| 摘要 |
<p>In one embodiment, the sole-and-heel structure includes an 'outer' member (30) having a sole portion (31) and a heel portion (32). A bulge (36) is molded into the heel portion (32) and a bulge (35) is molded into the sole portion (31) in the metatarsal region thereof. A thin sealing member (22, 75) is attached to the outer member (50) with adhesive (65) to hermitically seal the cavities (40, 50) defined by the two bulges (35, 36). A passageway (60) between the two cavities (40, 50) enables air to move back and forth during movement of a person wearing shoes incorporating such sole-and-heel structure.</p> |
