JPS63185978U - - Google Patents
Info
- Publication number
- JPS63185978U JPS63185978U JP7753387U JP7753387U JPS63185978U JP S63185978 U JPS63185978 U JP S63185978U JP 7753387 U JP7753387 U JP 7753387U JP 7753387 U JP7753387 U JP 7753387U JP S63185978 U JPS63185978 U JP S63185978U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- check valve
- case
- valve case
- drain port
- 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
Landscapes
- Check Valves (AREA)
- Details Of Valves (AREA)
Description
第１図は本案減圧逆止弁の縦断面図である。
尚、図中１……弁函、２……第一逆止弁、３…
…第二逆止弁、４……押上スプリング、５……逃
し弁、６……ダイヤフラム、７……補助スプリン
グ。
FIG. 1 is a longitudinal sectional view of the pressure reducing check valve of the present invention. In the figure, 1...valve box, 2...first check valve, 3...
...Second check valve, 4...Push-up spring, 5...Relief valve, 6...Diaphragm, 7...Auxiliary spring.
Claims (1)
に第二逆止弁を設けてなる減圧逆止弁において、
上記第二逆止弁３をカートリツジ式に構成してス
プリング４等の緩衝材を介して移動可能に配設す
る一方、弁函中間室１ｃの適当な位置に排液口１
ｄを設け、該排液口に臨んで弁函１内の圧力上昇
に伴つて開閉可能な逃し弁５を設けたことを特徴
とする減圧逆止弁。 A pressure reducing check valve is provided with a first check valve on the inlet side of the valve case and a second check valve on the outlet side of the valve case,
The second check valve 3 is configured in a cartridge type and is movably disposed via a buffer material such as a spring 4, while a drain port 1 is placed at an appropriate position in the intermediate chamber 1c of the valve case.
d, and a relief valve 5 facing the drain port and capable of opening and closing as the pressure inside the valve case 1 increases.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7753387U JPH0536157Y2 (en) | 1987-05-23 | 1987-05-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7753387U JPH0536157Y2 (en) | 1987-05-23 | 1987-05-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63185978U true JPS63185978U (en) | 1988-11-29 |
| JPH0536157Y2 JPH0536157Y2 (en) | 1993-09-13 |
Family
ID=30925627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7753387U Expired - Lifetime JPH0536157Y2 (en) | 1987-05-23 | 1987-05-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0536157Y2 (en) |
-
1987
- 1987-05-23 JP JP7753387U patent/JPH0536157Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0536157Y2 (en) | 1993-09-13 |