Container of thermoformable material with a closure

Details Container of thermoformable material with a closure Container of thermoformable material with a closure

B - Operations, Transporting

65

D

B65D 8/02 (2006.01) B29C 33/42 (2006.01) B29C 49/48 (2006.01) B65D 1/02 (2006.01) B65D 8/22 (2006.01) B29C 49/00 (2006.01)

Patent

CA 2193818

A blow-moulded container comprises a top portion, a base portion, and an annular intermediate portion interconnecting the top (9) and base portions, the top portion including a pouring neck (9) which is disposed to one side of a longitudinal axis (A) of the intermediate portion, and a closure (10) mounted at the opposite side of the axis (A) and for closing the neck (9); the mounting of the closure (10) includes a substantially planar sheet material tie (13) which connects the closure (10) to the neck (9), and a readily frangible substantially planar sheet material tie (12) by way of which the closure (10) is connected to the intermediate portion; the neck (9) is of pear- shaped internal cross section, with the apex of the pear shape pointing towards that opposite side, the closure (10) including an annular sealing surface of a pear shape to close the neck (9) sealingly.

Un récipient réalisé par extrusion-soufflage se compose d'un haut, d'une base, et d'un corps intermédiaire annulaire joignant le haut (9) et la base. Le haut (9) comporte d'une part un col verseur (9) disposé à l'une des extrémités d'un axe longitudinal (A) dudit corps intermédiaire, et d'autre part une fermeture (10) montée sur l'autre extrémité de l'axe (A) et permettant de fermer le col (9). Le montage de la fermeture (10) se compose d'une part d'un lien (13) en une substance se présentant sensiblement sous forme de feuille plane, et reliant la fermeture (10) au col (9), et d'autre part d'un lien (12) en une substance facilement déchirable se présentant sensiblement sous forme de feuille plane et reliant la fermeture (10) au corps intermédiaire. La section du col (9) présente une forme de poire, dont le sommet est tourné vers l'extrémité opposée. La fermeture (10) comporte en outre une surface annulaire d'étanchéité en forme de poire assurant la fermeture étanche du col (9).

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