Molded closure and apparatus for making same

Details Molded closure and apparatus for making same Molded closure and apparatus for making same

2007-04-03

2007-04-03

Ngo, Lien M. (Department: 3754)

Bottles and jars

Closures

Cap type

C222S153100

Reexamination Certificate

active

10608279

ABSTRACT:
A molded closure having an auxiliary thread for removal of an incomplete closure from a molding cavity, the molded closure including a helical auxiliary thread projecting inwardly from a cylindrical wall portion of the closure to provide engagement between the closure and the molding core, so that the closure may be threadably removed from the molding cavity by threadably disengaging the molding core from the molding cavity after an incomplete run of the fabrication process. A molding assembly with which the auxiliary thread may be formed in a molded closure is also provided.

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