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 220
it \vill close, and thereby prevent the en-trance of the external air. The instrument thus ar-ans^ed becomes a belloios pump, (No. 81,) a machine,which from the obvious application of the bellows toraise and spout water as weil as air, has been re-invented by m.achlnists in almost every age.No. 81.… … Chap 6.] Old German Bellows Pump. 2Q) board has also an opening in Its CfMitre which is closed 1 } a valve or ciack,ana also furnished with a rod and handle. The under board sometimesforms the- bottom of a box, in one side of which a spoul is inserted, aschown by the dotted lines. The earliest…
Pumping machinery
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