Patent ID: 8336725

Claim:
A one-piece sealing device configured for use with a container end operable between a closed position and an open position, the sealing device comprising: an upper part, a middle part coupled to the upper part by a first hinged, and a base part coupled to the middle part by a second hinge, the upper part further including a lever configured for levering the sealing device from the closed position to the open position, the sealing device configured to be recloseable by levering the sealing device from the open position to the closed position; wherein the lever includes a beak that extends from the upper part and radially beyond the first hinge when the clouser is in the closed position, and the base part includes a complementary pocket and fulcrum that extends partially across the base part such that the pocket is defined underneath the fulcrum, and the fulcrum and part are configured to releasably receive and hold the beak in the pocket beneath the fulcrum.