Standpipe adapter for sink drains of varied diameter

Details Standpipe adapter for sink drains of varied diameter Standpipe adapter for sink drains of varied diameter

1976-06-04

1978-03-07

Cline, William R.

Fluid handling

Systems

Head-establishing standpipe or expansion chamber

137577, 4206, F17D 100

Patent

active

040774309

ABSTRACT:
An adapter for sink drains of varied diameter, with a double seal positioning a standpipe perpendicularly with respect to the sink bottom, there being an upper seal supportably stopped upon the sink bottom or drain flange, and there being a lower seal depressibly engaged within the drain diameter, and characterized by a base of soft rubber-like material smaller in diameter than the drain and integral with upper and lower seals that have flexible fluid tight engagement with the sink and drain while permitting lateral deflections of the standpipe.

REFERENCES:
patent: 994442 (1911-06-01), Coles
patent: 1869049 (1932-07-01), Card
patent: 1894711 (1933-01-01), Schacht
patent: 2001230 (1935-05-01), Wayne
patent: 2430976 (1947-11-01), Dutra
patent: 2928419 (1960-03-01), Kruse
patent: 3934280 (1976-01-01), Tancredi

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