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US 6,083,449 AGranted
Process for producing a container
AssigneeThe Elizabeth and Sandor Valyi Foundation, Inc.
InventorHerbert Rees
Life of this patent
Estimating the term…
Abstract
A compression mold and blow mold are provided in spaced relationship to each other. A preform is formed from a preform precursor in the compression mold and transferred to a blow mold while maintaining the spaced relationship between the compression mold and blow mold, and a container is formed from the preform in the blow mold.
Claims12
Process for producing a container, which comprises:
- providing a preformed precursor which is a partly formed preform with a cavity therein;
- supporting a compression mold and blow mold in spaced relationship to each other;
- providing heating and supply means for said preformed precursor spaced from said compression mold;
- heating said precursor to a heated temperature and maintaining said heated temperature of said precursor with said heating means;
- moving said heated precursor to said compression mold with said supply means, wherein said compression mold has a shape so that said precursor fits within said compression mold;
- placing said heated precursor in said compression mold and forming said precursor into a preform in said compression mold, said preform having the shape of said compression mold;
- moving said preform from said compression mold to said blow mold while maintaining the spaced relationship between said compression mold and blow mold;
- and blow molding said preform into a container in said blow mold.
5 more elements
Dependencies are inferred from the claim text.