| 摘要 |
<p>A foot and arm drivable bicycle, said bicycle including, a main frame supporting a foot and arm drivable rear wheel and a steerable front wheel, two symmetrically opposed substantially longitudinal extending retractable/extendable swingable arms, each swingable arm in communication with a foot drivable pedal, wherein the swinging of the arms and foot pedaling simultaneously are adapted to drive the rear wheel into a ground engaging motion, said bicycle further including a laterally rotatable steer rim in communication with the front steer wheel for turning the bicycle thereof into the required direction, said swingable arms including shift grips in communication with the steer wheel such that the vertical adjustment of the or each shift grip on th? respective swingable arm rotates the steer rim, whereby such rotation is translated to a corresponding turn of the front steer wheel to direct the bicycle into the required direction.</p> |
