Device for tightly stopping a bottle
OwnerRene E. L. Barreinventor
Life of this patent
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Abstract
This invention concerns an improved device for tightly stopping a bottle which comprises a stopper whose body is provided with at least one neck receiving a flexible airtight or watertight sealing ring, this neck having at least one toothed surface and at least one smooth surface, the smooth surface being formed at the bottom of an annular groove bounded by edges of its sides.
Claims3
An improved stopping device for tightly stopping a bottle comprising a stopper having a body portion provided with at least one neck receiving a flexible fluid-tight sealing ring, the neck having at least one toothed surface and at least one smooth surface, the stopping device being designed and arranged such that the smooth surface is formed at the bottom of an annular groove bounded by two edges, one edge on each side of said annular groove, one of the sides of said groove being constituted by the edge of a rib formed in the bottom of the neck and the depth of said groove corresponding to the depth of the base of said toothed surface.
Dependencies are inferred from the claim text.