Coffee machine with system for producing cold coffee

摘要

A coffee machine includes a boiler, a pump, and an infusion unit for producing coffee. Further, an auxiliary circuit is connectable to the output of the infusion unit for the production of cold coffee.

主权项

1. A coffee machine for producing coffee having a housing with an opening, the coffee machine comprising:
a boiler; a pump coupled to the boiler; an infusion unit coupled to the boiler for receiving water from the boiler and having an output outputting hot coffee at an elevated temperature; an auxiliary circuit including a switching valve having a first channel between a first inlet and a first outlet of the switching valve for connecting the infusion unit to a nozzle for dispensing the hot coffee in a first state, wherein the auxiliary circuit is connectable to the output of the infusion unit through the switching valve for receiving the hot coffee and outputting cold coffee when the switching valve is in a second state; and a refrigerating cartridge removably insertable into the opening for connection to the auxiliary circuit and cooling the hot coffee flowing through the auxiliary circuit when the switching valve is in the second state for output of the cold coffee, wherein the switching valve has a second channel between a second inlet and a second outlet of the switching for directly connecting the infusion unit to the refrigerating cartridge in the second state.