JPS6328975Y2 - - Google Patents
Info
- Publication number
- JPS6328975Y2 JPS6328975Y2 JP9136381U JP9136381U JPS6328975Y2 JP S6328975 Y2 JPS6328975 Y2 JP S6328975Y2 JP 9136381 U JP9136381 U JP 9136381U JP 9136381 U JP9136381 U JP 9136381U JP S6328975 Y2 JPS6328975 Y2 JP S6328975Y2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- ring
- valve seat
- large diameter
- irrigation canal
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
- 230000002262 irrigation Effects 0.000 claims description 13
- 238000003973 irrigation Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 4
- 230000000452 restraining effect Effects 0.000 claims description 4
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Sewage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9136381U JPS6328975Y2 (en]) | 1981-06-19 | 1981-06-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9136381U JPS6328975Y2 (en]) | 1981-06-19 | 1981-06-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57202416U JPS57202416U (en]) | 1982-12-23 |
| JPS6328975Y2 true JPS6328975Y2 (en]) | 1988-08-04 |
Family
ID=29886445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9136381U Expired JPS6328975Y2 (en]) | 1981-06-19 | 1981-06-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6328975Y2 (en]) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5502962B2 (ja) * | 2012-09-26 | 2014-05-28 | アロン化成株式会社 | ます |
-
1981
- 1981-06-19 JP JP9136381U patent/JPS6328975Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57202416U (en]) | 1982-12-23 |
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