| 摘要 |
<p>A midsole, partial midsole, or the like (10), for inclusion in an article of footwear having a flexible, air-permeable top sole, characterized by at least one plug (11) in the heel region having a thickness (height) sufficient to permit significant compression deformationm along its thickness dimension accompanied by simultaneous significant bulging deformation in its circumscribing surface perpendicular to the thickness dimension; the deformations occuring solely due to normal walking activity by any wearer of the footwear; and the deformations thereby providing simultaneously for shock-absorption and ventilation during said normal walking activity.</p> |
