A descriptive and historical account of hydraulic and other machines for raising water (1850)
Ewbank, Thomas, 1792-1870 · New York, Bangs, Platt, & Co. · leaf 387
ation of Herons fountainwas devised in the year 1746 by H. A. Wirtz, a Swiss pewterer or tin-plate worker of Zurich. It is sometimes named a spiral pump, and wasmade to raise water for a dye house in the vicinity of that city. What thecircumstances were that led Wirtz to its invention we are not… … No. 165. Section of Wirtzs Pump. No. 166. View of Wirtzs Pump. Wirtzs machine consists either of a helical or a spiral pipe. As theformer it is coiled round in one plane as A B C D E F in No. 165. Asa spiral it is arranged round the circumference of a cone or cylinder, andthen resembles the worm of…
Pumping machinery
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