B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
B65D 5/06 (2006.01)
Patent
CA 2557399
A gable top package (1, 1') for pourable food products produced by folding and sealing a sheet packaging material (2) and provided with a gabled top portion (4) including front and back sloping top wall (10, 11) joined together at a top transversal seal (12), and a pair of side top walls (18, 19) connecting respective lateral edges (15, 16) of said front and back sloping top walls (10, 11) and obtained by folding respective portions (46, 47) of the sheet packaging material (2) along predetermined crease lines (31, 33, 42, 44, 50, 51, 54, 55, 56, 65; 31, 33, 43, 45, 52, 53, 57, 58, 59, 66) delimiting a number of panels (A, B, C, D, E, F, G); the above mentioned crease lines (31, 33, 42, 44, 50, 51, 54, 55, 56, 65; 31, 33, 43, 45, 52, 53, 57, 58, 59, 66) are determined among a plurality of possible crease lines designed so as the forming of the side top walls (18, 19) is performed by means of rotations of the panels (A, B, C, D, E, F, G) as rigid bodies about their respective crease lines (31, 33, 42, 44, 50, 51, 54, 55, 56, 65; 31, 33, 43, 45, 52, 53, 57, 58, 59, 66).
L'invention concerne un emballage en toit (1, 1') pour produits alimentaires coulants, obtenu par pliage et scellement d'une feuille de matériau d'emballage (2), qui présente une partie supérieure en forme de pignon (4) comportant une paroi supérieure avant et une paroi arrière (10, 11) inclinées, assemblées au niveau d'un joint transversal supérieur (12), ainsi qu'une paire de parois latérales supérieures (18, 19) reliant les arêtes latérales (15, 16) respectives de la paroi supérieure avant et de la paroi supérieure arrière (10, 11) et obtenues par pliage de sections respectives (46, 47) de la feuille de matériau d'emballage (2) le long de lignes de pli (31, 33, 42, 44, 50, 51, 54, 55, 56, 65; 31, 33, 43, 45, 52, 53, 57, 58, 59, 66) délimitant un nombre de panneaux (A, B, C, D, E, F, G). Les lignes de pli (31, 33, 42, 44, 50, 51, 54, 55, 56, 65; 31,33, 43, 45, 52, 53, 57, 58, 59, 66) mentionnées ci-dessus sont déterminées parmi une pluralité de lignes de pli possibles, conçues de manière que les parois latérales supérieures (18, 19) soient formées par des rotations des panneaux (A, B, C, D, E, F, G), en tant que corps rigides, autour de leurs lignes de pli (31, 33, 42, 44, 50, 51, 54, 55, 56, 65; 31, 33, 43, 45, 52, 53, 57, 58, 59, 66) respectives.
Marks & Clerk
Tetra Laval Holding & Finance Sa
Tetra Laval Holdings & Finance Sa
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