Shirred packaging tube
AssigneeHoechst Aktiengesellschaft
InventorsRainer Neeff, Richard Lenhart, Helmut Sattler
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Abstract
An article is disclosed comprising a cylindrical hollow rod, composed of a shirred packaging tube, with an internal bore having a circular cross-section and ending in cavity openings at the two end faces of the hollow rod, in combination with a sheathing which surrounds the hollow rod, leaving the cavity openings free, and an annular body at one of the two cavity openings. The annular body comprises an annular disk, whose inner side face bears directly against the adjoining end face of the hollow rod. The outer side face of the disk is at least partially surrounded by the sheathing. The internal bore of the disk remains free of the sheathing and contains elements for fixing the disk to a cylindrical filler horn.
Claims12
An article comprising a cylindrical hollow rod which comprises a shirred packaging tube with an internal bore having a circular cross-section and ending in a cavity opening at each of the two end faces of said hollow rod, a shrink-fitted plastic film surrounding said hollow rod and leaving said cavity openings free, and an annular disk disposed at one of said cavity openings, wherein the inner side face of said disk bears directly against the adjoining end face of said hollow rod, the outer side face of said disk is at least partially surrounded by said shrink-fitted plastic film and the internal bore of said disk remains free of said shrink-fitted plastic film and comprises a flexible element for fixing said disk to a cylindrical filler pipe, and wherein said disk precedes said shirred packaging tube when said article is mounted on said filler pipe.
Dependencies are inferred from the claim text.