| 摘要 |
<p>A power driven vehicle having a plurality of powered ground engaging wheels suspended below the vehicle and substantially covering the whole underside of the vehicle, where the wheels are operably connected into separate rows that extend along the length of the vehicle, with drive means applied to each row of wheels in such a manner that the two outer rows of wheels are driven at the proper speed required for an intended maneuver, and the inner rows of wheels are driven at a speed that is intermediate the speeds of its two adjacent rows of wheels.</p> |
