Patent ID: 6837397

Claim:
In a beverage powder mixing drink dispenser having a hopper for containing a supply of dry beverage ingredient powder, a source of mixing water and a controller, all contained within a housing, the improvement being a mixing assembly, comprising: an electrical motor with an annular stator mounted to the housing and an annular rotor mounted to rotate around a motor axis within the annular stator when the stator is energized; a mixing chamber with a hollow body having an interior surface extending between a chamber inlet and a chamber outlet and at least one mixing member extending inwardly from and mounted to the interior surface to rotate with rotation of the hollow body; means for mounting the hollow body of the mixing chamber to the rotor to rotate with the rotor relative to the stator about the motor axis; means for selectively passing dry ingredient powder and mixing water into the mixing chamber to be mixed together in the mixing chamber during rotation of the mixing chamber and the mixing member when the stator is energized; and means for controlling energizing of the stator.