A descriptive and historical account of hydraulic and other machines for raising water, ancient and modern : with observations on various subjects connected with the mechanic arts: including the progressive development of the steam engine (1876)
Ewbank, Thomas, 1792-1870 · New York : Scribner, Armstrong · leaf 299
substitute for pump.s to raise water, but in all the variety otits forms and modifications it has retained the same analogy to pumps astliese have to bellows. One of the oldest of modern rotary fteam engines,that of Murdoch, was a copy of an old pump, a figure of w/iich, No. 131,is taken from… … No. ini Rotary Pump from Servie.S. turn cln?o to tliose of the case, so that water cannot enter between tliem.The axle of one of tlie wheels is continued through one side of the case,(Mhii^h is removed in the figure to show the interior,) and the openingmade tight by a stuffing box or collar of…
Pumping machinery
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