Figure 3-3.-Articulated steering assembly.Figure 3-4.-Front-and-rear steering.angling of the wheels and the rear wheels do not gobehind the bucket on turns and keeps the front tiresoutside the path of the front ones, but trail inside.tracking in the rear while backing away from banks andRear-wheel steering swings the rear wheels outsidedump trucks. In new equipment, this design has beenof the front-wheel tracks. The principal advantage isreplaced by articulation.greater effectiveness in handling off-center loads atIn four-wheel steering, the front wheels are turnedeither the front or rear and preventing path down aone way and the rear wheels are turned to the same anglesideslope. This type of steering is used with front-endin the opposite direction. The trailing wheel alwaysloaders, as it keeps the weight of the machine squarelymoves in the same track as the leading wheel whether3-3
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