Discoveries and inventions of the nineteenth century (1905)
Routledge, Robert · London : G. Routledge and Sons · leaf 374
ress an efficient anduseful machine. Fig. 166 is a view ofan ordinary hydraulic press, in whichrt is a very strong iron cylinder, re-presented in the figure with a partbroken off, in order to show that insideof it is an iron piston or ram, b, whichworks up and down through a water-tight collar ;… … Fig. 165.- -Collar of HydraulicCylinder. HYDRA ULIC IO WER. 327 the cylinder, Fig. 165, where the interior of the neck is seen to have a groovesurrounding it, into which fits a ring of leather bent into a shape resemblingan inverted U- The ring is cut out of a flat piece of stout leather, well…
Inventions
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