Patent ID: 6168036
Filing Date: 2001-01-02
Classification: B65D,Y02W

Abstract:
A stopper for a bottle, comprising: expandable means for engagement in the neck of a bottle; a device receivable in the expandable means; and a link movably linking the device to the expandable means from a first mode to a second mode and vice-versa; wherein the expandable means is a cylinder defining a large recess which is tapered, and further defining a small bore below the large recess and in communication therewith; wherein the device is a plug comprising a head, a tapered neck integrally extending downward from the head, a top cavity defined in the head and a tapered cavity defined in the tapered neck and in communication with the top cavity, whereby the tapered neck is received in the large recess of the cylinder to press thereagainst when the stopper is in an expanded mode; and wherein the first mode of the stopper occurs when the stopper is contracted and wherein the second mode of the stopper occurs when the stopper is expanded.