Wheeled Vehicle that is Operated by Stepping Upward and Downward
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Oct 7, 2010
app pub date -
Apr 7, 2009
filing date -
Apr 7, 2009
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A wheeled vehicle includes a main frame, a drive axle rotatably mounted on the main frame, a chainwheel secured on the drive axle, an eccentric shaft secured on the drive axle, a support post mounted on the main frame, a rocking arm pivotally mounted on the support post, and a linking member having an upper end pivotally connected with the rocking arm to move with the rocking arm and a lower end pivotally connected with the eccentric shaft to move the eccentric shaft. The rocking arm has two opposite sides each provided with a pedal. Thus, the wheeled vehicle is driven to move forward by stepping the pedals of the rocking arm upward and downward in a reciprocal manner to provide a different pedalling manner.
First Claim
Family
International Classification(s)
Cited Art Landscape
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