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 302
nt equal to-the maximum open-|ing(ijin. in figure). >Find the middlepoint between C andD and draw mno^ atright angles to AB.In fhw find a centreso that a circle willpass through C andD and touch the lineEZ. (There is asimple constructionfor doing this, but itis quicker to find thecentre by… … Fig. 108. It may be noticed that, in this constructipn, the dead centre Ddoes not come exactly at the -top of the trayeli circle. If this is anobjection it is easy to start afresh, as soon, as the trave) and lap-have been found and draw the figure upon a true vertical centre line.The above…
Naval architecture
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