A descriptive and historical account of hydraulic and other machines for raising water (1850)
Ewbank, Thomas, 1792-1870 · New York, Bangs, Platt, & Co. · leaf 349
, for Belidor has not explained it; but onexamining more closely the figure in his work, we found that the jet pipeitself was not straight, but bent near its junction with the elbow: this dis-solved the mystery, for it was then obvious that by twisting this piperound in its joint, its smaller… … No. 146. Fire-engine at Ypres, A. D 1739. The pumps of this engine are substantially the same as those of the last,but the piston rods are moved by a short vibrating beam placed directly 326 Fire Engine [Book III. over the cylinders. The axle of the beam is continued through both sidesof the wooden…
Pumping machinery
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