JPH03418Y2 - - Google Patents
Info
- Publication number
- JPH03418Y2 JPH03418Y2 JP4755984U JP4755984U JPH03418Y2 JP H03418 Y2 JPH03418 Y2 JP H03418Y2 JP 4755984 U JP4755984 U JP 4755984U JP 4755984 U JP4755984 U JP 4755984U JP H03418 Y2 JPH03418 Y2 JP H03418Y2
- Authority
- JP
- Japan
- Prior art keywords
- gate
- door groove
- protector
- door
- waterway
- 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
- 230000001012 protector Effects 0.000 claims description 35
- 239000004576 sand Substances 0.000 description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Landscapes
- Barrages (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4755984U JPS60159032U (ja) | 1984-03-30 | 1984-03-30 | 水路用ゲ−ト |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4755984U JPS60159032U (ja) | 1984-03-30 | 1984-03-30 | 水路用ゲ−ト |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60159032U JPS60159032U (ja) | 1985-10-23 |
| JPH03418Y2 true JPH03418Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-01-09 |
Family
ID=30562996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4755984U Granted JPS60159032U (ja) | 1984-03-30 | 1984-03-30 | 水路用ゲ−ト |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60159032U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1984
- 1984-03-30 JP JP4755984U patent/JPS60159032U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60159032U (ja) | 1985-10-23 |
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