JPH045590Y2 - - Google Patents
Info
- Publication number
- JPH045590Y2 JPH045590Y2 JP17903986U JP17903986U JPH045590Y2 JP H045590 Y2 JPH045590 Y2 JP H045590Y2 JP 17903986 U JP17903986 U JP 17903986U JP 17903986 U JP17903986 U JP 17903986U JP H045590 Y2 JPH045590 Y2 JP H045590Y2
- Authority
- JP
- Japan
- Prior art keywords
- filter
- drainage
- shaped groove
- diameter
- side wall
- 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 14
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Landscapes
- Road Paving Structures (AREA)
- Sewage (AREA)
- Revetment (AREA)
- Retaining Walls (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17903986U JPH045590Y2 (US20110009641A1-20110113-C00185.png) | 1986-11-20 | 1986-11-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17903986U JPH045590Y2 (US20110009641A1-20110113-C00185.png) | 1986-11-20 | 1986-11-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6386104U JPS6386104U (US20110009641A1-20110113-C00185.png) | 1988-06-06 |
JPH045590Y2 true JPH045590Y2 (US20110009641A1-20110113-C00185.png) | 1992-02-17 |
Family
ID=31121738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17903986U Expired JPH045590Y2 (US20110009641A1-20110113-C00185.png) | 1986-11-20 | 1986-11-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH045590Y2 (US20110009641A1-20110113-C00185.png) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0754381Y2 (ja) * | 1991-08-13 | 1995-12-18 | 東興産業株式会社 | 排水フィルター |
-
1986
- 1986-11-20 JP JP17903986U patent/JPH045590Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS6386104U (US20110009641A1-20110113-C00185.png) | 1988-06-06 |