Silt filtration system
US6294095A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Apr 24, 2000 |
| Grant date | Sep 25, 2001 |
| Priority date | — |
| Expiry date | Apr 24, 2020 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE03F1/00
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A silt filtration system for use with storm water catch basins of the type which include a fixed frame with a drain opening at the top of the catch basin and a grate covering the drain opening and includes a base frame having a pair of end rails and a pair of side rails adapted to fit within the fixed frame at the top of the catch basin. The silt filtration system also includes a pair of lengthwise support bars or rods which are removably positioned within the base frame and a pair of transverse support bars or rods which are removably positioned over the lengthwise support bars and supported by the side rails. The lengthwise and transverse bars suspend a filter bag within the catch basin which includes a pocket at the top end for receiving the lengthwise support bars and the transverse support bars. The silt filtration system may include a deflector for deflecting silt and/or sediment and the like over the grate and into the filter bag. A method for installing the silt filtration system includes the steps of: lifting the grate from the drain and placing the base frame on the fixed frame of the catch basin, inserting the lengthwise support bars through the pockets of one pair of op…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.