Liquid purification or separation – Structural installation – Grated inlet surface drain
Patent
1981-07-23
1983-12-06
Cintins, Ivars C.
Liquid purification or separation
Structural installation
Grated inlet surface drain
E03F 100
Patent
active
044192312
ABSTRACT:
In the ground surface drainage apparatus, a monolithic catch basin has a side outlet sleeve for the positioning therein of a subterranean drainage tube. An adaptor bushing engages against a stop in the sleeve and has its own stop lip for use with a smaller sized drainage tube.
REFERENCES:
patent: 638692 (1899-12-01), Banwell
patent: 1766621 (1930-06-01), Fleming
patent: 2490075 (1949-12-01), Matheis
patent: 3516541 (1970-06-01), Hardingham
patent: 3670894 (1972-06-01), Friedl
Cintins Ivars C.
Shapiro Allan M.
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