Utilizing multi cavity mold in extrusion blow molding process

Details Utilizing multi cavity mold in extrusion blow molding process Utilizing multi cavity mold in extrusion blow molding process

1993-06-18

1995-07-18

Fiorilla, Christopher A.

Plastic and nonmetallic article shaping or treating: processes

Direct application of fluid pressure differential to...

Including application of internal fluid pressure to hollow...

B29C 3902

Patent

active

054339162

ABSTRACT:
A method for blow molding first and second articles, each having a different shape, includes the step of changing the positioning between an extruder head and a mold set after forming the first article from a first parison. The mold set has first and second mold halves which define first and second cavities having different shapes. The step of changing the positioning between an extruder head and a mold set may include changing the position of the mold set or changing the position of the extruder head.

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