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 102
ly. Afiother important distinction be-tween them is this—In preceding machines, the mechanical powers aredistinct from the hydraulic apparatus, i. e. the wheels, pulleys, windlas?--,capstan, &c. form no essential part of the machine proper fur raising thevatcr, but are merely employed to… … No. 30. Single Gutter. It IS smiply a trough or gutter, the open end of which rests on thebank, over which the wa.er is to be elevated; the other end beingclosed is plunged into the liquid, and then raised till its contents are dis-charced. It ibrms what is called a lever of the second order, the…
Pumping machinery
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