Hot-fillable plastic container with flexible base feature

Details Hot-fillable plastic container with flexible base feature Hot-fillable plastic container with flexible base feature

B - Operations, Transporting

65

D

B65D 1/42 (2006.01) B65D 1/02 (2006.01) B65D 23/00 (2006.01)

Patent

CA 2748589

A base for a plastic container including an outer support portion; a structured formation ring including a plurality of sequential formations; an inner inversion portion disposed radially inwardly of the structured formation ring; and a central portion. In an embodiment, the sequential formations are disposed in a substantially ring-like configuration and at least the inner inversion portion is configured to flex in response to internal vacuum forces associated with said container.

L'invention concerne une base pour un contenant en plastique comprenant une partie de support externe ; un anneau à formation structurée comprenant une pluralité de formations séquentielles ; une partie d'inversion interne disposée dans le sens radial vers l'intérieur de l'anneau à formation structurée ; et une partie centrale. Dans un mode de réalisation, les formations séquentielles sont disposées selon une configuration sensiblement similaire à un anneau et au moins la partie d'inversion interne est configurée à des fins de flexion en réponse à des forces de vide internes associées audit contenant.

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