Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 669
b loot-digger. be operated to throw all weight on the driving-wheels for transport, or in making turns atrow ends. The operator steers the course of the machine by a tail-handle. 41 642 POWEK, TRANSMISSION OF, ELECTRIC. Deeres Root-digger, Fig. 3, depends on sifting soil from the unearthed roots… … Fig. 4.—The Hoover potalo-digger. discharging the vines on the loft, at the rear of the elevator, and the potatoes straight offbehind to the ground. At the rear of the elevator is a back rack, Imving a lore-and-aft motion, to slide the tubers backward from thevines without bruising them, and it may…
Mechanical engineering
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