Preform and closure for blow molded articles
AssigneeThe Elizabeth and Sander Valyi Foundation, Inc.
InventorEmery I. Valyi
Life of this patent
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Abstract
A preform, a process for forming the preform and a container formed from the preform are disclosed. The preform comprises a tubular body portion having an open end and a closed end. At a location near the open end, a flange extends outwardly from the tubular body portion. A closure retaining element is provided for engaging a closure. The closure retaining element is formed separately from the tubular body portion and includes a manner for attachment to the tubular body portion. The closure retaining element is attached to the tubular body portion adjacent the flange via the manner for attachment.
Claims14
A container formed from a preform, comprising:
- a blow molded container formed by blow molding a preform, said container including a cavity therein and having a base, an expanded body continuous with said base, and a neck with a circumference smaller than the circumference of said body and with a smooth external surface, said neck being continuous with said body and having an opening therein;
- a closure covering said opening;
- and a means for retaining said closure having a smooth internal surface and applied to said preform including an external closure engaging means for engaging said closure, said means for retaining a closure formed separately from said container and from said closure and preform;
- said container including a flange extending outstanding from said neck;
- and wherein said means for retaining a closure is positioned on said neck and is retained on said neck adjacent said neck opening in abutment with and below said flange.
Dependencies are inferred from the claim text.