An article of footwear includes an upper and a sole assembly secured to the upper and including a support assembly. The support assembly includes a plate positioned beneath the upper and a plurality of transversely extending elliptical tubular members positioned beneath the plate. At least one of the...http://www.google.fr/patents/US7748142?utm_source=gb-gplus-shareBrevet US7748142 - Article of footwear for long jumping
