Patent ID: 9365326
Filing Date: 2016-06-14
CPC Classification: B65D

Claim Text:
1. A bag comprising first and second opposing walls including at least one film and a closing assembly, the closing assembly having first and second complementary elements supported by and unitary with respective webs, said first and second complementary elements and their respective webs being made of the same constitutive material, wherein at least one of said webs is connected to the at least one film at a local portion which is not superimposed with the first complementary element in order to allow articulation of said web with respect to the first wall, said articulated web protruding from the first wall at the local portion and forming a non-zero angle with said first wall at the local portion, such that the articulated web extends towards the second wall, wherein said articulated web extends beyond the first complementary element such that, upon mutual engagement of the first and second complementary elements, a free end of said articulated web associated with the first complementary element is in contact with and is forced against a support element extending from the second wall, wherein one of said free end and said support element comprises a roll edge and the other of said free end and said support element comprises a U-shaped groove, said U-shaped groove including a first rib and a second rib, said first rib and said second rib being parallel to the first complementary element or the second complementary element, wherein said roll edge and said U-shaped groove have complementary geometric shapes, and wherein the bag also includes a stress assembly between the first and second walls of the bag, on the side of the closing assembly opposite the free end of said articulated web, the stress assembly being adapted to maintain a minimal gap between the first and second opposing walls and apply a lever arm on the first and second opposing walls to force said articulated web against said support element.