JPH0318790Y2 - - Google Patents
Info
- Publication number
- JPH0318790Y2 JPH0318790Y2 JP3282787U JP3282787U JPH0318790Y2 JP H0318790 Y2 JPH0318790 Y2 JP H0318790Y2 JP 3282787 U JP3282787 U JP 3282787U JP 3282787 U JP3282787 U JP 3282787U JP H0318790 Y2 JPH0318790 Y2 JP H0318790Y2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- main valve
- antifreeze
- valve seat
- water
- 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 33
- 230000002528 anti-freeze Effects 0.000 claims description 22
- 238000012856 packing Methods 0.000 claims description 15
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 244000025254 Cannabis sativa Species 0.000 description 5
- 108010053481 Antifreeze Proteins Proteins 0.000 description 4
- 230000002262 irrigation Effects 0.000 description 3
- 238000003973 irrigation Methods 0.000 description 3
- 238000011109 contamination Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Details Of Valves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3282787U JPH0318790Y2 (US06534493-20030318-C00166.png) | 1987-03-06 | 1987-03-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3282787U JPH0318790Y2 (US06534493-20030318-C00166.png) | 1987-03-06 | 1987-03-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63141374U JPS63141374U (US06534493-20030318-C00166.png) | 1988-09-19 |
| JPH0318790Y2 true JPH0318790Y2 (US06534493-20030318-C00166.png) | 1991-04-19 |
Family
ID=30839870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3282787U Expired JPH0318790Y2 (US06534493-20030318-C00166.png) | 1987-03-06 | 1987-03-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0318790Y2 (US06534493-20030318-C00166.png) |
-
1987
- 1987-03-06 JP JP3282787U patent/JPH0318790Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63141374U (US06534493-20030318-C00166.png) | 1988-09-19 |
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