Drywell cover and drywell

Details Drywell cover and drywell Drywell cover and drywell

1991-02-26

1992-07-21

Chilcot, Jr., Richard E.

Static structures (e.g., buildings)

Specified terranean relationship

With drain or vent exterior to foundation perimeter

52 16, 210164, 210165, 405 36, 405 51, E04B 1100, E03F 302

Patent

active

051311968

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: 3951294 (1976-04-01), Wilson
patent: 3974599 (1976-08-01), Grosh
patent: 4031009 (1977-06-01), Hicks
patent: 4890425 (1990-01-01), Mamula

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