Patent ID: 9015961
Filing Date: 2015-04-28
Classification: A43B,B29C,B29D

Abstract:
1. A shoe, comprising: an upper, an insole fixed to the upper, a ventilation system disposed under the insole, and an outsole including directly injectable expandable material and covering the ventilation system, the insole and a lower part of the upper, wherein said insole comprises a slot in a heel area and a plurality of holes in a plantar surface area, said ventilation system comprising: wherein the membrane has an upper surface including (i) fixed regions directly fixed to a lower surface of the insole and (ii) protruding regions to form at least one space between the upper surface of the membrane and the lower surface of the insole, wherein the outsole includes an outermost surface of the shoe and the outsole directly contacts the ventilation system, wherein said ventilation system further comprises a non-return valve disposed between said pump and said outlet conduit to allow air flow from said outlet conduit to said pump and not in opposite direction, and wherein said ventilation system further comprises a second non-return valve disposed between said pump and said connection conduit to allow air flow from said connection conduit to said pump and not in opposite direction.