Patent ID: 6131768
Filing Date: 2000-10-17
Classification: B67D

Abstract:
An apparatus for blending and dispensing fluid, comprising:at least two fluid sources;a fluid discharge outlet;an inlet selector valve for each of said fluid sources, each of said inlet selector valves in fluid communication with and controlling the flow of fluid from each of said fluid sources;a single meter, each of said inlet selector valves being in fluid communication with said meter, said meter in fluid communication with said fluid discharge outlet, said meter measuring the amount of fluid discharged through said fluid discharge outlet;a means to purge said flow of fluid, said means in fluid communication with said flow of fluid for purging said flow of fluid from each of said inlet selector valves to said fluid discharge outlet; anda controlling device, said controlling device controlling each of said inlet selector valves whereby obtaining said flow of fluid from at least one of said fluid sources to obtain the desired fluid ratio for said fluid discharge outlet, said controlling device also controlling said means to purge said flow of fluid to a source.