| 摘要 |
This invention relates to a driving mechanism for bicycles and the like devices wherein the conventional frame, seat and chain axle drive is employed, characterized in that an oscillating arcuate body is mounted on a base connected to the bicycle frame, said arcuate body having a foot rest connected through a bracket to said base, a connecting rod is connected from the front tip of said arcuate body to an eccentrically mounted crank shaft, said crank shaft being mounted on a sprocket wheel driving the chain and axle drive of the bicycle and like devices.
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