Crawler (track-laying) tractors have a weight range from 4 or 5 tons to almost 150 tons. Maximum horsepower is over 1,000. Figure 15.1A shows a typical direct-drive crawler tractor. The detail view ...
Nontractor movements are under the control of two pairs of hydraulic cylinders. FIGURE 16.1: Large crawler-mounted front loader. ( Reprinted courtesy of Caterpillar Inc.) The loader may be carried by ...