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They were a particular type of swivel gun, and consisted in a small breech-loading cannon equipped with a swivel for easy rotation, loaded by inserting a mug-shaped chamber already filled with powder and projectiles. The breech-loading swivel gun had a high rate of fire, and was especially effective in anti-personnel roles.
The gun as first made weighed 72 cwt (8,064 lb) but the heavier 82 cwt (9,184 lb) version, incorporating a strengthening coil over the powder chamber, was the first to enter service in 1861. It was intended to replace the smoothbore muzzle-loading 68-pounder gun, and was intended to be Britain's first modern rifled breech-loading naval gun. The ...
The gun was the British army's first rifled breechloading field gun, superseding the SBML 9 pounder 13 cwt of 1801. The gun as originally adopted had a barrel 84 inches long, with a bore of 73.375 inches.
Breech-loading swivel gun with mug-shaped chamber, and wedge to hold it in place. Although breech-loading is often considered a modern innovation which facilitated the loading of cannons, [3] breech-loading swivel guns were invented in the 14th century, [4] and used worldwide from the 16th century onward by numerous countries, many of them non-European.
A rifled breech loader (RBL) is an artillery piece which, unlike the smoothbore cannon and rifled muzzle loader which preceded it, has rifling in the barrel and is loaded from the breech at the rear of the gun. The spin imparted by the gun's rifling gives projectiles directional stability and increased range. Loading from the rear of the gun ...
Each gun weighed about 239,000 lb (108 t) without the breech, and 267,900 lb (121.5 t) with the breech. [1] They fired projectiles weighing from 1,900 to 2,700 lb (860 to 1,220 kg) at different muzzle velocities, depending on the projectile.
Armstrong gun deployed by Japan during the Boshin War (1868–69).. An Armstrong gun was a uniquely designed type of rifled breech-loading field and heavy gun designed by Sir William Armstrong and manufactured in England beginning in 1855 by the Elswick Ordnance Company and the Royal Arsenal at Woolwich.
A breech-loading swivel gun, called a "Pierrier à boîte" in French, in wrought iron, 1410.Length: 72 cm, caliber: 38 mm, weight: 41.190 kg. A breech-loading swivel gun was a particular type of swivel gun and a small breech-loading cannon invented in the 14th century.