Questions and answers on pumps and pumping machinery (1912)
Wakeman, William Henry, 1855- [from old catalog] · Chicago, The Joseph G. Branch publishing company · leaf 145
ensing apparatus, does it imply that the machin-ery is not operating satisfactorily ? A. No. It may be giving the best possible results. 477. Q. Why is a vacuum pump sometimes calledan air pump? A. Because it draws water, steam and air out ofthe cylinder of a steam engine. The name air pump is… … FlCSfo two water cylinders. The right hand is for cold waterthat is pumped into an elevated tank from which thecondenser is supplied. The left is for hot water taken PUMPS AND PUMPING MACHINERY. 135 from the hot well, or overflow from the condenser, anddischarged into the cooling tower, or…
Pumping machinery
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