A Manual for Naval CadetsLongman & Company, 1857 - 471 σελίδες |
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Σελίδα 34
... plates are five times stronger than oak ; or in other words , their powers of resistance to a force applied to tear them asunder , is as 5 to one ; making an iron plate inch thick equal to an oak plank 2 inches thick . " " The mere ...
... plates are five times stronger than oak ; or in other words , their powers of resistance to a force applied to tear them asunder , is as 5 to one ; making an iron plate inch thick equal to an oak plank 2 inches thick . " " The mere ...
Σελίδα 38
... plate with that projection in the di- rection of the strain . The adhesive force of nails or bolts is greater when driven across the grain , than with it ; thus , a sixpenny nail , 73 to the pound , 2 inches long , driven into dry elm ...
... plate with that projection in the di- rection of the strain . The adhesive force of nails or bolts is greater when driven across the grain , than with it ; thus , a sixpenny nail , 73 to the pound , 2 inches long , driven into dry elm ...
Σελίδα 41
... plates of metal ; it is strengthened on its fore side by the inner stern post , and its after side is fitted with braces for the rudder . The Deadwood are chocks of timbers fastened along the upper side of the keel , which form a ...
... plates of metal ; it is strengthened on its fore side by the inner stern post , and its after side is fitted with braces for the rudder . The Deadwood are chocks of timbers fastened along the upper side of the keel , which form a ...
Σελίδα 42
... plates , G limber strakes , H Garboard strakes . more futtocks , and a top - timber on each side ; that which encloses the greatest space is called the Main frame . The frames give the form to the vessel athwart ships , are put together ...
... plates , G limber strakes , H Garboard strakes . more futtocks , and a top - timber on each side ; that which encloses the greatest space is called the Main frame . The frames give the form to the vessel athwart ships , are put together ...
Σελίδα 43
... plates which , resting on the edges of the keelson and limber strakes , exclude such matter as would be injurious to the pump valves . These plates , moreover , represent so much ballast . The Planking is the internal , as well as the ...
... plates which , resting on the edges of the keelson and limber strakes , exclude such matter as would be injurious to the pump valves . These plates , moreover , represent so much ballast . The Planking is the internal , as well as the ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
abaft anchor belly band bight bitts blocks boat bolts boom bowline bowsprit braces bunt buntlines cable capstan carried centre chain clue cringles cubic cubic foot deck double downhaul Edition fast feet foot force fore and aft fore-mast gantlines gear gravity half hitch halyards haul hawser head sails heave heel hitch hoisting hook inches iron lanyards lashing leech length let go lever lifts lower yards mast mast head mizen passed pendants piece Plates port Post 8vo pounds pressure pull quarter reef bands reef tackles reeve rigging rope round rove rudder runner sail tackle screw seized shackle sheave sheets ship ship's shrouds side slings spars specific gravity spliced square standing starboard stay steam strop studding sail tack taut toggle tons top-gallant top-mast topsail triced upper vessel vols weather weight whilst whip wind Woodcuts yard-arm