Drywell cover and drywell

Static structures (e.g. – buildings) – Specified terranean relationship – With drain or vent exterior to foundation perimeter

Patent

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Details

52 16, 210164, 210165, 405 36, 405 51, E04B 1100

Patent

active

051952840

ABSTRACT:
A drywell cover to cover a drywell and a drywell system employing the drywell and cover wherein the drywell cover comprises a base cover having a raised, central wall section such as a round cylinder and an open inner section and a plurality of at least three therein supporting rib elements on the top surface of the base cover and extending from the periphery of the base cover to the raised wall section.

REFERENCES:
patent: 4982533 (1991-01-01), Florence
patent: 5086594 (1992-02-01), Florence
patent: 5131196 (1992-07-01), Florence

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