A descriptive and historical account of hydraulic and other machines for raising water (1850)
Ewbank, Thomas, 1792-1870 · New York, Bangs, Platt, & Co. · leaf 97
the ground to a distance equivalent to the depthof the well; thus when they reach the end of their track, the pot israised to its proper elevation.3 The contents, water and oil, are then dis-charged into a cistern, and the water is afterwards drawn off through ahole in the bottom. A ratchet wheel… … No. 24. Tread Wheel. Another mode of communicating motion to the roller, is by means of atread wheel, attached like the drum in figure 23, to one end of it. Inthis, a man or an animal walks or rather climbs up one side, somewhatlike a squirrel in its cage, and by his weight turns the wheel, and…
Pumping machinery
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