Importance

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Abstract

The one-way valve for discharging a liquid out of a container, comprising an outer cap which is fastened to the container neck and comprises an exit channel for the liquid is characterized in that a valve body of elastic material is arranged between the container and the outer cap, that the valve body extends over the opening of the container neck and comprises a projection which projects into the exit channel of the outer cap and is arranged therein to be movable back and forth, that a space remains between the inner wall of the exit channel and the outer circumference of the projection, and that at least one cut severs the wall of the valve body, through which cut liquid passes into the space of the exit channel upon exertion of pressure on the container.

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First Claim