Methods for producing a composite packing and a composite packing produced according to said method
US6810640B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 12, 2002 |
| Grant date | Nov 2, 2004 |
| Priority date | — |
| Expiry date | Apr 12, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB31B50/8125
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Methods of producing a laminated package with an opening which is sealed by a tear-off strip or a pouring element as well as a corresponding laminated package are described. To be able to produce a laminated package with such a closure inexpensively, the following steps are provided in the methodpunching out an opening in a packaging material,coating the packaging material at least in the area of the opening,creating a package sheathing from the coated packaging material,conveying the package sheathing to a filling machine or to an equipment unit from the filling machine, andattaching a tear-open strip to the opening in the package sheathing in the filling machine or in the equipment unit upstream from the filling machine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.