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 277
No. 116. No. 117. Siugle-Valve Forcing Puiups. Chap. 3.] Ooutvivn Forcing Pump. 263 … No. 118. Common Foicing Pump. The ordinary forcing pump has two valves, as in the annexed figure,which repie«enta it as generally made. The cylinder is placed above thesurface of tha \vr tor to be raised, and consequently is charged by the pres-sure of the d*jnosj)here ; the machine, therefore, is…
Pumping machinery
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