Word: conveyor
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...working model is a low-slung, 25-ft.-long, electric-motored contraption which travels on caterpillar tracks. It has two horizontal rows of rotary steel drills which chew out the coal and sweep it on to a conveyor, which carries it over the tail of the machine into mine cars...
...loading-which now require separate crews and machinery. It also eliminates two chief mining dangers-cutting and blasting. One of the problems it creates for mine owners is that it turns out coal too fast (up to 1,000 tons a shift) for mine elevators. Faster ways-perhaps conveyor belts-must be devised to carry the coal to the surface...
...Face. Tossy's usual job is boring the coal to receive dynamite charges. Some days he works as a loader, heaving coal with a pan shovel (like an oversized soup spoon) onto a shaker conveyor. By working two overtime shifts, he grosses about $80 a week, but income tax, union dues and other check-offs leave him only $55 take-home...
...Electric impulses cause perforations to be cut in ticker tape attached to the face of the keys. The customers take the tape to the cashier, who inserts it in a translator machine. That sets off more electric impulses which not only start the goods sliding down a conveyor belt, but at the same time add up the bill...
Boyd considered using conveyor belts and moving vans, decided instead to rely on raw Princeton manpower. He hired 35 undergraduates for $1 an hour, eight hours a day. For ten weeks, in sunshine or showers, they would push book trucks down a covered ramp, connecting the old and new buildings...