Rain and storm water filtration systems
US6705049B2 · kind B2 · utility
26Cited by
14References
29Claims
0Family size
Inventors
Key dates
| Filing date | Mar 8, 2002 |
| Grant date | Mar 16, 2004 |
| Priority date | — |
| Expiry date | May 8, 2022 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04D2013/086
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A debris-filtering downspout and other water runoff conduits and receptacles are disclosed, and include a Coanda screen mounted within a conduit, a culvert, a storm water conveyance or secured to a water collection basin. The Coanda screen provides high water throughput and is self-cleaning while effectively filtering debris contained in an incoming water stream.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.