Preform and container having thread groove

Details Preform and container having thread groove Preform and container having thread groove

B - Operations, Transporting

65

D

B65D 1/02 (2006.01) B65D 23/00 (2006.01) B65D 41/04 (2006.01)

Patent

CA 2640457

A finish for a plastic container and a preform adapted to be molded into the plastic container. The finish and the preform include an upper portion having a mouth defining an opening into the container. At least one groove is defined around a radial sidewall of the upper portion. The groove slopes gradually downward along the radial sidewall to a terminal end.

L'invention concerne un apprêt pour un contenant plastique et une préforme adaptée pour être moulée en le contenant plastique. L'apprêt et la préforme comprennent une partie supérieure ayant une embouchure définissant une ouverture dans le contenant. Au moins une rainure est définie autour d'une paroi latérale radiale de la partie supérieure. La rainure va en s'inclinant progressivement vers le bas le long de la paroi latérale radiale jusqu'à une extrémité terminale.

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