Threaded closure for tube opening
US6726060B1 · kind B1 · utility
5Cited by
6References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2003 |
| Grant date | Apr 27, 2004 |
| Priority date | — |
| Expiry date | Feb 28, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2251/0093
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A tube having a needle piercing membrane closing the threaded opening of a tube neck is provided with a screw-on nozzle defining cap having an internal stopper projecting into the mouth opening to the throat, the stopper sealingly engaging the perforated mouth opening and terminating adjacent the membrane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.