Liquid purification or separation – Structural installation – Grated inlet surface drain
Patent
1983-03-21
1984-12-11
Taylor, Dennis L.
Liquid purification or separation
Structural installation
Grated inlet surface drain
405 36, 405127, E03F 514, E03F 506
Patent
active
044876904
ABSTRACT:
A roof drain for either a sump or a flush installation has a body having a centrally located water collecting section which is capable of being attached to a pipe, a first surface extending around the periphery of the central section, a connecting surface extending upwardly and away from the periphery of the first surface and a second surface extending outwardly around the periphery of the connecting surface. The first and second surfaces are parallel to one another with the second surface serving as the mounting surface for mounting the drain on to a roof. A grate attaches to the body by attaching directly to the second surface for sump functioning, or in conjunction with an insert for flush functioning. For the flush functioning, the insert fits against the connecting surface and the first surface to become located between the grate and the body.
REFERENCES:
patent: 2079269 (1937-05-01), Williams
patent: 2283160 (1942-05-01), Boosey
patent: 3884809 (1975-05-01), Logsdon
patent: 4035297 (1977-07-01), Aldridge et al.
Boswell K. H.
O'Brian Edward D.
Taylor Dennis L.
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