Method and apparatus for improving the rolling efficiency of a wheel
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United States of America Patent
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N/A
Issued Date -
Dec 12, 2002
app pub date -
Jun 7, 2002
filing date -
Jun 8, 2001
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method and apparatus for improving the rolling efficiency of a wheel includes a circular frame capable of rolling along a rolling surface, a rolling assembly for causing the circular frame to rotate, and a shock absorbing means connecting the rolling assembly and the circular frame wherein the circular frame maintains a substantially rounded area of contact with the rolling surface.
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