Athletic shoe with energy storing spring

Details Athletic shoe with energy storing spring Athletic shoe with energy storing spring

A - Human Necessities

43

B

36/6, 36/77

A43B 21/30 (2006.01) A43B 13/18 (2006.01)

Patent

CA 1338231

An athletic shoe includes a spring in the midsole of the shoe. The spring is generally oval-shaped and includes convex top and bottom walls and a laterally extending opening. The spring is molded from high tensile material such as graphite fibers and resin, kevlar fibers and resin, glass fibers and resin, or ceramic materials.

610025

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