JPS6229524U - - Google Patents
Info
- Publication number
- JPS6229524U JPS6229524U JP11915985U JP11915985U JPS6229524U JP S6229524 U JPS6229524 U JP S6229524U JP 11915985 U JP11915985 U JP 11915985U JP 11915985 U JP11915985 U JP 11915985U JP S6229524 U JPS6229524 U JP S6229524U
- Authority
- JP
- Japan
- Prior art keywords
- spring
- flashback preventer
- valves
- outlets
- melted
- 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
Landscapes
- Safety Valves (AREA)
- Gas Burners (AREA)
Description
第１図は本考案による逆火防止器を示し、ガス
が正常に流れている状態の断面図、第２図は、逆
火発生時の作動状態を示す断面図である。
１……遮断弁、３……受け止め軸、４……安全
ピン、８……スプリング、１３……本体。
FIG. 1 shows a flashback preventer according to the present invention, and FIG. 2 is a cross-sectional view showing a state in which gas is flowing normally, and FIG. 2 is a cross-sectional view showing an operating state when a flashback occurs. 1... Shutoff valve, 3... Reception shaft, 4... Safety pin, 8... Spring, 13... Main body.
Claims (1)
器において、円筒状の両端にガスの出入口を有し
た、本体内部に中心部よりスプリングにて両端側
に閉作動する一対の遮断弁を設け、この遮断弁相
互を両端に送火熱により溶解する安全ピンを具え
た受け止め軸により上記スプリング圧に抗して係
止したことを特徴とする逆火防止器。 A dry flashback preventer installed in a flow path for combustible gas, etc. has a cylindrical shape with gas inlets and outlets at both ends, and a pair of cutoff valves that are closed from the center by a spring at both ends. A flashback preventer characterized in that the shutoff valves are locked against each other against the spring pressure by a receiving shaft having a safety pin at both ends that is melted by the heat of the blown flame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11915985U JPS6229524U (en) | 1985-08-02 | 1985-08-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11915985U JPS6229524U (en) | 1985-08-02 | 1985-08-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6229524U true JPS6229524U (en) | 1987-02-23 |
Family
ID=31006275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11915985U Pending JPS6229524U (en) | 1985-08-02 | 1985-08-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6229524U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015524697A (en) * | 2012-08-03 | 2015-08-27 | ビーピーアール メディカル リミテッドＢｐｒ Ｍｅｄｉｃａｌ Ｌｉｍｉｔｅｄ | Fireproof coupling |
-
1985
- 1985-08-02 JP JP11915985U patent/JPS6229524U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015524697A (en) * | 2012-08-03 | 2015-08-27 | ビーピーアール メディカル リミテッドＢｐｒ Ｍｅｄｉｃａｌ Ｌｉｍｉｔｅｄ | Fireproof coupling |