Patent ID: 7610694

Claim:
Shoe with developed ventilation, comprising an outersole ( 2 ) to which an upper ( 1 ) and a heel rear portion ( 12 , 42 ) are joined, the shoe further comprising at least an oversole ( 19 ) apt to be pressed by a foot, characterized in that said oversole ( 19 ) is porous foamed cushion with interconnected chambers or bubbles, said oversole ( 19 ) being provided under the foot sole with hollows ( 6 , 8 ) connected by channels ( 7 ) and with at least one hole ( 17 ) insiad heel rear portion ( 12 ); a foamed protrusion bellow ( 11 ) is further provided at the rear portion of the shoe, said bellow defining an empty cavity ( 9 ) working as a pump and connected with said hollows ( 6 , 9 ) by at least one channel ( 20 ), an inner or safe socks lining ( 10 ) is provided inside the shoe on an outer side of said bellow ( 11 ) and said inner lining ( 10 ) has an opening ( 21 ) in a middle and two side blades ( 18 ).