Curbside gross pollution trap
OwnerDavid Pezzaniti, Timothy John Goldinginventors
Life of this patent
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Abstract
The gross pollution trap comprises an upper inlet portion directing stormwater through a filter inlet aperture to a filter chamber defining a filter flow path. The filter chamber is positioned in a lower portion of the trap. A filter is positioned in the filter flow path to collect debris from water flowing through the flow path. An outlet leads from the lower portion of the trap and in use is connected with a stormwater egress pipe. An overflow weir is locate in the upper portion of the trap is spaced above the filter inlet aperture, an water flowing over the weir spill into an overflow path ending at the outlet. The weir preferably has a return extending upstream from an upper portion of the overflow weir.
Claims20
A gross pollution trap comprising an upper inlet portion directing stormwater through a filter inlet aperture to a filter chamber defining a filter flow path having a filter positioned therein to collect debris from water flowing therethrough, said filter chamber positioned in a lower portion of the trap, an outlet leading from the lower portion of the trap for connection with a stormwater egress pipe, and an overflow weir in the upper portion of the trap, spaced above the filter inlet aperture leading to an overflow path ending at the outlet.
The gross pollution trap of claim 20 wherein the filter basket has one or more radially extending protrusions for support on a corresponding ledge relative to the filter chamber.
Dependencies are inferred from the claim text.