Device for packaging materials in a vacuum chamber

Details Device for packaging materials in a vacuum chamber Device for packaging materials in a vacuum chamber

B - Operations, Transporting

65

B

B65B 31/02 (2006.01) B65B 11/48 (2006.01) B65B 31/04 (2006.01)

Patent

CA 2325457

A packaging device, particularly for foodstuffs or technical materials, comprising a bell-shaped vacuum chamber (3). A single-folded film (7) can be placed in the vacuum chamber and the foodstuff can be inserted from the open longitudinal side (9) of the film. Inside the bell-shaped vacuum chamber (3) there is also provided a first transverse thermal bonding bar (11), which is laterally adjacent to a cutting blade (12), and a second thermal bonding bar (15), both bars being L-shaped. At least one nozzle (18) for introducing gas is furthermore provided so as to face the longitudinal or transverse open side (9) of the single-folded film (7).

La présente invention concerne un dispositif d'emballage, particulièrement destiné aux produits alimentaires ou à des matériaux techniques, qui comprend une chambre à vide (3) en cloche. On peut introduire à l'intérieur de la chambre un film à repli unique (7), et le produit alimentaire par le côté longitudinal ouvert (9) du film. La chambre à vide (3) en cloche est aussi équipée d'une première rampe transverse de thermosoudage (11), placée latéralement adjacente à une lame de découpe (12); et d'une seconde rampe de thermosoudage (15), les deux rampes présentant une forme en L. Au moins une buse (18), destinée à l'introduction de gaz, débouche sur le côté longitudinal ouvert ou sur le côté transversal ouvert (9) du film à repli unique (7).

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