| 摘要 |
A system and method, the system including a transportation device configured to operate under at least a first condition and a second condition, wherein the transportation device is configured to operate without a human induced change in an electrical current during the second condition. a disengageable motor configured to operate the transportation device under the first condition and coupled to the transportation device, a disengageable energy storage device configured to operate the transportation device under the second condition and coupled to the transportation device, wherein the disengageable energy storage device may be automatically recharged by a charging device when the energy storage device is disengaged and, a mechanical processing unit for mechanically controlling the motion of the transportation device. |
