Base for a packaging made from plastic

Details Base for a packaging made from plastic Base for a packaging made from plastic

B - Operations, Transporting

65

D

B65D 3/10 (2006.01) B65D 75/00 (2006.01)

Patent

CA 2652757

The invention relates to a rigid or semi-rigid piece of plastic forming the base (1) of a packaging, the side wall (2) of which is made from a laminated film, said piece being centred about an axis (3), characterised by : a. a peripheral welding zone (4) for contact with and fixing to the internal surface (5) of the side wall (2) by welding, b. a convex internal face (6) and an external concave face (7), c. the internal face (6) and the external face (7) each has a zone (10,11), centered around the axis (3), for contacting a tool used for fixing the piece to said side wall (2), d. a profile at least partly defined by a curve. The invention further relates to a packaging provided with a base made from a piece as described above.

L'invention concerne une pièce plastique rigide ou semi-rigide destinée à former le fond (1) d'un emballage dont la paroi latérale (2) est constituée d'un film laminé, ladite pièce étant centrée autour d'un axe (3) et comprenant les caractéristiques suivantes : a. Une zone de soudage périphérique (4) adaptée pour contacter et être fixée par soudage sur la surface interne (5) de ladite paroi latérale (2); b. Une face interne convexe (6) et une face externe concave (7); c. La face interne (6) et la face externe (7) comportant chacune une zone (10,11 ), centrée autour dudit axe (3), qui est adaptée pour contacter un outil utilisé pour la fixation de la pièce à ladite paroi latérale (2); d. Un profil au moins partiellement défini par une courbe. L'invention concerne également un emballage muni d'un fond constitué d'une pièce telle que définie précédemment.

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