CAN CLOSURE PROVIDED WITH OPENING TAB

摘要

Can closure of plastic having a fastening flange around its periphery. A groove (5) is positioned inside the flange and inside the groove is a central portion (7) bowed inwardly in relation to the can. The groove (5) is interrupted by an up-bent elevation (9) extending substantially flush with the upper edge of the flange up to the central portion. An opening tab (11) extends along the elevation from adjacent the flange to near the centre of said central portion (7).