A descriptive and historical account of hydraulic and other machines for raising water (1850)
Ewbank, Thomas, 1792-1870 · New York, Bangs, Platt, & Co. · leaf 525
was add-ed to that of the tube. Thisnot only required an increaseof force, but the intendedeffect was diminished and ina great measure destroyed.The same thing of courseoccurs if a smaller tube beused, with a large additionalpart to its lower extremity,as at No. 229. To obviatethis by furnishing a… … 502 Raising Water with Open Tubes. [Book V. force required to work the larger tubes was very sensible, but with thesmaller ones it was scarcely appreciable. Those whose larger ends were2 inches and If inches produced the highest jets, but they were obviouslytoo much tapered for practical purposes,…
Pumping machinery
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