Patent ID: 7316081
Filing Date: 2008-01-08
Classification: A43B

Abstract:
1. An air circulating shoe pad for being positioned inside a shoe, comprising: a plurality of air pumping elements for cooling an interior of said shoe, wherein said pumping elements include forward pumping elements arranged to pump air in a forward direction, and rearward pumping elements arranged to pump air in a backward direction, said forward pumping elements and said rearward pumping elements cooperate to provide bi-directional air circulation; wherein said pumping elements are defined by an upper sheet attached to a lower sheet, said lower sheet includes a plurality of channels and a plurality of cavities along each of said channels, and said upper sheet includes a plurality of convex blisters and one way valves adjacent respective blisters, wherein a plurality of pumps along each of said channels are defined by said cavities being covered by said blisters and said valves being positioned in said cavities.