Patent ID: 7076933

Claim:
A method for continuously forming separate perforated packages and packaging different types of food products therein, the method comprising the steps of: identifying a type of a food product to be packaged with the separate perforated packages; transporting a synthetic foil through a punching device in which perforations are made in the synthetic foil to yield a perforated foil; controlling the punching device according to electronic settings to form the perforations in the perforated foil to achieve a perforation surface per surface unit of the synthetic foil according to the type of the food product identified as to be packaged so as to optimize the shelf life of the food product when packaged within the separate perforated packapes, the perforation surface per surface unit of the synthetic foil being achieved by controlling at least the number of the perforations formed in the synthetic foil; and then conveying the perforated foil to means that form and fill the perforated foil to yield the separate perforated packages in each of which the food product is enclosed and a plurality of the perforations are present to allow each of the separate perforated packages to breathe while filled with the food product.