Steam engines, a thorough and practical presentation of modern steam engine practice (1920)
Ludy, Llewellyn V., 1875-, American Technical Society · Chicago, American technical society · leaf 17
ater play over the surface of the vessel. When valve 1 wasopened, this ^•acuum drew water from below until the vessel wasfull. The valve was then closed and steam again admitted byvalve 2, so that on opening valve 3 the water was forced out throughthe delivery pipe C. The two vessels worked… … Fig. 1. Early Form of Steam Pumping Engine to the first boiler. In operation the second boiler was filled whilecold, and after a fire had been lighted under it, acted like the vesselused by Salomon de Caus and forced a supply of feed water intothe main boiler. A modification of Saverys engine^the…
Steam-engines
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