Manufacturing container or tube from paper; or other manufacturi – Container making – Rigid container
Patent
1998-03-18
2000-02-22
Scherbel, David A.
Manufacturing container or tube from paper; or other manufacturi
Container making
Rigid container
493339, 220 421, 531382, B65D 8534
Patent
active
060274379
ABSTRACT:
A method of producing a package, particularly for packaging products, the method including the steps of feeding a sheet material to a forming die; deforming and cutting the sheet material to obtain a hollow semifinished body of revolution having at least one inlet opening; forming, on an edge of the semifinished body, two localized bends on opposite sides of the opening and aligned with each other along an axis; permanently deforming the semifinished body by rotating two portions of the semifinished body, located on opposite sides of the axis, about the axis to form an elongated body in a stable, at least partly-open condition, and which may be brought manually into an unstable closed condition in which it is maintained by a releasable retaining device.
REFERENCES:
English abstract of FR 1,582,604 of Oct. 1969.
Rispoli Giuseppe
Vercelli Luigino
Ojini Anthony
Paros S. R. L.
Scherbel David A.
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