Pedal powered vehicle
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United States of America Patent
Stats
-
Sep 29, 2020
Grant Date -
Oct 25, 2018
app pub date -
Jun 27, 2018
filing date -
Jun 27, 2018
priority date (Note) -
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status (Latency Note)
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Abstract
A wheeled vehicle incorporating a frame; a drive shaft mounted upon the frame, the drive shaft having rotary power input and output ends; a drive wheel mounted upon the frame; a rotary power output linkage operatively interconnecting the drive shaft's output end and the drive wheel; rotary power pedals mounted upon the frame; a rotary power input linkage operatively interconnecting the drive shaft's input end and the rotary power pedals; a spiral spring having a rotary power input end and a rotary power output end, the spiral spring being mounted over the drive shaft; a clutch and one way bearing combination for anchoring the spiral spring's rotary power input end upon the drive shaft and upon the frame; and a one way bearing and brake combination for alternatively anchoring the spiral spring's rotary power output end upon the drive shaft and upon the frame.
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