Patent ID: 7604769
Filing Date: 2009-10-20
Classification: B29B,B29C,B29K,B29L,Y10S,Y10T

Abstract:
1. A method of making a plastic container having a body and a finish with at least one external thread, which comprises the steps of: (a) pressure molding a plastic preform having a body and a finish with at least one external thread, (b) blow molding the body of said preform to form the body of the container, and (c) expanding said pressure molded preform finish radially outwardly to form a container finish having at least one pressure molded external thread, wherein said step (c) is carried out, at least in part, subsequent to said step (b), and said step (c) is such that, following said step (c), the expanded finish is a wide-mouth finish having a diameter of greater than 50 mm.