JPS6220533Y2 - - Google Patents
Info
- Publication number
- JPS6220533Y2 JPS6220533Y2 JP18906183U JP18906183U JPS6220533Y2 JP S6220533 Y2 JPS6220533 Y2 JP S6220533Y2 JP 18906183 U JP18906183 U JP 18906183U JP 18906183 U JP18906183 U JP 18906183U JP S6220533 Y2 JPS6220533 Y2 JP S6220533Y2
- Authority
- JP
- Japan
- Prior art keywords
- water
- valve
- inner diameter
- center
- smaller
- 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.)
- Expired
Links
- 230000002265 prevention Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 30
- 230000008014 freezing Effects 0.000 description 4
- 238000007710 freezing Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000003562 lightweight material Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
Landscapes
- Check Valves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18906183U JPS6096480U (ja) | 1983-12-06 | 1983-12-06 | 寒冷地用逆流防止弁 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18906183U JPS6096480U (ja) | 1983-12-06 | 1983-12-06 | 寒冷地用逆流防止弁 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6096480U JPS6096480U (ja) | 1985-07-01 |
| JPS6220533Y2 true JPS6220533Y2 (ref) | 1987-05-25 |
Family
ID=30407717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18906183U Granted JPS6096480U (ja) | 1983-12-06 | 1983-12-06 | 寒冷地用逆流防止弁 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6096480U (ref) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5662871B2 (ja) * | 2011-05-23 | 2015-02-04 | パナソニックＩｐマネジメント株式会社 | 逆止弁 |
-
1983
- 1983-12-06 JP JP18906183U patent/JPS6096480U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6096480U (ja) | 1985-07-01 |
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