Apparatus 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 19, 1991
Grant Date -
N/A
app pub date -
Jul 21, 1988
filing date -
Jul 21, 1988
priority date (Note) -
Expired
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Abstract
An apparatus for making a hollow polyethylene terephthalate (PET) blow molded article with an integral external projection such as handle. The method includes blow molding the hollow article and then injection molding the integral projection. The apparatus includes a combination blow mold and injection mold, a mechanism for opening and closing the combination mold, a mechanism for inserting an unblown preform into the mold, a blow gas injection mechanism for blowing the preform, and an injection nozzle for injection molding the integral projection.
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