Blow molding device
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United States of America Patent
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Jun 19, 2012
Grant Date -
Apr 15, 2010
app pub date -
Sep 24, 2009
filing date -
Sep 26, 2008
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A blow molding device capable of securely closing a lower end of a parison to prevent the parison from being crushed. The blow molding device includes a blow mold and a parison holding unit. The parison holding unit includes an inner holding plate adapted to be inserted in an interior of the lower end of the parison, and an outer holding plate adapted to hold an outer surface of the lower end of the parison, and the outer holding plate has a recess conforming to a configuration of the inner holding plate and is split into a plurality of holding plate members such that each of the split holding plate members is capable of sliding to hold the lower end of the parison.
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