Questions and answers on pumps and pumping machinery (1912)
Wakeman, William Henry, 1855- [from old catalog] · Chicago, The Joseph G. Branch publishing company · leaf 20
e Fig. 4. 25. Q. How is it driven? A. By a belt that runs a pulley on a suitablecrank shaft. The crank, by means of a connectingrod, gives vertical motion to a plunger that draws inwater on the upward, and discharges it on the down-ward stroke, through the check valve shown. 26. Q. Is it necessary… … Fie. 4. 10 QUESTIONS AND ANSWERS ON 27. Q. Is it good practice to run a pump fast,fill up a boiler quickly, and then shut it down untilthe water level falls to one gauge? A. It is not. There is always danger of runningthe pump too long, thus raising the water level untilthe engine is wrecked, or…
Pumping machinery
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