Resealable can lids for metal beverage cans

Abstract

The object of the invention is a can lid comprising a base (1) having a weakened contour (10) defining a tear portion, wherein the base (1) comprises a flange (7), with a rivet structure (2) being arranged at the centre of the base (1), and with an opening tab (3) being attached to the rivet structure (2). The can lid according to the invention is characterised in that a bottom rotatable lid (4) and a top rotatable lid (5) are secured to the rivet structure (2), where an external curved guide rim of the bottom rotatable lid (4) is fitted slidably in a circumferential bottom groove (8) of the flange (7) of the base (1), and where an external curved guide rim of the top rotatable lid (5) is fitted slidably in a circumferential top groove (9) of the flange (7) of the base (1), with the bottom rotatable lid (4) and the top rotatable lid (5) being adapted to be rotated about the rivet structure independent of each other, and in that the bottom rotatable lid (4) comprises a protrusion (12) disposed in a direction opposite its side facing the base, with the top rotatable lid (5) comprising another protrusion (13) at its side facing the base, where the protrusion (12) of the bottom rotatable lid (4) and the protrusion (13) of the top rotatable lid (5) fitting tightly against each other when the rotatable lids (12, 13) are in an identical position.

Dependencies are inferred from the claim text.