Baths – closets – sinks – and spittoons – Strainer – stopper – plug or closure – Plugs
Patent
1977-05-25
1979-03-13
Levy, Stuart S.
Baths, closets, sinks, and spittoons
Strainer, stopper, plug or closure
Plugs
220301, 251100, A47K 114, E03C 123
Patent
active
041434323
ABSTRACT:
The present invention provides a plug comprising a body having a sealing means arranged to sealingly engage with a portion of a vessel surrounding a drain outlet and a regulating means mounted on the body and arranged upon partial rotation to open or close the plug to permit or prevent respectively, egress of liquid from the vessel.
REFERENCES:
patent: 772434 (1904-10-01), Schultz
patent: 1224712 (1917-05-01), Clark
patent: 1613251 (1927-01-01), Stead
patent: 1988383 (1935-01-01), Hermani
patent: 2169896 (1939-08-01), Gazey
patent: 2915762 (1959-12-01), Kivela
patent: 3913783 (1975-10-01), Cooper
patent: 4032036 (1977-06-01), Sycle, Jr.
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