Bellowed chamber for a shoe
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United States of America Patent
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-
Aug 12, 2008
Grant Date -
Jan 27, 2005
app pub date -
Jul 21, 2004
filing date -
Jul 21, 2003
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An inflatable cushioning device, and a process for making it, having a fluid-tight, enclosed area that is bordered by a first generally flat surface, a second generally flat surface and at least one bellowed surface, such that the bellowed surface will collapse when a force is applied. The cushioning device may include an inflation mechanism for selectively introducing air into the enclosed area. The cushioning device can be used in an athletic shoe.
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