Liquid purification or separation – Structural installation – Grated inlet surface drain
Patent
1976-02-24
1977-08-30
Weakley, Harold W.
Liquid purification or separation
Structural installation
Grated inlet surface drain
210247, 13724733, 13724739, E03F 506
Patent
active
040453464
ABSTRACT:
This device consists primarily of a coupling sleeve for a sewer pipe, and on the interior of the coupling sleeve is supported a cup or well, and on the interior of the cup is supported, a funnel tube beneath a water strainer. The water flows through the strainer, down through the funnel tube, upwards out of the cup portion, and finally, down the open end of the coupling sleeve, into the sewer pipe.
REFERENCES:
patent: 267264 (1882-11-01), Schill
patent: 873120 (1907-12-01), Dunstan
patent: 1070773 (1913-08-01), Callahan
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