Cushioning device for footwear, has chamber of variable volume provided with elastic components for generating cushioning effect and for absorbing load applied by user, and provided with orifices or tubes for generating blowing effect

摘要

The device includes a framework comprising of two sections, a cup section with adjustable opening, and a chamber with variable volume. Elastic components are arranged in the chamber for generating cushioning effect and for absorbing the load applied by the user. The chamber is linked with the rest of the foot through orifices or tubes which are also used to generate blowing effect created by alternative deformations of the chamber.