Steel ships, their construction and maintenance : a manual for shipbuilders, ship superintendents, students, and marine engineers (1901)
Walton, Thomas · London : Charles Griffin & Co. ; Philadelphia : Lippincott · leaf 334
les transversely from the mast will dependupon the beam of the ship and the minimum length of derrick required.The advantage of relieving the derrick tables of as much thrust from thederricks as possible, by fitting a post from the deck to the derrick heelas showDj is obvious. Fig. 166 shows an… … _^ •^ ;§^ Position1 or Deck ^ Mast Heel O Section 250 STEEL SHIPS. the derrick. The derricks as illustrated iu figs. 166 and 167 are such asare fitted to the steamer in fig. 72, which is designed for the rapid loadingand discharging of cargo. Three derricks, it will be seen, are fitted to eachhold.…
Naval architecture · Ships, Iron and steel
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