムの上室、２……付勢
スプリング、３……第１のダイヤフラムの下室、
４……吸気管、５……大気開放部、６……第１の
ポート、７……第１のダイヤフラム、８……第２
のダイヤフラムの上室、９……大気開放部、１０
……第２のポート、１１……第２のダイヤフラム
の下室、１２……燃料供給管、１３……第３のポ
ート、１４……第２のダイヤフラム、１５……ロ
ツド、１６……チエツクバルブ、１７……燃料圧
力調整弁。
FIG. 1 is a cross-sectional view of one embodiment of the fuel pressure regulating valve according to this invention, FIG. 2 is a pressure relationship diagram, and FIG. 3 is an explanatory diagram of a conventional example. 1... Upper chamber of the first diaphragm, 2... Biasing spring, 3... Lower chamber of the first diaphragm,
4...Intake pipe, 5...Atmospheric opening part, 6...First port, 7...First diaphragm, 8...Second
upper chamber of the diaphragm, 9... atmosphere opening part, 10
... Second port, 11 ... Lower chamber of second diaphragm, 12 ... Fuel supply pipe, 13 ... Third port, 14 ... Second diaphragm, 15 ... Rod, 16 ... Check Valve, 17...Fuel pressure regulating valve.
Claims (1)
気開放部に選択的に連通する第１のポートを備え
た第１のダイヤフラムと、上室に大気開放部か吸
気管に選択的に連通する第２のポートを備え下室
に燃料供給管に連通する第３のポートを備えた第
２のダイヤフラムとからなり、前記両ダイヤフラ
ムをロツドにより連結し且つ前記第２のダイヤフ
ラムに連動するチエツクバルブを設けたことを特
徴とする燃料圧力調整弁。 a first diaphragm having a biasing spring in the upper chamber, a first diaphragm in the lower chamber that selectively communicates with the intake pipe or the atmosphere opening; and a first diaphragm that selectively communicates with the atmosphere opening or the intake pipe in the upper chamber. a second diaphragm having a second port communicating with the fuel supply pipe in a lower chamber, and a check valve that connects both diaphragms with a rod and is interlocked with the second diaphragm. A fuel pressure regulating valve characterized by being provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987077399U JPH0618057Y2 (en) | 1987-05-25 | 1987-05-25 | Fuel pressure control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987077399U JPH0618057Y2 (en) | 1987-05-25 | 1987-05-25 | Fuel pressure control valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63186965U true JPS63186965U (en) | 1988-11-30 |
| JPH0618057Y2 JPH0618057Y2 (en) | 1994-05-11 |
Family
ID=30925369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987077399U Expired - Lifetime JPH0618057Y2 (en) | 1987-05-25 | 1987-05-25 | Fuel pressure control valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0618057Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008069007A1 (en) * | 2006-12-07 | 2008-06-12 | Toyota Jidosha Kabushiki Kaisha | Fluid control valve and fuel cell system |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60190660A (en) * | 1984-03-12 | 1985-09-28 | Nissan Shatai Co Ltd | Fuel pressure control device of fuel-injection engine |
-
1987
- 1987-05-25 JP JP1987077399U patent/JPH0618057Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60190660A (en) * | 1984-03-12 | 1985-09-28 | Nissan Shatai Co Ltd | Fuel pressure control device of fuel-injection engine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008069007A1 (en) * | 2006-12-07 | 2008-06-12 | Toyota Jidosha Kabushiki Kaisha | Fluid control valve and fuel cell system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0618057Y2 (en) | 1994-05-11 |