Method for making a hollow polyethylene terephthalate blow molded article with an integral external projection such as a handle
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United States of America Patent
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Feb 12, 1991
Issued Date -
N/A
app pub date -
Apr 20, 1990
filing date -
Jul 21, 1988
priority date (Note) -
Expired
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Abstract
A method and apparatus for making a hollow blow molded article with an integral external projection such as a handle thereon. The method includes blow molding the hollow article and then injection molding the integral projection thereon. The apparatus includes a combination mold having separate and independent blow mold and injection mold cavities which communicate at an interface therebetween. In a preferred embodiment, the blow molded article with integral handle is polyethlene terephthalate (PET).
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