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The 12-pdr rifle was designed in the early 1850s by British manufacturer Joseph Whitworth, who had recently been contracted to improve the Pattern 1853 Enfield.During his experiments with the Enfield, Whitworth was inspired to begin experimenting with a hexagonally-rifled barrel; Whitworth would later apply these principles to his field guns.
It was produced by Armstrong Whitworth, Elswick and used on Royal Navy warships, exported to allied countries, and used for land service. [4] In British service "12-pounder" was the rounded value of the projectile weight, and "12 cwt ( hundredweight )" was the weight of the barrel and breech, to differentiate it from other "12-pounder" guns.
Twelve-pound cannon, cannon sized for a 12-pound ball, see Naval artillery in the Age of Sail 12-pounder Whitworth rifle , British rifled breechloader field gun of 1860s Erroneously, the QF 3 inch 20 cwt gun
The Whitworth, designed by Joseph Whitworth and manufactured in England, was a rare gun during the war but an interesting precursor to modern artillery in that it was loaded from the breech and had exceptional accuracy over great distance. An engineering magazine wrote in 1864 that, "At 1600 yards [1500 m] the Whitworth gun fired 10 shots with ...
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The first modern breech-loading rifled gun is a breech-loader invented by Martin von Wahrendorff with a cylindrical breech plug secured by a horizontal wedge in 1837. In the 1850s and 1860s, Whitworth and Armstrong invented improved breech-loading artillery.
Whitworth was born in John Street, Stockport, Cheshire, where the Stockport Courthouse is today.The site is marked by a blue plaque on the back wall of the courthouse. He was the son of Charles Whitworth, a teacher and Congregational minister, and at an early age developed an interest in machinery.
The 100-ton gun (also known as the Armstrong 100-ton gun) [6] was a british coastal defense gun and is the world's largest black powder cannon. It was a 17.72-inch (450 mm) rifled muzzle-loading (RML) gun made by Elswick Ordnance Company, the armaments division of the British manufacturing company Armstrong Whitworth, owned by William Armstrong.