Child-safe closure device with a deformation engagement skirt
US8302792B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 4, 2008 |
| Grant date | Nov 6, 2012 |
| Priority date | — |
| Expiry date | Nov 27, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D51/30
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The invention is a child-safe closure device for a container (1) including i) a stopper having a base and a cylindrical side wall, the inside face of which has a screwthread and a first series of teeth (13), and ii) a collar (16) connected to the side wall and equipped with a second series of teeth (17), these two series of teeth engaged with corresponding series of teeth (4,7) positioned on a base of the neck (2) of the container (1), wherein a) the cylindrical side wall is made of a rigid zone (10), and a skirt (11), or a flexible and deformable zone, and b) the collar (16) is attached to the skirt (11) by frangible bridges (22), such that deformation of the skirt (11) does not result in deformation of the collar (16).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.