JPS6418603U - - Google Patents
Info
- Publication number
- JPS6418603U JPS6418603U JP11271887U JP11271887U JPS6418603U JP S6418603 U JPS6418603 U JP S6418603U JP 11271887 U JP11271887 U JP 11271887U JP 11271887 U JP11271887 U JP 11271887U JP S6418603 U JPS6418603 U JP S6418603U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- drive shaft
- valve
- divided
- 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.)
- Pending
Links
Landscapes
- Fluid-Driven Valves (AREA)
- Actuator (AREA)
Description
第１図は本考案に係る弁駆動装置の要部を示す
断面図、第２図は従来の弁駆動装置の全体を示す
断面図、第３図はその要部を示す断面図である。
１……ダイヤフラムケース、１０……駆動軸、
１３……スプリング、２１……ダイヤフラム。
FIG. 1 is a cross-sectional view showing the main parts of a valve drive device according to the present invention, FIG. 2 is a cross-sectional view showing the entire conventional valve drive device, and FIG. 3 is a cross-sectional view showing the main parts. 1...Diaphragm case, 10...Drive shaft,
13...Spring, 21...Diaphragm.
Claims (1)
割可能なダイヤフラムケースと、このダイヤフラ
ムケースと前記ダイヤフラムとの間に弾装されか
つダイヤフラム室と反対側の室内に収納されたス
プリングと、このスプリングの軸線上に進退自在
に設けられかつ前記ダイヤフラムの中央部に固定
された駆動軸と、この駆動軸に連結され駆動軸の
進退動作によつて開閉するバルブとを備え、この
バルブの常用開度位置において成形形状と略同一
の形状となる皿形状の可撓性部材によつて前記ダ
イヤフラムを形成したことを特徴とする弁駆動装
置。 A diaphragm case that is divided into two chambers by a diaphragm and can be divided into upper and lower parts, a spring that is loaded between the diaphragm case and the diaphragm and stored in a chamber on the opposite side of the diaphragm chamber, and It is provided with a drive shaft that is movable forward and backward on the axis and fixed to the center of the diaphragm, and a valve that is connected to this drive shaft and opens and closes by the forward and backward movement of the drive shaft, and the normal opening position of this valve is A valve driving device characterized in that the diaphragm is formed of a dish-shaped flexible member having substantially the same shape as the molded shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11271887U JPS6418603U (en) | 1987-07-24 | 1987-07-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11271887U JPS6418603U (en) | 1987-07-24 | 1987-07-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6418603U true JPS6418603U (en) | 1989-01-30 |
Family
ID=31351911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11271887U Pending JPS6418603U (en) | 1987-07-24 | 1987-07-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6418603U (en) |
-
1987
- 1987-07-24 JP JP11271887U patent/JPS6418603U/ja active Pending