Patent ID: 8895097

Claim:
A filling head apparatus for producing frozen confectionery products, the filling head ( 1 ) comprising: a tubular housing ( 3 ) which surrounds and is coaxial with a piston ( 10 ) the tubular housing ( 3 ) comprising first and second chambers, the first chamber ( 5 ) having two or more inlets ( 6 ) and an outlet ( 12 ) the second chamber ( 7 ) having an inlet ( 8 ) and opening onto the inside of the tubular housing ( 3 ) the piston having a longitudinal passage ( 20 ) which has an exit opening ( 22 ) at the lower end of the piston ( 10 ) and a plurality of entry openings ( 24 ) into the circumferential surface of the piston; a first chamber supplier for supplying a frozen confection to the inlets ( 6 ) of the first chamber; and a second chamber supplier for supplying a filling to the inlet ( 8 ) second chamber; wherein the piston ( 10 ) is longitudinally movable within the tubular housing between a closed position and an open position, such that when the piston is in the closed position it closes the outlet of the first chamber and when the piston is in the open position the entry openings communicate with the second chamber.