The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 52
hen will sp equal the lap, and srthe lead. In all the foregoing cases, we have taken the versed sine of thearc described by the crank, from either extremity of the stroke, asthe portion of the stroke performed by the piston ; but, as hasbeen already observed, the relative positions of the piston… … by supposing a rf to be the arc described by the crank when thepiston has performed one-fourth of its stroke, and from the lengthof that arc, calculating tlie amount of lap required to cut off thesteam at that part of the stroke, we appear to be in error—for,from the oblique action of the…
Architecture · Civil engineering · Science
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