Top load seal protection feature
US6695160B1 · kind B1 · utility
8Cited by
28References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 2001 |
| Grant date | Feb 24, 2004 |
| Priority date | — |
| Expiry date | Sep 6, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D1/0215
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A container finish comprising a helical load carrying member which transmits downward force from the top wall of a closure to the threads of a container to prevent seal failure under stacking load conditions. The helical load carrying member is preferably located on a container neck, parallel to a primary thread. In the alternative the helical load carrying member may be located on a closure finish.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.