nozzle device of ice cream and syrup for the extemporaneous preparation of ice cream vcon syrups, different tastes like cardboard

摘要

A flavor mixing and dispensing unit for ice cream machines comprising a vertical cylinder open at its top and closed at its bottom by a bottom wall; said bottom wall being provided with a central through boring and with a number of radial slits extending from said central boring toward the outer periphery of said bottom wall; at least one flavoring substance injection port opening in said cylinder at a position just above said bottom wall; an ice cream inlet port opening in said cylinder at a position above said flavoring substance injection port; a rotor arranged at the bottom of said cylinder, said rotor being provided with radial arms, and being supported by a spindle extending upwardly through the said cylinder up to the actuating shaft of a suitable motor; a piston, provided with an axial boring for the passage of said spindle, slidably housed inside of said cylinder; means for lifting and lowering said piston in said cylinder from a position in which the bottom of said piston is disposed slightly above the top face of said rotor to a position in which the bottom of said piston is disposed high enough to allow ice cream to pass through said ice cream inlet port; and duct means for connecting said flavor injection port and said ice cream inlet port to a flavor injection device and to an ice cream supply, respectively.