JPH0235907Y2 - - Google Patents

Info

Publication number

JPH0235907Y2

JPH0235907Y2 JP7218986U JP7218986U JPH0235907Y2 JP H0235907 Y2 JPH0235907 Y2 JP H0235907Y2 JP 7218986 U JP7218986 U JP 7218986U JP 7218986 U JP7218986 U JP 7218986U JP H0235907 Y2 JPH0235907 Y2 JP H0235907Y2

Authority

JP

Japan

Prior art keywords

filter

rainwater

cylindrical body

pipe

inflow opening

Prior art date

1986-05-13

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

• Espacenet
• Global Dossier
• Discuss

• 230000002093 peripheral effect Effects 0.000 claims description 18
• 230000008595 infiltration Effects 0.000 claims description 10
• 238000001764 infiltration Methods 0.000 claims description 10
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
• 238000004140 cleaning Methods 0.000 description 7
• 239000000463 material Substances 0.000 description 7
• 229910001385 heavy metal Inorganic materials 0.000 description 6
• 239000004576 sand Substances 0.000 description 5
• 239000000428 dust Substances 0.000 description 4
• 238000001914 filtration Methods 0.000 description 3
• 230000000694 effects Effects 0.000 description 2
• 238000001556 precipitation Methods 0.000 description 2
• 238000007789 sealing Methods 0.000 description 2
• 239000013049 sediment Substances 0.000 description 2
• 239000002689 soil Substances 0.000 description 2
• 238000009825 accumulation Methods 0.000 description 1
• 238000010586 diagram Methods 0.000 description 1
• 230000037431 insertion Effects 0.000 description 1
• 238000003780 insertion Methods 0.000 description 1
• 239000012466 permeate Substances 0.000 description 1
• 239000002244 precipitate Substances 0.000 description 1
• 238000004062 sedimentation Methods 0.000 description 1