Method for making containers such as bottles having a...

B - Operations – Transporting – 29 – C

Patent

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B29C 49/06 (2006.01) B29C 49/18 (2006.01) B29C 49/64 (2006.01) B65D 1/02 (2006.01) B29C 61/02 (2006.01)

Patent

CA 2212926

A container such as a bottle or the like consisting of a biaxially oriented thermoplastic material and capable of withstanding a relatively harsh use environment without noticeably losing its shape. Said container has an inwardly curved base (2) with an inwardly projecting convex portion as in a champagne bottle bottom, and a substantially greater thickness than the side wall (3) of the container. Said base (2) includes an outwardly-facing non-convex central portion (4).

Récipient, tel que bouteille, flacon ou analogue, constitué en un matériau thermoplastique à orientation biaxiale et apte à subir, sans déformations notables, des conditions d'utilisation relativement sévères, ledit récipient présentant un fond (2) qui est incurvé avec une convexité tournée vers l'intérieur (fond champagne) et qui possède une épaisseur sensiblement supérieure à celle de la paroi latérale (3) du récipient, caractérisé en ce que le fond (2) présente une zone centrale (4) dépourvue de convexité tournée vers l'extérieur.

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