Bell-nozzle blow-molding or stretch-blow-molding plant for making thermoplastic containers and mold therefor
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United States of America Patent
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Jan 19, 2010
Grant Date -
Nov 1, 2007
app pub date -
Jun 9, 2005
filing date -
Jun 16, 2004
priority date (Note) -
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Abstract
A blow-molding or stretch-blow molding plant for making containers from thermoplastic polymer blanks, in particular PET, including a blowing bell-nozzle for blowing a pressurized fluid into a blank arranged in a cavity of a mold, the nozzle having one end adapted to be sealingly supported in front against a support plate provided in one surface of the mold capping the neck of the blank; the support plate is ring-shaped having an outline of similar shape as that of the outline of the end of the nozzle, the ring being engaged in a gutter which is hollowed out in the surface of the mold and which surrounds spaced apart the opening through which the neck of the blank passes.
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