| 摘要 |
<p>The invention relates to a novel bicycle propulsion system. According to the invention, the bicycle (12) is propelled using a system comprising a support (4) and stop elements (5) which are designed to receive the knee and the tip of the foot. In this way, by pedalling on the aforementioned support (4), the force produced is transmitted to the drive wheel (8) via the crank (3) which connects the support (4) and the chainwheel (6), said chainwheel (6) being connected to the pinion (10) by means of the chain (11).</p> |
