Patent ID: 6029287
Filing Date: 2000-02-29
Classification: E03D

Abstract:
A pressure flushing system for use within a toilet tank including a pressure tank having a predetermined volume, a water outlet at the bottom of said tank, a water inlet for said tank, an air inlet for said tank associated with said water inlet whereby water flowing through said water inlet into said tank draws air into said tank, such that said tank, prior to discharge, has a portion thereof occupied by water and a portion occupied by air, the air applying a pressure to the water which is no greater than water inlet pressure, valve means within said tank controlling the flow of water from said tank, through said outlet, to a toilet bowl, andmeans for limiting the water within said tank which flows through said outlet to a toilet tank upon operation of said valve means to an amount less than the volume of water within said tank prior to operation of said valve means, said limiting means including a dam molded as one-piece structure with said tank bottom, extending about said tank outlet, and restricting the amount of water which can flow to said outlet to that volume which is located above and within the dam.