JPH0340954Y2 - - Google Patents
Info
- Publication number
- JPH0340954Y2 JPH0340954Y2 JP7851790U JP7851790U JPH0340954Y2 JP H0340954 Y2 JPH0340954 Y2 JP H0340954Y2 JP 7851790 U JP7851790 U JP 7851790U JP 7851790 U JP7851790 U JP 7851790U JP H0340954 Y2 JPH0340954 Y2 JP H0340954Y2
- Authority
- JP
- Japan
- Prior art keywords
- opening surface
- mounting body
- valve body
- hinge
- sewage
- 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
- 239000010865 sewage Substances 0.000 claims description 12
- 230000002265 prevention Effects 0.000 claims description 10
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000011152 fibreglass Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 27
- 230000003014 reinforcing effect Effects 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 5
- 239000003657 drainage water Substances 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 229920001084 poly(chloroprene) Polymers 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Landscapes
- Check Valves (AREA)
- Sewage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7851790U JPH0340954Y2 (fr) | 1990-07-23 | 1990-07-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7851790U JPH0340954Y2 (fr) | 1990-07-23 | 1990-07-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0332678U JPH0332678U (fr) | 1991-03-29 |
| JPH0340954Y2 true JPH0340954Y2 (fr) | 1991-08-28 |
Family
ID=31621862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7851790U Expired JPH0340954Y2 (fr) | 1990-07-23 | 1990-07-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0340954Y2 (fr) |
-
1990
- 1990-07-23 JP JP7851790U patent/JPH0340954Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0332678U (fr) | 1991-03-29 |
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