Patent ID: 7980008
Filing Date: 2011-07-19
Classification: A43B

Abstract:
1. Footwear for three-beat rhythm walking comprising an outsole comprising a rearwardly positioned first landing part, a generally centrally positioned second landing part located forwardly of the first landing part, and a forwardly positioned third landing part for landing a forward portion of a user's foot, wherein the first landing part comprising: a landing guide groove curved inwardly from a junction of the first landing part and the second landing part in such a way as to extend widthwise such that a user's heel lands on a ground surface first when walking; a rolling landing surface connected to the landing guide groove to form a continuous curve, thus guiding landing and rolling of a user's heel; and an air cushion which absorbs shock applied to a heel as the heel lands and rolls; said footwear further comprising an insole disposed on an upper surface of the outsole, the insole comprising a plurality of vertical air holes extending through the insole and in communication with each other; a mounting cavity in communication with the vertical air holes and defined in a lower surface of the insole proximate said first landing part of said outsole; and a shock absorbing unit disposed in the mounting cavity to elastically absorb shocks applied to the heel and to supply air to the vertical air holes, the shock absorbing unit comprising: wherein the casing comprises a main body and a cover which is coupled to the main body via a folding coupling piece, the air supply hole formed in the folding coupling piece.