Patent ID: 6557270
Filing Date: 2003-05-06
Classification: A43B,A43C

Abstract:
A sole structure of an athletic shoe comprising:a midsole formed of a soft elastic material and disposed at least at a heel region of said shoe, said midsole having a midsole heel portion with an upper surface and a lower side surface, said midsole heel portion including a corrugated wavy plate portion at least either at a medial side or at a lateral side of said midsole heel portion with wavy corrugations on said upper surface and wavy corrugations on said lower surface respectively in phase with one another; and an outsole comprising an outsole plate member that is disposed under said lower surface of said midsole and formed of a material with a hardness greater than said soft elastic material of said midsole, said outsole having an outsole heel portion and an outsole forefoot portion extending from said outsole heel portion, said outsole heel portion comprising a corrugated wavy plate portion with wavy corrugation that are in phase with said wavy corrugations on said lower surface of said midsole heel portion, said outsole forefoot portion extending from said heel region to a forefoot region of said shoe.