| 摘要 |
<p>A vehicle direction control device is provided including three receivers in the vehicle with the center receiver controlling the direction along a primary cable in the roadway with change of direction cable systems taking over control through a side receiver originally parallel with the main line of travel, diverging to a new direction and then picking up a parallel relationship with a new primary line of travel automatically switching back to the center receiver control along the new line of travel.</p> |
