| Institution of Civil Engineers (Great Britain) - 1860 - 742 páginas
...which was applied by placing the shell in a mould, and pouring melted lead around it. The lead was also allowed to percolate among the segments, so as...insertion of a steel core. In this state the projectile was so compact, that it might be fired through 6 feet of hard timber, without injury ; while its resistance... | |
| Sir Howard Douglas - 1860 - 698 páginas
...coated with lead, which is applied by placing the shell in a mould, and pouring melted lead around it. The lead is also allowed to percolate among the segments,...the projectile is so compact that it may be fired through six feet of hard timber without injury ; while its resistance to a bursting force is so small,... | |
| Charles Henry Owen, Thomas Longworth Dames - 1861 - 354 páginas
...lead, which is applied by placing the shell in a mould, and pouring melted lead round it. The lead is allowed to percolate among the segments, so as to...In this state the projectile is so compact that it might be fired through 6 ft. of hard timber without injury, while its resistance to a bursting force... | |
| James Samuelson, Henry Lawson, William Sweetland Dallas - 1863 - 654 páginas
...in a mould and pouring melted lead round it.* The lead is allowed to percolate among the segment*, so as to fill up the interstices, the central cavity...In this state the projectile is so compact that it might be fired through six feet of hard timber without injury, while its resistance to a bursting force... | |
| Charles Knight - 1868 - 528 páginas
...lead, which is applied by placing the shell in a mould and pouring melted lead round it. The lead is allowed to percolate among the segments, so as to...In this state the projectile is so compact that it might be fired through 6 feet of hard timber without injury, while its resistance to a bursting force... | |
| National cyclopaedia - 1879 - 654 páginas
...the concussion arrangement. The exterior of the shell is thinly coated with lead, and melted lead is allowed to percolate among the segments, so as to...by the insertion of a steel core. In this state the shell is so compact that it might be fired through 6 feet of hard timber without injury, ivhile its... | |
| Thomas Wilhelm - 1881 - 712 páginas
...Tlie exterior of the shell is thinly coated with lead, which is applied by placing the shell in a mold and pouring it in a melted state. The lead is also...requires no preparation ; but the expediency of using it otherwise than as a shell is doubted. To make it available as a shell, the bursting tube, the concussion-... | |
| Thomas Wilhelm - 1881 - 722 páginas
...The exterior of the shell is thinly coated with lead, which is applied by placing the shell in a mold and pouring it in a melted state. The lead is also...injury, while its resistance to a bursting charge is eo small that less than one ounce of powder ia required to burst it. When the projectile is to Ъе... | |
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