Patent 7757600 was granted and assigned to PepsiCo on July, 2010 by the United States Patent and Trademark Office.
A beverage dispensing apparatus includes a mixing chamber for mixing hot water, a beverage concentrate and cold water, as well as one or more additives. The hot water and cold water are supplied at a predetermined flow rate at a predetermined proportion, regardless of the pressure of the water supply. A water heater supplies the hot water within a specified pressure range and without significant entrapped air.