Controlled base flash forming a standing ring

摘要

A mold for forming a plastic container having an integrally formed standing ring. The mold includes a first mold portion and a second mold portion. The second mold portion is movable relative to the first mold portion. The first mold portion and the second mold portion together define at least in part a mold cavity for molding a plastic container. The first mold portion and the second mold portion together define a standing ring slot for forming a standing ring on a base portion of the plastic container. The standing ring slot is defined at an interface between the first mold portion and the second mold portion.

主权项

1. A mold for forming a plastic container having an integrally formed standing ring, said mold comprising:
a first mold portion; a second mold portion movable relative to said first mold portion, said first mold portion and said second mold portion together defining at least in part a mold cavity for molding a plastic container; and a vent slot extending through said second mold portion, said vent slot being in fluid communication with said mold cavity when said second mold portion is in a first position relative to said first mold portion, said vent slot being fluidly separated from said mold cavity when said second mold portion is in a second position relative to said first mold portion; wherein said first mold portion and said second mold portion together define a standing ring slot for forming a standing ring on a base portion of the plastic container, said standing ring slot being defined at an interface between said first mold portion and said second mold portion.