Blow molding apparatus
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United States of America Patent
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Feb 21, 2006
Grant Date -
Jan 23, 2003
app pub date -
Aug 14, 2002
filing date -
Feb 14, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An apparatus for blow-molding a parison, the apparatus comprising a mold defining a cavity into which a parison may be introduced for blow-molding, a die for extruding the parison into said cavity, and means for blowing a gas around the outside of the parison in said cavity, the means for blowing a gas around the parison comprising (a) a distributor located at the entrance of the mold cavity for emitting gas around the circumference of the parison and (b) means for injecting gas directly into said distributor, wherein during use the die is separated from the distributor by unenclosed space.
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