Patent ID: 6829787
Filing Date: 2004-12-14
Classification: E03D,Y02A

Abstract:
A water saving dual flush system of valving for gravity flow toilet water closets having in combination a flush actuation assembly, an overflow pipe and dischrge outlet therein, said system of valving comprising:(a) a bottom valve having in combination, radially extended arms configured to mate pivotally to said overfow pipe, a disk portion disposed over said discharge outlet, and a port through said disk portion of said bottom valve, (b) a tubular means of conveyance incoporated within said port in a water tight manner, (c) a means of floatation configured about said tubular means of conveyance, (d) an upper valve seat sleeve disposed about the upper end of said tubular means of conveyance, an upper valve hingedly attached to said upper valve seat sleeve in a manner consistent with operably allowing said upper valve to rotate between open and closed positions with respect to said tubular means of conveyance and, (e) means for operably connecting said flush actuation assembly with said upper valve, including a flotation device, thereby allowing said means of flush actuation to operate said upper valve and said bottom valve, thereby allowing selective water saving flush volume by virtue of the two valves.