Back to results
US 2023/0339657 A1Published application
Tube and method for closing a tube
AssigneeIWK Verpackungstechnik GmbH
InventorsMatthias KIRSTEN, Dirk MATTHAEUS
Life of this patent
Estimating the term…
Abstract
A tube, including a tube body, which has a tube shoulder on a first axial end and is closed on an opposite second axial end, in that opposite sections of a tube wall of the tube body are welded to each other in a closure region. The closure region is folded over on a first fold edge in such a way that it is divided into an unfolded base section connected to the tube body and a foldover section. The foldover section is glued to the unfolded base section of the closure region.
Claims9
A tube comprising:
- a tube body that has a tube shoulder on a first axial end and is closed on an opposite second axial end;
- a tube wall, wherein opposite sections of the tube wall of the tube body are welded to each other in a closure region,
- wherein the closure region is folded over on a first fold edge such that the closure region is divided into an unfolded base section connected to the tube body and a foldover section, and
- wherein the foldover section is glued only to the unfolded base section of the closure region.
1 more element
A method for closing a tube, the method comprising:
- providing a tube body having a tube wall;
- welding opposite sections of the tube wall of the tube body to each other in a closure region;
- folding over the closure region after welding on a first fold edge such that the closure region is divided into an unfolded base section connected to the tube body and a foldover section;
- and
- gluing the foldover section to the unfolded base section of the closure region.
2 more elements
Dependencies are inferred from the claim text.