Waterproof shoe
AssigneeW. L. Gore & Associates, Inc.
InventorGunter Notzold
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Abstract
The invention is a waterproof shoe which is characterized in that the lower edge of the upper material and the lower edge of the functional material layer are cut to different lengths so that one of the two edges projects over the other edge, and characterized in that at least the area of the insole adjacent to the seam consists of a material which is permeable to the plastic material used for the outsole in its liquid injection state, and the lower edge of the functional material layer is embedded into the plastic material used for the outsole.
Claims7
A waterproof shoe comprising a water permeable and water vapor permeable upper material having an inside and a lower edge, an insole sewn to the upper material thus providing a seam and a functional material layer having a lower edge, the functional material layer being arranged on the inside of the upper material and which comprises a waterproof, water vapor permeable layer wherein the insole, the lower edge of the upper material facing the insole, and the lower edge of the functional material layer facing the insole are located on the inside of an injection molded plastic outsole, wherein the lower edge of the upper material and the lower edge of the functional material layer are cut to unequal lengths such that one of these two edges projects over the other edge without any participation of the lower edge of the functional material layer in the seam;
- and wherein the insole, at least in its area adjacent to the seam, comprises a material which is permeable to the outsole plastic in its liquid state during the injection process of the outsole, and wherein the lower edge of the functional material layer is embedded in the outsole plastic.
Dependencies are inferred from the claim text.