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US 2003/0115776 A1Published application
Climbing shoe with multiple hardness rubber sole
OwnerYoung Chuinventor
Life of this patent
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Abstract
A climbing shoe includes an upper portion and an outer sole attached to the upper portion. The outer sole of the toe part has an edge area, a mid-area, and an interior area. The edge area will be made of rubber polymer with a hardness greater than the mid-area, and the mid-area will be made of rubber polymer with a hardness greater than the interior area. The edge area and mid-area will be substantially U-shaped along the toe part of the outer sole of the climbing shoes.
Claims14
A climbing shoe comprising:
- a) an upper portion;
- and
- b) an outer sole attached to the upper portion, the outer sole having an edge area, a mid-area and an interior area, wherein the outer sole having a thickness substantially uniform, and wherein the edge area has a harder rubber polymer than the mid-area and the mid-area has a harder rubber polymer than the interior area.
A climbing shoe comprising:
- a) an upper portion;
- and
- b) an outer sole attached to the upper portion, the outer sole having multiple hardness rubber, wherein the front portions, which are the edge area and mid-area, of the outer sole uses a harder rubber compound than the other portions of the outer sole, whereby the front portions can be used to provide stability to climbers on small footholds and the other portion can be used to provide stability on large footholds.
Dependencies are inferred from the claim text.