Steam power plant auxiliaries and accessories; (1922)
Croft, Terrell, 1880- ed, Dufflin, Daniel John, 1911- ed · New York, [etc] McGraw-Hill book company, Inc · leaf 109
Fig. 106.—Leather Cup For PackingA Deep-Well Pump Plunger. Fig. 107. WaterPassage -Plunger-Valve For Deep-Well Pump. pression strain on the down stroke. Guide-couplings should be usedabout every twenty feet. Two-stroke pumps have a solid steel or ironrod (Fig. 109) driving the lower plunger (Fig.…
Steam power plants · Pumping machinery
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