JPH0350654U - - Google Patents
Info
- Publication number
- JPH0350654U JPH0350654U JP10927189U JP10927189U JPH0350654U JP H0350654 U JPH0350654 U JP H0350654U JP 10927189 U JP10927189 U JP 10927189U JP 10927189 U JP10927189 U JP 10927189U JP H0350654 U JPH0350654 U JP H0350654U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- spring
- drainage
- pressing body
- valve box
- 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
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims 1
- 230000009466 transformation Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Temperature-Responsive Valves (AREA)
- Safety Valves (AREA)
Description
第１図は本考案装置の概略図であり、第２図は
本考案の一実施例を示す縦断面図であり、第３図
は本考案の他の実施例を示す縦断面図である。
１……弁箱、５……弁座、７……逆止弁体、１
２……調整桿、１４……押圧体、１５……切換ば
ね、１６……バイアスばねである。
FIG. 1 is a schematic diagram of an apparatus according to the present invention, FIG. 2 is a longitudinal cross-sectional view showing one embodiment of the present invention, and FIG. 3 is a longitudinal cross-sectional view showing another embodiment of the present invention. 1...Valve box, 5...Valve seat, 7...Check valve body, 1
2...adjustment rod, 14...pressing body, 15...switching spring, 16...bias spring.
Claims (1)
収容される、０℃より若干高い変態点を有する形
状記憶合金でつくられた切換ばねと、上記切換ば
ねと逆方向の付勢力を有するバイアスばねと、上
記二つのばねの合成力により移動する押圧体と、
上記押圧体に押圧されて弁箱内にもうけた上向き
の弁座から離脱しうる逆止弁体とからなる排水、
非排水自動切換装置。 A switching spring made of a shape memory alloy with a transformation point slightly higher than 0°C, which is housed in a valve box provided in the downstream piping of the water drain valve, and a bias having a biasing force in the opposite direction to the switching spring. a spring; a pressing body that moves by the combined force of the two springs;
A drainage comprising a check valve body that can be pressed by the pressing body and detached from an upward valve seat provided in the valve box;
Non-drainage automatic switching device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989109271U JP2519221Y2 (en) | 1989-09-18 | 1989-09-18 | Drainage / non-drainage automatic switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989109271U JP2519221Y2 (en) | 1989-09-18 | 1989-09-18 | Drainage / non-drainage automatic switching device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0350654U true JPH0350654U (en) | 1991-05-16 |
| JP2519221Y2 JP2519221Y2 (en) | 1996-12-04 |
Family
ID=31657871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989109271U Expired - Lifetime JP2519221Y2 (en) | 1989-09-18 | 1989-09-18 | Drainage / non-drainage automatic switching device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2519221Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002295720A (en) * | 2001-04-02 | 2002-10-09 | Ishikawajima Harima Heavy Ind Co Ltd | Shut-off valve unit |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS636272U (en) * | 1986-06-30 | 1988-01-16 | ||
| JPS6329054A (en) * | 1986-05-01 | 1988-02-06 | ユナイテツド キングドム アトミツク エナ−ヂイ オ−ソリテイ | Method and apparatus for monitoring flow of fluid |
-
1989
- 1989-09-18 JP JP1989109271U patent/JP2519221Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6329054A (en) * | 1986-05-01 | 1988-02-06 | ユナイテツド キングドム アトミツク エナ−ヂイ オ−ソリテイ | Method and apparatus for monitoring flow of fluid |
| JPS636272U (en) * | 1986-06-30 | 1988-01-16 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002295720A (en) * | 2001-04-02 | 2002-10-09 | Ishikawajima Harima Heavy Ind Co Ltd | Shut-off valve unit |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2519221Y2 (en) | 1996-12-04 |