Patent ID: 7866497

Claim:
A bottle security device comprising: a housing; an interior chamber formed in the housing; a cap rotatable relative to the housing about a vertical axis; a portion of the cap in the interior chamber; a cavity formed in the cap adapted to receive therein a portion of a bottle neck; at least one securing member in the interior chamber; a first cam surface which spirals radially outwardly relative to the axis; a second cam surface; a sliding engagement between the first and second cam surfaces during rotation of the cap relative to the housing; a secured position of the at least one securing member adapted to engage the bottle neck; an unsecured position of the at least one securing member adapted to be disengaged from the bottle neck; and wherein the at least one securing member is movable in response to the sliding engagement from one of the secured and unsecured positions to the other of the secured and unsecured positions; and a lock adapted to lock the at least one securing member into the secured position so that the bottle security device cannot be removed from the bottle neck, and wherein the lock is adapted to be unlocked with a key so that the at least one security member can be moved to the unsecured position.