Flat-sitting container bottom end closure and mechanism for form

Details Flat-sitting container bottom end closure and mechanism for form Flat-sitting container bottom end closure and mechanism for form

1996-10-01

1998-06-09

Hail, III, Joseph J.

Manufacturing container or tube from paper; or other manufacturi

Container making

Rigid container

493143, 493218, 493936, B31B 128

Patent

active

057625956

ABSTRACT:
A flat-sitting bottom end closure for liquid filled, thermoplastic-coated paperboard containers, and mechanism for forming same. The mechanism includes an indexible rotor having a plurality of mandrels on which tubular container blanks are mounted, wherein each mandrel has an end cap defining a configuration which, in conjunction with a complementary pressure pad, produces four flat corner portions or pedestals on the container bottom end closure when confined between the pressure pad and each end cap.

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