Mechanical and marine engineering science ... Specially written as a handbook to the Board of Trade examinations for extra-first-class engineers (1909)
Somerscales, A. N · Glasgow : J. Munro; London, Simpkin, Marshall, Hamilton, Kent · leaf 307
ning of top port i in.; cut-off 9.1 ^ on bailt, 304 A SLIDE VALVE PROBLEM. Strokes; compression to commence at -^ on the up-stroke and at8i ID on the down-stroke; lead at top -j^ in. To find.—I, travel of slide; 2, lap at each end (steam andexhaust) ; 3, lead at bottom and maximum port opening; 4,… … Fig. III. for the inner circle is 6 ft. - (i ft. 4^ in.) =4 ft. 7^ in., and forthe oblique circle 6 feet. Next divide the stroke into tenths, andfrom the centre O sweep the six-tenth division round to cut theoblique circle at P. The radius OPT is the position of the crankat the cut-oif on the down…
Naval architecture
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