A history of the growth of the steam-engine (1878)
Thurston, Robert Henry, 1839-1903 · New York, D. Appleton · leaf 173
c d,are alternately raised and depressed, depressing and raisingthe pump-rods, k I, to which they are attached by the beams,h g, vibrating on the centres, * i. The water from thepumps, op, is forced up the stand-pipe, q, and dischargedat its top. The alternate action of the steam-pistons is se- 148… … 41.—Leiipold8 Engine, 1720. boiler is then led into the cylinder, s, and the steam in r isdischarged into the atmosphere. Leupold states that he is indebted to Papin for the sug-gestion of the peculiar valve here used. He also proposedto use a Savery engine without condensation in raisingwater. We…
Steam-engines
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