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 286
p, that the water it contained might prevent airfrom entering through the stuffing box or between thecupped leathers : it served also to cliarge the pumpthrough a small pipe or cock. A valve opening up-wards was sometimes placed just above the plug ofthe cock, and the latter left open wher. the… … No. 123. Plunger Pump. Chap. 4.] Invented hy Moreland 27:. ing pipe is atlachcd, wliethcr at the bottom, near the top, or at any inter-mediate place. Small pumps of this kind are now commonly ctn[)!oyedto feed steam boilers and for otlier purposes, and are worked by levt.ralike llio ordinary…
Pumping machinery
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