Baths – closets – sinks – and spittoons – Flush closet – Bowl
Patent
1985-05-09
1987-01-20
Phillips, Charles E.
Baths, closets, sinks, and spittoons
Flush closet
Bowl
4441, 4252R, 4435, 251326, E03D 1100
Patent
active
046370790
ABSTRACT:
A toilet backflow preventing valve and toilet bowl support for mounting between a standard soil pipe mounting flange and drain horn of a standard toilet bowl supports the toilet bowl closely adjacent the floor level, receives standard toilet bolts clamping the valve between the toilet bowl and the soil pipe and has a manually actuated slide with an open position that does not obstruct flow and a closed position sealing the soil pipe to prevent blackflow into the toilet bowl. A feature includes O-ring seals for the opposite faces of the slide and relative rotation of the slide and seals to facilitate the sliding action without damaging the seals.
REFERENCES:
patent: 187545 (1877-02-01), McEwan
patent: 2904306 (1959-09-01), Bryant
patent: 2977975 (1961-04-01), Allen
patent: 3224014 (1965-12-01), Pietrzak
patent: 3232577 (1966-02-01), Sargent
patent: 3340545 (1967-09-01), Sargent
patent: 3367625 (1968-02-01), Fortune
patent: 3583675 (1971-06-01), Palmer
patent: 3788346 (1974-01-01), Fitzgerald
patent: 3860973 (1975-01-01), Uyeda et al.
patent: 4013090 (1977-03-01), Taylor
patent: 4402093 (1983-09-01), Luker et al.
patent: 4432387 (1984-02-01), Sims
patent: 4434967 (1984-03-01), Vanderburg
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