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Torsion springald in Roberto Valturio's De Re Militari (1472). A springald, or espringal, was a Torsion siege engine device for throwing bolts in medieval times. It is depicted in a diagram in an 11th-century Byzantine manuscript, but in Western Europe is more evident in the late 12th century and early 13th century.
Greek siege tower first used in Rhodes. [5] Polybolos: 289 BC Greece: A siege engine with torsion mechanism, drawing its power from twisted sinew-bundles. Sambuca: 213 BC Sicily: Roman seaborne siege engine build on two ships. Siege hook: 189 BC Rome: A siege hook is a weapon used to pull stones from a wall during a siege.
Roman siege engines were, for the most part, adapted from Hellenistic siege technology. Relatively small efforts were made to develop the technology; however, the Romans brought an unrelentingly aggressive style to siege warfare [ 1 ] that brought them repeated success.
The torsion mangonel myth, or simply the myth of the mangonel, [1] is the belief that the mangonel (or traction trebuchet) was a torsion siege engine which used the tension effect of twisted cords to shoot projectiles, and is considered by some to have been in use until the arrival of gunpowder artillery.
The onager (UK: / ˈ ɒ n ə dʒ ə /, / ˈ ɒ n ə ɡ ə /; US: / ˈ ɑː n ə dʒ ə r /) [1] was a Roman torsion-powered siege engine. It is commonly depicted as a catapult with a bowl, bucket, or sling at the end of its throwing arm. The onager was first mentioned in 353 AD by Ammianus Marcellinus, who described onagers as the same as a ...
A siege engine is a device that is designed to break or circumvent heavy castle doors, thick city walls and other fortifications in siege warfare. Some are immobile, constructed in place to attack enemy fortifications from a distance, while others have wheels to enable advancing up to the enemy fortification.
Roman siege engines (11 P) T. Trebuchets (2 P) Pages in category "Siege engines" The following 8 pages are in this category, out of 8 total.
Basic diagram of an onager, a type of catapult. A catapult is a ballistic device used to launch a projectile a great distance without the aid of gunpowder or other propellants – particularly various types of ancient and medieval siege engines. [1]