Static structures (e.g. – buildings) – Specified terranean relationship – With drain or vent exterior to foundation perimeter
Patent
1991-05-21
1992-05-26
Murtagh, John E.
Static structures (e.g., buildings)
Specified terranean relationship
With drain or vent exterior to foundation perimeter
52303, 52606, E02D 1900, E04D 1700
Patent
active
051156148
ABSTRACT:
A composite cored masonry unit with a moisture collection void that has a waterproof material that coats the surface of the portion of said unit adjacent to said void with the masonry unit having a base with a sloped top surface and flat bottom surface and with a weep hole located so as to drain moisture from the moisture collection void.
REFERENCES:
patent: 1394406 (1921-10-01), Calvert
patent: 1430423 (1922-09-01), Weichold
patent: 4910931 (1990-03-01), Pardue
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