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US 5,971,740 AGranted
Process and apparatus 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.
Claims9
Apparatus for producing a container from a preform which comprises:
- providing a preformed precursor which is a partly formed preform with a cavity therein;
- a compression mold and blow mold in spaced relationship to each other;
- heating and supply means for said preformed precursor spaced from said compression mold including means for providing and maintaining the desired temperature of said precursor;
- means for moving said precursor to said compression mold, wherein said compression mold has a shape so that said precursor fits within said compression mold;
- means for forming a preform from said heated preformed precursor in said compression mold;
- means for moving said preform from said compression mold to said blow mold while maintaining the spaced relationship between said compression mold and blow mold;
- and means for forming said preform into a container in said blow mold.
4 more elements
Dependencies are inferred from the claim text.