A history of the growth of the steam-engine (1878)
Thurston, Robert Henry, 1839-1903 · New York, D. Appleton · leaf 356
-valve, by which the beam passes to the condenser,G, beside which is the air-pump, II, and the hot-well, I.The cylinder is steam-jacketed, P, and protected againstlosses of heat by radiation by a brick wall, 0, the wholeresting on a heavy foundation, Q. The Bull Cornish engine is also still not… … Fig. 102.—Steam-Pump. A vastly simpler form of pumping-engine without fly-wheel is the now common direct-acting steam-pump.This engine is generally made use of in feeding steam-boilers, as a forcing and fire pump, and wherever the- 332 THE STEAM-ENGINE OF TO-DAT. amount of water to be moved is not…
Steam-engines
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