Method for the manufacture of bags, that includes cuts, and the corresponding bag
US7399262B2 · kind B2 · utility
0Cited by
7References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 26, 2006 |
| Grant date | Jul 15, 2008 |
| Priority date | — |
| Expiry date | Dec 6, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/533
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A method for the manufacture of packaging bags, which includes a step of forming at least one bag in a scrolling film, welding opening and closing zippers that include a series of operating sliders onto the scrolling film, and effecting at least one cut in the zippers, where the length of the cut is greater than the length of each slider.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.