The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 322
r at that part of the stroke wherethe movement of the valve takes place, thereby allowing the enginepiston to complete the stroke, and also the stroke of the valve,from the expansion of the steam already in the cylinder, or thatsteam which has produced the previous pai-t of the stroke. The first… … The wood engraving represents a vertical section of a horizontalpumping engine, arid double-acting pump, constructed accordingto this invention, in which the steam-cylinder piston and the pum])piston are attached to the same piston-rod; A, being the pump-barrel, and B, the steam-cylinder. C, C, are…
Architecture · Civil engineering · Science
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