Package, method for the manufacture thereof and coupling therefor
US6227410A · kind A · utility
7Cited by
23References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 21, 2000 |
| Grant date | May 8, 2001 |
| Priority date | — |
| Expiry date | Apr 21, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D75/48
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a package having a flexible wall and containing liquid products. The invention also relates to a method for manufacturing the package and a coupling therefor. A perforation mechanism (6) for making a hole in the flexible wall (3) is provided not to make a hole in the wall when an inner and an outer coupling device (4, 5) are interconnected but make a hole (7) in the flexible wall (3) after the interconnection of the inner and outer coupling devices (4, 5).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.