r end of this second pipe, it willcause the whole machine to rotate in the sense required to rai^-ethe water from the well hy means of the internal spii-al pipe. The idea of the Differential Hydraulic Screw appears tobe due to the iiifjenious Marquis of Worcester, who puldishedhis notions on this… … Fig. 73- the result that a portion of the water is forced up toa considerahle heig-ht. Let AB, Fig. 73, be a stout iron chamber to which Hydraulic and Pneumatic Machines. 283 is attached a pipe F which admits a flow of water froma stream or reservoir the level of which may be onlyslightly hio-her…
Hydrostatics · Hydrodynamics
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