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US 5,689,903 AGranted
Protective waterproof shoe
OwnerJohann Aumanninventor
Life of this patent
Estimating the term…
Abstract
Footwear includes a shaft and a laminate which lines the shaft. The laminate has a waterproof, water vapor permeable functional layer, a rigid protective cap is between the shaft and the laminate. In the toe area, the laminate is designed as a bootie. An insole which serves as a mechanical protection between the laminate and the protective cap is located between the outsole side of the bootie and an outsole side edge of the protective cap.
Claims4
Footwear with:
- (a) a shaft;
- (b) a laminate lining the shaft, having a waterproof and water vapor permeable functional layer;
- (c) an insole connected to the laminate;
- (d) a waterproof plastic outsole injection molded to the lower part of the shaft;
- (e) wherein the shaft material itself ends at a certain distance from the outsole side end of the laminate in the middle foot area and heel area;
- and
- (f) wherein the outsole side end of the shaft material itself is connected to the insole and the outsole-side end of the laminate in a middle foot area and heel area of the footwear through a connection material formed by a porous connection material which can be penetrated by the outsole material when the latter is in the liquid state during the injection molding process;
- characterized by
- (g) a rigid protective cap which is arranged in a toe area of the footwear between the shaft and the laminate and whose underside facing the outsole goes under the insole over a predetermined width;
- (h) a bootie consisting of a laminate which is arranged in the toe area on the side of the insole facing the foot where it lines the inside of the footwear;
- and
- (I) wherein the shaft material is connected to the insole circumference in the toe area on the side of the insole facing the outsole by a glued connection.
9 more elements
Dependencies are inferred from the claim text.