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A descriptive and historical account of hydraulic and other machines for raising water (1842)

Ewbank, Thomas · Tilt & Bogue · leaf 158

An illustration from A descriptive and historical account of hydraulic and other machines for raising water, 1842, leaf 158
[ Book I . The Screw . 138 This machine has been constructed in a variety of ways . Sometimes by winding , in the manner of a screw , one or more flexible tubes … No . 58 . Screw . Instead of tubes wound round a cylinder , large grooves were sometimes formed in the latter and cover - ed by boards or sheets of metal , closely nailed to the surfaces between the grooves — so that the latter might be considered as tubes sunk into the cylinder , instead of being…

e-rara · Eisenbibliothek Schlatt · No known copyright restrictions. Free to use for anything.

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