Bag comprising a closure device fixed to extension webs
US10124932B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 4, 2015 |
| Grant date | Nov 13, 2018 |
| Priority date | — |
| Expiry date | Sep 4, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2215/06
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The invention relates to a bag (1) comprising: —two walls (10, 20), —two support webs (12, 22), each comprising at least one complementary section (3), an upper edge (12a, 22a), —two extension webs (14, 24), each comprising an upper part (14a, 24a) fixed to a respective wall (10, 20) of the bag (1) close to the mouth (5), and a lower part (14b, 24b) that is movable with respect to said wall (10, 20), the support webs (12, 22) being fixed to a respective wall (10, 20) by way of a respective extension web (14, 24) away from their upper edge (12a, 22a), such that the traction on the walls (10, 20) of the bag (1) when the complementary sections (3) are in contact causes the support webs (12, 22) to rotate about said complementary sections (3).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.