A descriptive and historical account of hydraulic and other machines for raising water (1842)
Ewbank, Thomas · Tilt & Bogue · leaf 297
French Lifting Pumps . 277 Chap . 4 . ] of bees closely examined , it would doubtless be found that the relative diameters of their proboscis and of the cells , and the area of the ( bellows ) … liquid is expelled from the top of the cylinder — in No . 126 . Lifting Pump . a forcing one from the bottom — it is the water above the piston that is raised by the former ; and that which enters be low it , by the latter . The piston rod in the figure is attached to an iron frame that is…
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