Device of Human Conveyance
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United States of America Patent
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N/A
Issued Date -
Nov 6, 2014
app pub date -
Jul 16, 2014
filing date -
Mar 15, 2007
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A device for human conveyance includes a frame and a resilient member that has two ends. Upon exerting a flattening force on the resilient member, increase in distance between the two ends and the increase in distance is converted into movement of the platform by, for example a ratchet system interfaced to a wheel.
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Family
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