APPARATUS FOR BLOW MOLDING PLASTIC ARTICLES

摘要

An apparatus for blow molding articles by preinflating a tubular parison prior to final expansion within the blow mold. The apparatus includes a clamping assembly for sealing a leading end of the extruding parison, and a specially configured mandrel tip which is axially movable against a shoulder in the extrusion head to at least partially sever the parison situated therebetween after preinflation.