Patent ID: 7798367

Claim:
An apparatus for mixing and dispensing a plurality of liquids, the apparatus comprising: a nozzle body generally extending longitudinally along a rotational axis, the nozzle body comprising an inlet section and an outlet section; a blocking surface situated near the inlet section of the nozzle body for redirecting a first incoming liquid stream, the blocking surface being situated asymmetrically about the rotational axis of the nozzle body; and a nozzle locking structure associated with the nozzle body for attaching said nozzle body to a housing and for orienting the blocking surface with respect to the housing wherein the nozzle locking structure comprises a protruding D-shaped collar around the nozzle body, the D-shaped collar positioned radially from the outlet section, wherein said housing is sized to fit around at least the inlet section, the housing defining an entry port for one of the liquids, wherein the blocking surface substantially faces the entry port when the nozzle locking structure is engaged against the housing.