A descriptive and historical account of hydraulic and other machines for raising water (1850)
Ewbank, Thomas, 1792-1870 · New York, Bangs, Platt, & Co. · leaf 165
hat of the asymtote ; the propertiesof the latter being as incapable of demonstration to the senses, as the sup-posed operation of this machine could be reconciled to the mind. Indeedthe proposition, that two geometrical lines may continue to approach eachother forever, without the possibility of… … No. 63. its passage through the screw was altogether an illusion. On the contrary, it is uniformly raised by the continual elevation of that part of the tub*which is immediately behind the liquid, and which pushes it up in a man-ner analagous to that represented by the following diagram. Suppose…
Pumping machinery
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