A descriptive and historical account of hydraulic and other machines for raising water, ancient and modern : with observations on various subjects connected with the mechanic arts: including the progressive development of the steam engine (1876)
Ewbank, Thomas, 1792-1870 · New York : Scribner, Armstrong · leaf 369
between A and D is opened, when the pistor.sare moved back to^vards F by the pressure of the column against thesmaller piston—the water previously in C escaping through an openingshown in front of the cock and runs to waste, while that which enters Dis necessarily forced up B at the next stroke of… … No. 161. Pressure Engine from Belidor. A. D. 1739. ^56 WestgartJis Pressure Engine. [lv(V)k III Suppose the water in A has a perpendicular fall of thly-fv)ur or thirty-five feet, and it were required to raise a portion of it to an eleAation ofseventy feet above F; it will be apparent that il both…
Pumping machinery
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