JPS6199030U - - Google Patents
Info
- Publication number
- JPS6199030U JPS6199030U JP18460384U JP18460384U JPS6199030U JP S6199030 U JPS6199030 U JP S6199030U JP 18460384 U JP18460384 U JP 18460384U JP 18460384 U JP18460384 U JP 18460384U JP S6199030 U JPS6199030 U JP S6199030U
- Authority
- JP
- Japan
- Prior art keywords
- gas
- pressure
- sealed
- casing
- displaced
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 2
- 230000007423 decrease Effects 0.000 claims 2
- 238000006073 displacement reaction Methods 0.000 claims 1
- 230000002159 abnormal effect Effects 0.000 description 1
Landscapes
- Measuring Fluid Pressure (AREA)
Description
第１図は圧力検知装置を示す縦断面図、第２図
は異常温度検知状態を示す縦断面図、第３図はガ
ス密封機器の一種としてのガス開閉器を示す縦断
面図。
１…ケーシング、５２…形状記憶合金製の部材
としてのベロー、５６，５７…検知部としてのマ
イクロスイツチ。
FIG. 1 is a longitudinal sectional view showing a pressure detection device, FIG. 2 is a longitudinal sectional view showing an abnormal temperature detection state, and FIG. 3 is a longitudinal sectional view showing a gas switch as a type of gas-sealed equipment. DESCRIPTION OF SYMBOLS 1... Casing, 52... Bellows as a member made from a shape memory alloy, 56, 57... Micro switch as a detection part.
Claims (1)
内部にガスを封入し、ケーシング内の圧力変化に
応じて変位する、形状記憶合金製の部材と、部材
の変位に応じて作動する検知部とを取付けたこと
を特徴とするガス密封機器の圧力検知装置。 ２ 部材が、圧力低下時と、温度異常上昇時とで
逆方向に変位するものである上記実用新案登録請
求の範囲第１項記載のガス密封機器の圧力検知装
置。 ３ 部材が、圧力低下時と、温度異常上昇時とで
同方向に変位するものである上記実用新案登録請
求の範囲第１項記載のガス密封機器の圧力検知装
置。[Scope of claim for utility model registration] 1. At a predetermined position inside the casing of gas-sealed equipment,
A pressure gas-sealed device characterized by having a shape-memory alloy member that seals gas inside and displaces in response to changes in pressure within the casing, and a detection unit that operates in response to the displacement of the member. Detection device. 2. The pressure sensing device for gas-sealed equipment according to claim 1, wherein the member is displaced in opposite directions when the pressure decreases and when the temperature abnormally increases. 3. The pressure sensing device for gas-sealed equipment according to claim 1, wherein the member is displaced in the same direction when the pressure decreases and when the temperature abnormally increases.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18460384U JPS6199030U (en) | 1984-12-04 | 1984-12-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18460384U JPS6199030U (en) | 1984-12-04 | 1984-12-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6199030U true JPS6199030U (en) | 1986-06-25 |
Family
ID=30742088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18460384U Pending JPS6199030U (en) | 1984-12-04 | 1984-12-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6199030U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0370338U (en) * | 1989-11-10 | 1991-07-15 |
-
1984
- 1984-12-04 JP JP18460384U patent/JPS6199030U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0370338U (en) * | 1989-11-10 | 1991-07-15 |
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