Patent ID: 8256240

Claim:
A device for the production and distribution of cold products, in particular for machines for the production of soft ice-cream, comprising a cylindrical chamber ( 12 ) equipped at one end with an inlet mouth ( 13 ) for a liquid food mixture and at an opposite end with an extraction tap ( 14 ) for the distribution of the cold food product, wherein said cylindrical chamber ( 12 ) is externally enveloped by an evaporation chamber ( 15 ) for the cooling of the liquid food mixture and contains in its interior a mixer ( 17 ), characterized in, that said extraction tap ( 14 ) is positioned on a closing flange ( 21 ) of, said cylindrical chamber ( 12 ), wherein said flange ( 21 ) comprises an annular wall ( 22 ), which can be complementarily coupled with a front annular wall ( 31 ) of said evaporation chamber ( 15 ), and a housing ( 25 ) of the opening and closing organs of a nozzle ( 29 ), wherein said annular wall ( 22 ) and said housing ( 25 ) are made of a metallic material and put in thermal contact with each other for the cooling of the extraction tap ( 14 ) wherein said housing ( 25 ) of the opening or closing organs of a nozzle ( 29 ) is a cylindrical housing ( 25 ) for the axial sliding of a piston ( 26 ) of said distribution tap ( 14 ).