Patent ID: 6561787
Filing Date: 2003-05-13
Classification: A23K,B27N,B29C,B65D,C08L,Y02P,Y02W

Abstract:
Molding apparatus, comprising:a female mold section including a base and a generally annular sidewall assembly coupled with and extending from the base, said sidewall assembly having substantially concentric, generally annular inner and outer sidewalls defining therebetween a space for receiving a molding material; a male mold section including a generally annular sidewall unit presenting a leading margin, and a mold section support assembly that supports the male mold section in general concentric alignment with the female mold section and including a drive operable to selectively move at least one of the male and female mold sections so that at least a portion of said sidewall unit telescopes into said sidewall assembly to reach a molding position at least partially within said space between said inner and outer sidewalls, respective portions of said sidewall unit and at least one of the said inner and outer sidewalls cooperatively compressing said molding material during said mold section movement in order that the molding material assumes a desired shape.