Two-stage water discharge mechanism for flush toilet tank

Details Two-stage water discharge mechanism for flush toilet tank Two-stage water discharge mechanism for flush toilet tank

1990-01-17

1991-04-02

Artis, Henry K.

Baths, closets, sinks, and spittoons

Flush closet

Manual selection of the amount of flush

4325, 4326, 4393, 4415, E03D 114, E03D 312

Patent

active

050036440

ABSTRACT:
An improved two-stage controllable water discharge mechanism for flush toilet tank, and especially with the type having two float valves, an upper one and a lower one, wherein either the upper valve can be selectively opened or both can be simultaneously operated by simply actuating a couple of control buttons so as to vary the volume of water discharged from a cistern in consideration of economizing the use of water.

REFERENCES:
patent: 2351672 (1944-06-01), Engel
patent: 2803833 (1957-08-01), Charest
patent: 3768103 (1973-10-01), Robinson
patent: 4172299 (1979-10-01), del Pozo
patent: 4175295 (1979-10-01), Cameron
patent: 4485501 (1984-12-01), Kloner
patent: 4882793 (1989-11-01), Thompson

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