Pool drain assembly

Liquid purification or separation – Structural installation – Grated inlet surface drain

Patent

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Details

210169, 4507, E03F 504

Patent

active

052680967

ABSTRACT:
A pool drain assembly for a swimming pool having a vinyl liner is disclosed. The assembly includes a drainage receptacle which has an upper edge portion substantially at a level defining the bottom of the swimming pool. The receptacle has a conically shaped seating surface, and the vinyl liner covers the surface. A clamping ring is seated on the seating surface and surrounds a strainer plate which also rests on a lower edge of the seating surface. The upper surfaces of the pool liner, the clamping ring, and the strainer plate are all substantially co-planer.

REFERENCES:
patent: 3040895 (1962-06-01), Sisk
patent: 4561134 (1985-12-01), Mathews et al.

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