Shoe sole
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United States of America Patent
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Oct 29, 2013
Grant Date -
Mar 5, 2009
app pub date -
Jul 19, 2006
filing date -
Jul 20, 2005
priority date (Note) -
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status (Latency Note)
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Abstract
A sole adapted to provide improved leverage during the toe-off stage of gait comprises elongate elements (2a-e) along the horizontal surface of the sole. The elongate elements (2a-e) are adapted to tauten in response to longitudinal forces on the sole, increasing the rigidity of the midsection of the sole and providing effective propulsive assistance to the athlete.
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