Container cap of easy opening perfected. (Machine-translation by Google Translate, not legally binding)

摘要

Easy-open container lid of the type comprising a set of weakened lines delimiting a portion of removable sheet, said set of weakened lines or grooves comprising a main weakened line extending substantially around said portion of removable sheet having its distant extremities leaving between them a non-furrowed stretch as well as a weakened initiation line that encompasses, in a general way, such a distance as a bridge and that has its extremities slightly spaced from said ends of main weakened line and opening means to apply a force on said sheet set to verify an initial break along said weakened initiation line followed by a controlled break of the sheet potions that lie between the ends of the main weakened line and those of the weakened initiation line and, after that, along said weak line principal l with which, the uncontrolled of said sheet assembly is prevented, along said set of weakened lines due to the gaseous pressure on said sheet assembly by the dissipation of force caused by said gaseous pressure, when tearing the material not weakened behind the extremities of said weakened line of initiation. (Machine-translation by Google Translate, not legally binding)