Smooth capsule for double sealing (Machine-translation by Google Translate, not legally binding)

摘要

A double capsule for sealing, essentially characterized by being constituted by a cylindrical body in whose interior already arranged a concentric core, equipped with outer pressure rings coinciding one of them with the only one presenting the capsule, carrying this externally a flange for its easy extraction of the bottles to which it is destined. (Machine-translation by Google Translate, not legally binding)