| 摘要 |
A helicopter amusement apparatus, which enables hovering, climbing and descending, and flying back and forth in a play helicopter by force of muscles with excellent steering performance. The helicopter amusement apparatus is equipped with a hydraulic system, which enables positioning a balancing weight in a suitable location to obtain equilibrium according to the weight of the using pilot to enable lifting and driving the cockpit by means of a small force generated by a rotor activated by the power source of the pilot's feet. |
