Package having a flexible wall and containing a liquid
US6098845A · kind A · utility
16Cited by
19References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 25, 1998 |
| Grant date | Aug 8, 2000 |
| Priority date | — |
| Expiry date | Sep 25, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D75/48
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A package has a flexible wall and contains liquid products. A perforator (6) for making a hole in the flexible wall (3) is provided and does not make a hole in said wall when an inner and an outer coupling device (4, 5) are interconnected but makes 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.