Hub for wheel of human powered vehicle
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United States of America Patent
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-
Aug 19, 2008
Grant Date -
Oct 4, 2007
app pub date -
Jun 5, 2007
filing date -
Oct 3, 2003
priority date (Note) -
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status (Latency Note)
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Abstract
A hub for a human powered vehicle includes a rotation axis, a hub body formed generally symmetrically about the rotation axis, the hub body having a radially-outward-facing surface that includes a plurality of surface features for improving the aerodynamic efficiency of the hub as it passes through a fluid, and a wheel assembly attachment member formed along a circumference of the hub body, the wheel assembly attachment member being structured for attachment to one of a plurality of spokes and the center of a disc wheel. The surface features may include a series of depressions or a series of projections, and such features may have a dimple shape that can be formed in a variety of shapes including those with a cylindrical wall and a planar bottom or a hemispherical bottom. Alternately, such surface features may have a hemispherical shape.
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