Composite closure cap
US6913160B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 11, 2000 |
| Grant date | Jul 5, 2005 |
| Priority date | — |
| Expiry date | May 24, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D41/0492
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The invention concerns a cap (1) comprising as assembly consisting of: a) a plastic insert (2) comprising a head (3) with closure means (31, 32) and a threaded skirt (4), and b) a metal wall. The invention is characterised in that: 1) said metal wall (5) covers all or part of the outer surface of said insert (2) and includes at least a metal skirt (51) for receiving said skirt (4) of said insert (2); said metal skirt (51) includes an edge (510) crimped to said insert (2) so as to assemble together said metal wall (5) and said insert (2); 3) said cap comprises means designed to provide weight and/or volume to the part of said cap located above said sealing closure means (31, 32).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.