Questions and answers on pumps and pumping machinery (1912)
Wakeman, William Henry, 1855- [from old catalog] · Chicago, The Joseph G. Branch publishing company · leaf 63
A. Yes; but a rotary engine is driven by steampassing through it, while a rotary pump forces waterthrough its internal mechanism. 194. Q. Are these pumps limited to rough andcoarse service, such as contractors work, quarry opera-tions, etc. ? A. No; some of them are used in high-grade fireengines,… … 196. Q. What modifications are made in this im-proved pump? A. More teeth are used in the cogs, and they arenot all alike. Packing strips are provided for the longerones. PUMPS AND PUMPING MACHINERY. 53 197. Q. Describe another kind of rotary pump.A. Fig. 30 shows Goulds improved pump, in which…
Pumping machinery
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
