Device for packaging materials in a vacuum chamber
AssigneesMauro Scolaro, Alessandro Bonanni
InventorAndrea Piron
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Abstract
A packaging device, particularly for foodstuffs or technical materials, comprising a bell-shaped vacuum chamber. A single-folded film can be placed in the vacuum chamber and the foodstuff can be inserted from the open longitudinal side of the film. Inside the bell-shaped vacuum chamber there is also provided a first transverse thermal bonding bar, which is laterally adjacent to a cutting blade, and a second thermal bonding bar, both bars being L-shaped. At least one nozzle for introducing gas is furthermore provided so as to face the longitudinal or transverse open side of the single-folded film.
Claims17
A packaging device for foodstuffs or technical materials, comprising a vacuum chamber, wherein at least one double layer single-fold film is insertable into said vacuum chamber with its fold line arranged parallel to a longitudinal side of the vacuum chamber, a product or material being insertable from an open longitudinal side of said film, said vacuum chamber containing a first transverse thermal bonding bar, which is laterally adjacent to a cutting blade and is arranged at an inlet of the chamber, and a second thermal bonding bar, said second thermal bonding bar being L-shaped and being arranged along the inlet traverse side and the longitudinal side of the vacuum chamber, opposite to the longitudinal side along which the fold line of the film is made to pass, at least one nozzle for vacuum and/or for introducing gas or mixtures being provided so as to face one of said longitudinal open sides.
Dependencies are inferred from the claim text.