US Patent 7866509 Dispensing nozzle assembly

A dispensing nozzle assembly for dispensing a number of micro-ingredients into a fluid stream. The dispensing nozzle assembly may include a micro-ingredient mixing chamber, a number of micro-ingredient lines in communication with the micro-ingredient mixing chamber such that the micro-ingredients mix therein, and a mixed micro-ingredient exit such the mixed micro-ingredients are dispensed into the fluid stream.