Questions and answers on pumps and pumping machinery (1912)
Wakeman, William Henry, 1855- [from old catalog] · Chicago, The Joseph G. Branch publishing company · leaf 80
ree general classes: conoidal, volute andturbine. 252. Q. What does the word conoidal mean?A. It means that the article to which it is applied resembles a cone. In this special connection it conveysthe idea that water is thrown into the form of a cone,during the process of pumping from a lower to a… … Fie.**/ 254. Q. What is a motor-driven twin conoidalpump? A. It means two of these pumps mounted on oneshaft and driven by an electric motor located betweenthem as illustrated in Fig. 42. 255. Q. To what height will the ordinary centrif-ugal pump force water on an economical basis? A. About fifteen…
Pumping machinery
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