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History
Trunnion
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A trunnion is a cylindrical protrusion used as a mounting or pivoting point. First associated with cannons, they are an important military development.
The trunnions are the protrusions from the side of the barrel that rest on the carriage.
The trunnions are the protrusions from the side of the barrel that rest on the carriage.
Early Chinese cannon with trunnions, Yuan Dynasty (1271–1368). Kept in Zhejiang Provincial Museum.
Early Chinese cannon with trunnions, Yuan Dynasty (1271–1368). Kept in Zhejiang Provincial Museum.
16th-century depiction of a cannon with trunnions
16th-century depiction of a cannon with trunnions
Gun trunnions often bear factory markings
Gun trunnions often bear factory markings
Cannon
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A cannon is a large-caliber gun classified as a type of artillery, which usually launches a projectile using explosive chemical propellant. Gunpowder was the primary propellant before the invention of smokeless powder during the late 19th century. Cannons vary in gauge, effective range, mobility, rate of fire, angle of fire and firepower; different forms of cannon combine and balance these attributes in varying degrees, depending on their intended use on the battlefield. A cannon is a type of heavy artillery weapon.
Bronze cannon with inscription dated the 3rd year of the Zhiyuan era (1332) of the Yuan dynasty (1271–1368); it was discovered at the Yunju Temple of
Bronze cannon with inscription dated the 3rd year of the Zhiyuan era (1332) of the Yuan dynasty (1271–1368); it was discovered at the Yunju Temple of Fangshan District, Beijing in 1935.
A bronze "thousand ball thunder cannon" from the Huolongjing.
A bronze "thousand ball thunder cannon" from the Huolongjing.
Earliest picture of a European cannon, "De Nobilitatibus Sapientii Et Prudentiis Regum", Walter de Milemete, 1326
Earliest picture of a European cannon, "De Nobilitatibus Sapientii Et Prudentiis Regum", Walter de Milemete, 1326
Western European handgun, 1380
Western European handgun, 1380