| 摘要 |
<p>A retractable transportation system for transporting loads on a vehicle or trailer with a flatbed design that would otherwise be too wide or too tall to fit on the vehicle or trailer. The retractable transportation system includes a plurality of support members attachable to a trailer bed, a plurality of first arms and second arms pivotally attached to opposing ends of the support members, a first platform attached to the first arms, a second platform attached to the second arms, and a plurality of actuators connected to the support member and the arms for elevating/lowering the platforms.</p> |
