Pneumatic inflating device contained entirely within shoe sole
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United States of America Patent
Stats
-
Apr 27, 2004
Grant Date -
Mar 28, 2002
app pub date -
Oct 23, 2001
filing date -
Jun 3, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A pneumatic inflation device disposed within the sole of a shoe and comprising a pump which is entirely within the sole, a pump actuator which is entirely within the sole when not in use, and an inflatable bladder which is entirely within the sole and is operatively connected to the pump. Such a device can include a mechanism to lock the pump actuator within the sole such that the mechanism's cap is flush with the outer wall of the sole and finger-operable to allow the shoe-wearer to easily operate the inflation device.
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