| 摘要 |
A better structure of bottom, which is to settle two sliding seats on the inner peripheral of the bottom, and since it is settled with an inclination angel, there is a sliding block roughly the same size as the sliding manager settled within such said sliding seat so that it could make movement up-and-down, and there penetrates a vein on both sides of the sliding seat wherein a vein is penetrating outside the bottom and another vein is penetrating outside the inner sides; when normal, said sliding block will seal the vein to avoid the water flowing through the vein; when the uses are walking, the sliding block settled inside the sliding seat of the bottom will slide ahead to open the vein so that the air will enters into the bottom through said vein and is transported inside the shoe such that the there will be full of fresh air to achieve the purpose of clean the bottom of the shoe the user wears.
|
