Winter weather footwear article
First Claim
1. A winter weather footwear article comprising a single sole piece, an over-sized insole and means for removably securing and, optionally, adjustable tightening said article to the wearer, wherein said single sole piece consists of a layer of synthetic felt material woven by a needle punch technique, which is porous, breathable and pliable, and wherein said single sole piece covers the entire bottom surface of said footwear article and wherein said over-sized insole comprises at least one layer of closed-cell foam material which has an indented portion on the top of the insole roughly in the shape of the bottom of the shoe or boot over which the footwear article is worn, which has a flat heel, and which significantly extends outside the indented area on the sides, heel and toe such that the surface area of the bottom of the insole, which is flat, is significantly greater than the surface area of the indented portion;
- wherein said insole is placed inside, and optionally attached to, the inner surface of the sole piece in a manner such that the sole piece layer covers the entire bottom of the insole and, also, wraps around the side of the insole at the sides, heel and toe such that the sole piece takes on a concave shape and the surface area of the sole piece which contacts the surface when worn is significantly greater than the surface area of said indented portion.
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Accused Products
Abstract
A footwear article for winter weather conditions, worn as a boot, overboot or overshoe, having a flat, unitary sole piece constructed of Papermaker'"'"'s Wet Felt which provides good traction over ice and snow surfaces. The footwear article may also have an insole having layers of closed-cell foam insulation and which is oversized compared to the foot of the wearer. The article may further have an upper. The sole piece, upper and other external surfaces are of breathable, light-weight materials.
118 Citations
18 Claims
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1. A winter weather footwear article comprising a single sole piece, an over-sized insole and means for removably securing and, optionally, adjustable tightening said article to the wearer, wherein said single sole piece consists of a layer of synthetic felt material woven by a needle punch technique, which is porous, breathable and pliable, and wherein said single sole piece covers the entire bottom surface of said footwear article and wherein said over-sized insole comprises at least one layer of closed-cell foam material which has an indented portion on the top of the insole roughly in the shape of the bottom of the shoe or boot over which the footwear article is worn, which has a flat heel, and which significantly extends outside the indented area on the sides, heel and toe such that the surface area of the bottom of the insole, which is flat, is significantly greater than the surface area of the indented portion;
- wherein said insole is placed inside, and optionally attached to, the inner surface of the sole piece in a manner such that the sole piece layer covers the entire bottom of the insole and, also, wraps around the side of the insole at the sides, heel and toe such that the sole piece takes on a concave shape and the surface area of the sole piece which contacts the surface when worn is significantly greater than the surface area of said indented portion.
- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
Specification