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Stormwater filter assembly

  • US 8,110,099 B2
  • Filed: 05/09/2007
  • Issued: 02/07/2012
  • Est. Priority Date: 05/09/2007
  • Status: Active Grant
First Claim
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1. A filter assembly for use in filtering stormwater, comprising:

  • a bottom member including a boss that includes a rib extending circumferentially along an inner surface of the boss, the rib including a locking portion extending upwardly from the rib and that mates with a corresponding locking portion on a peripheral surface of a connection to an outlet conduit for securing the bottom to the connection thereby inhibiting rotation of the bottom member relative to the outlet conduit, the boss including an outer tab that is raised to define a space between a bottom of the boss and the tab;

    a center tube secured to the bottom member using a locking mechanism that inhibits relative movement between the bottom member and the center tube, the locking mechanism including a tab with an inwardly projecting hook, the tab capable of flexing during interaction with the outer tab of the bottom member, the center tube including an inwardly projecting protrusion below the tab and located within the space to inhibit vertical movement of the center tube relative to the bottom member, the center tube being in communication with an opening in the bottom;

    a hood secured to the center tube; and

    a filter medium located between the hood and the center tube.

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