JPH03125955U - - Google Patents
Info
- Publication number
- JPH03125955U JPH03125955U JP3573190U JP3573190U JPH03125955U JP H03125955 U JPH03125955 U JP H03125955U JP 3573190 U JP3573190 U JP 3573190U JP 3573190 U JP3573190 U JP 3573190U JP H03125955 U JPH03125955 U JP H03125955U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- metal
- metal diaphragm
- valve seat
- diaphragm
- 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
- 239000002184 metal Substances 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 239000007769 metal material Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 239000002861 polymer material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Lift Valve (AREA)
Description
第１図は本考案の一実施例を示す断面図、第２
図は同例の漏洩試験結果を示す線図、第３図は同
例における軟質金属のアモルフアス・コーテイン
グを省略した場合の漏洩試験結果を示す線図、第
４図は高分子材料からの水分放出例を示す線図で
ある。
１……弁箱、２……弁室、５……弁座、６……
メタルダイヤフラム。
Fig. 1 is a sectional view showing one embodiment of the present invention;
The figure is a diagram showing the leakage test results for the same example, Figure 3 is a diagram showing the leakage test results in the same example when the amorphous coating on the soft metal is omitted, and Figure 4 is a diagram showing the water release from the polymer material. FIG. 2 is a diagram illustrating an example. 1... Valve box, 2... Valve chamber, 5... Valve seat, 6...
metal diaphragm.
Claims (1)
および、周縁部が上記弁箱に流体密に支持される
とともに中央部が上記弁座に対し接離自在に対向
するメタルダイヤフラムを有するメタルダイヤフ
ラム弁において、 上記メタルダイヤフラムに、上記弁座との接触
部を覆う軟質金属のアモルフアス・コーテイング
を施したことを特徴とするメタルダイヤフラム弁
。[Claims for Utility Model Registration] A valve seat located within a valve box and formed from a metal material, a peripheral portion of which is fluid-tightly supported by the valve box, and a central portion that is movable toward and away from the valve seat. A metal diaphragm valve having a metal diaphragm facing the metal diaphragm, characterized in that the metal diaphragm is coated with an amorphous coating of a soft metal that covers the contact portion with the valve seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3573190U JPH03125955U (en) | 1990-04-04 | 1990-04-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3573190U JPH03125955U (en) | 1990-04-04 | 1990-04-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03125955U true JPH03125955U (en) | 1991-12-19 |
Family
ID=31541339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3573190U Pending JPH03125955U (en) | 1990-04-04 | 1990-04-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03125955U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61244976A (en) * | 1985-04-23 | 1986-10-31 | Fujikin:Kk | Fluid interrupting/releasing device |
-
1990
- 1990-04-04 JP JP3573190U patent/JPH03125955U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61244976A (en) * | 1985-04-23 | 1986-10-31 | Fujikin:Kk | Fluid interrupting/releasing device |
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