Heavy duty trailer having steerable ground wheels

摘要: A pre-existing trailer is modified to increase its payload capacity from approximately 50 tons 60 tons. Modifications involve the addition of one new axle, and remounting existing wheels make them steerable. The has fixed axis axle four steerable axles (two in front two behind axle). During turning maneuvers ground on turn freely without skidding because other automatically into direction steer. operates with lessened skid force wheels, resultant increases tire life life.