A Course of Instruction in Ordnance and GunneryD. Van Nostrand, 1867 - 585 páginas |
Términos y frases comunes
arms Armstrong guns artillery attached axis axle-tree ball barrel batteries blade bore bottom breech bullet burning bursting calibre canister shot cannon carriage cartridge case-shot cast cast-iron cavity centre of gravity chamber charcoal charge of powder columbiads combustion composition cylinder Dahlgren guns density diameter diminished direction distance effect elevation employed equal experiments exterior feet fire-arm force fuze fuze-hole grains greater grooves ground gunpowder heat hole horizontal howitzers inch increased initial velocity iron jectile length light line of sight loading mealed powder metal military mortars motion mould musket muzzle nitre object Ordnance penetration piece placed plane plate portion potassa pressure prevent projectile proportional range rear resistance ricochet fire rifle rifle-gun rifle-musket rocket Rodman guns rotation sabot saltpetre screw sea-coast shell siege small-arms solid shot steel sulphur surface thickness tion trajectory trunnions tube vent vertical weight wheels windage wood wrought-iron yards