| 摘要 |
A pneumatic inflating device disposed within the sole of a shoe includes a plurality of pairs of oppositely disposed hollow chambers within the sole of the shoe, a plurality of inflatable air cells, each air cell disposed within one of said hollow chambers, a pump assembly attached to the shoe, a plurality of tubes connecting the air cells to the pump assembly, means for restricting air flow out of the air cells, and means for releasing air from the pneumatic inflating device. The means for restricting air flow out of the air cells includes a nipple disposed at the end of each branch of the tubes. The means for releasing air from the pneumatic inflating device includes a release valve. The pneumatic inflating device can further include means for locking the pump assembly in a closed position.
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