Patent ID: 6935534

Claim:
A dispensing apparatus capable of delivering quantities of a liquid product, comprising: a housing having a main body releasably attached to a front body, wherein the main body and the front body form an internal cavity having a main cavity, a drive cavity, an output cavity and two input cavities; a disposable insert having a chamber, a first portion, a second portion, and a first and a second input channel wherein the disposable insert conformally fits within the internal cavity of the housing, wherein a first component liquid is delivered through the first input channel to the chamber, and a second component liquid is delivered through the second input channel to the chamber, the first and second input channels disposed to hinder interaction between the first component liquid and the second component liquid in either input channel; and at least one feed screw having a helical thread disposed in the chamber, wherein rotation of the at least one feed screw mixes the first and second component liquids to form a liquid product and discharges a precise amount of the liquid product from the chamber.