Stopping device and container comprising such a device

A stopping device for a container, said stopping device comprising a circular stopper provided to close a neck of a container as well as a cap made from a synthetic material able to cover both the neck and the stopper placed in that neck, said cap comprising a ring and being capable of surrounding the stopper and the neck in the mounted configuration and being provided with means for locking on the neck, as well as with a cover, whereas the ring and the cover are made as a single component and connected by breakable bridges distributed over a circumference of the ring, wherein:

• the ring has a minimum inner diameter strictly larger than the maximum diameter of the stopper,
• the circumference of the ring on which the breakable bridges are distributed has an inner diameter strictly larger than the maximum diameter of the stopper,
• the means for locking the ring comprise:
• first locking tabs formed on the inside of the ring across from windows that are radially open to the outside of the ring,
• second locking tabs formed on the inside of the ring across from a closed part of the ring, and
• each second locking tab is formed, on the circumference of the ring, between two first locking tabs, facing a strip of material separating the windows which are facing the first locking tabs.