Apparatus employing a three port chamber and two selectively ope

Details Apparatus employing a three port chamber and two selectively ope Apparatus employing a three port chamber and two selectively ope

1976-04-26

1977-03-15

Artis, Henry K.

Baths, closets, sinks, and spittoons

Tubs

Particular construction or configuration details

4 57P, 4 67R, 4 67A, E03D 134, E03D 502, A61B 1900

Patent

active

040116042

ABSTRACT:
An improved apparatus for controlling the quantity of water flowing through a water outlet in a toilet tank comprising a rotatable shaft having opposed first and second ends disposed through an opening in the front wall of the toilet tank, a crank mounted to the tank, connected to the first end and being capable of rotating the shaft through first and second angles when a force is applied to it, an arm connected to the second end, a box-like structure forming a chamber disposed in the tank and including first and second upwardly extending tubes forming first and second ports, respectively, an upwardly extending overflow tube, and a third port arranged to discharge water through the water outlet, the first tube having an axial dimension that is greater than the second tube, a first flapper valve hingedly connected to the overflow tube and being normally seated on the first port, the first valve being movable from a normally closed position to an open position, a second valve hingedly connected to the overflow tube and being normally seated on the second port, the second valve being movable from a normally closed position to an open position.

REFERENCES:
patent: 2532977 (1950-12-01), White
patent: 2864095 (1958-12-01), Martino
patent: 3237211 (1966-03-01), Brown
patent: 3375531 (1968-04-01), Lake
patent: 3768103 (1973-10-01), Robinson
patent: 3795016 (1974-03-01), Eastman
patent: 3894299 (1975-07-01), Cleary

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