Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 721
ent is nowemployed in all the various modifications of centrifugal pumps from the authors designs, and in working permits no leak ofeither air or water, and the pack-ing seldom needs renewal. Thepumps are characterized by greatsteadiness of i-unning, and anabsence of the i)ulsation or jarcommon… … Fig. 10.—Bulkhead pumps. Bnll-head Pumps.—\w Fig. 10 is shown a plan of a pair of centrifugal pumps arrangedfor driving the water through a bulkhead against a head varying from nothing to 10 ft. Thepumps are submerged to a sufficient depth to require no charging, and consequently no valvesare…
Mechanical engineering
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