Patent ID: 8205355
Filing Date: 2012-06-26
Classification: A43B

Abstract:
1. A sole structure for a shoe comprising: a wavy corrugated plate that is disposed at least at a heel region of said sole structure and that includes corrugations extending outwardly from a heel central portion through a heel circumferential portion of said sole structure along a heel circumferential edge of said heel region; and a plurality of pillar members that are formed of elastic material and that are disposed at said heel circumferential portion below said wavy corrugated plate, wherein each of said pillar members has a top surface, each top surface comprises an inclined surface that slopes downwardly as said inclined surface respectively progresses outwardly away from said heel central portion toward said heel circumferential edge of said sole structure; wherein a respective amplitude, in a vertical height direction, of a respective one of said corrugations increases as said respective corrugation progresses outwardly toward said heel circumferential edge from said heel central portion; wherein said wavy corrugated plate further includes a non-corrugated flat plate portion at said heel central portion, said corrugations adjoin said flat plate portion at which said respective amplitude is zero, and said corrugations include upwardly convex corrugations protruding upwardly beyond a plane of said flat plate portion and downwardly convex corrugations protruding downwardly beyond a plane of said flat plate portion.