United States Naval Institute Proceedings, Томови 3-4U.S. Naval Institute, 1877 |
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Страница 25
... projectiles ; regular or increasing twist , square headed or pointed solid shot & c . ? I wish that it were in my power to satisfactorily answer all or even a great part of the perfectly rational questions that might be asked on : the ...
... projectiles ; regular or increasing twist , square headed or pointed solid shot & c . ? I wish that it were in my power to satisfactorily answer all or even a great part of the perfectly rational questions that might be asked on : the ...
Страница 26
... projectiles would have drifted into the water and their records would thus have been imperfect . It would be well to remem . ber this point , as at the present time the French navy rifle is the only one in the world aside from a few ...
... projectiles would have drifted into the water and their records would thus have been imperfect . It would be well to remem . ber this point , as at the present time the French navy rifle is the only one in the world aside from a few ...
Страница 27
... projectiles might be used in the gun without destroying the grooves ; since , as you know , the scoring caused by the balloting of round shot in a bore is always at its bottom and top . The grooves were of a curved shape , the bottom ...
... projectiles might be used in the gun without destroying the grooves ; since , as you know , the scoring caused by the balloting of round shot in a bore is always at its bottom and top . The grooves were of a curved shape , the bottom ...
Страница 28
... projectiles . While these experiments had been carried on , it had been found that the zinc part of the stud did not need the iron reinforcement , so it was abandoned ; the shot were cast plain and the zinc stud was afterwards swedged ...
... projectiles . While these experiments had been carried on , it had been found that the zinc part of the stud did not need the iron reinforcement , so it was abandoned ; the shot were cast plain and the zinc stud was afterwards swedged ...
Страница 29
... projectiles increased , the guns were cast with- out trunnions , and these were made up with one of the hoops . Great advantages were found from hooping . The gun ... projectile to its seat in loading . There was danger , in loading , of 29.
... projectiles increased , the guns were cast with- out trunnions , and these were made up with one of the hoops . Great advantages were found from hooping . The gun ... projectile to its seat in loading . There was danger , in loading , of 29.
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A. T. MAHAN altitude apparatus astrolabe barometer battery battle berth deck bilge boats boilers bore bottom breech breech-loader Cape Cape Horn Captain carbon cast cast-iron chart coast coil Commander compartment compass cylinder depth detonation diameter distance drum energy engine explosion fathoms feet fire fleet French friction Greytown groove gun deck gun-cotton hammock heat hole hundred fathoms inch instrument iron lake Nicaragua latitude length longitude means mercury meridian method miles motion muzzle NAVAL INSTITUTE navigation Navy Nicaragua oxygen passed phosphorus pipe piston port pounds preservation pressure projectile pulley pumps rear reel rifle rope Royal Navy sail screw shaft ship shot side sinker sounding sounding line spar steam steel studs tactics thousand fathoms tion triarii triremes tube turn Tuscarora U.S. NAVAL ACADEMY UNITED STATES NAVAL valve vessel weather wedge weight welding wind wire wood