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 360
• A the double acting force pump, cast of gun metal, frrT.ly secured t-i thecarriage frame by four strong brackets cast on its sides, a, a, Suctionvalves, a, a. Suction passages leading :o the cylinder, a. Chambercontaining the suction valves, and to which chamber are connected suctionpipes a, a,… … B the air vessel, of a globular form, made of copper, h b deliverypipes, to which the pressure hose is attached : when only one jet is re-uuired the opposite pipe may be closed by a screw cap, as usual. Thepiston ur bucket of the force pump to be provided with double leatheipacking: [cuj)ped…
Pumping machinery
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