Packaging

Details Packaging Packaging

1990-01-19

1991-10-15

Elkins, Gary E.

Envelopes, wrappers, and paperboard boxes

Paperboard box

Elevated bottom wall included in a one-piece box construction

229137, 229184, B65D 542

Patent

active

050567071

ABSTRACT:
An end press for bearing against a bottom end closure of a carton sleeve received upon a mandrel has recesses formed therein at locations corresponding to corner zones of the end closure, whereby those corner zones protrude outwards, relative to respective adjacent zones of the end closure, in an outward longitudinal direction of the carton sleeve.

REFERENCES:
patent: 2070747 (1937-02-01), Orstrom
patent: 2232088 (1941-02-01), Waters
patent: 3586232 (1971-06-01), Scully
patent: 3971300 (1976-07-01), Bachner
patent: 4667873 (1987-05-01), Yasui et al.
patent: 4785993 (1988-11-01), Lisiecki

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