Sealable element for sealing a rim of receptacles
US9637288B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 17, 2012 |
| Grant date | May 2, 2017 |
| Priority date | — |
| Expiry date | Dec 17, 2032 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2577/2058
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a sealable element (1) for sealing the rim (21) of receptacles (20), the element (1) comprising at least a backing layer (2) made from a deformable material, and a sealable membrane (3) detachably connected to the backing layer (2), wherein the membrane (3) comprises an additional or integral opening means (4), wherein at least the membrane (3) has a contour with a radius varying between a lower radius value (L) and an upper radius value (U), wherein the ratio between the lower radius value (L) and the upper radius value (U) is defined by the equation 0.9≦L/u≦0.99, preferably 0.95≦L/u≦0.97. The invention further relates to a cap (10) comprising said sealable element (1) and to a receptacle (20) comprising said cap (10) being removably attached onto an opening (O).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.