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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] A catapult uses the sudden release of stored potential energy to propel its payload.
The Onager 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. Trebuchet: 4th Century BC China: Similar to the catapult, but uses a swinging arm to launch projectiles. It is usually considered to be stronger than the catapult. [4] Oxybeles: 375 BC Greece
Onager with a bowl bucket Sketch of an onager with a sling, a later improvement that increased the length of the throwing arm, from Antique technology by Diels.. 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.
This is an accepted version of this page This is the latest accepted revision, reviewed on 6 January 2025. Siege engine using long arm to throw projectiles For other uses, see Trebuchet (disambiguation). Replica counterweight trebuchets at Château de Castelnaud Counterweight trebuchet used in a siege from the Jami' al-tawarikh, c. 1306-18 A trebuchet [nb 1] is a type of catapult that uses a ...
A slingshot or catapult is a small hand-powered projectile weapon. The classic form consists of a Y-shaped frame, with two tubes or strips made from either a natural rubber or synthetic elastic material. These are attached to the upper two ends. The other ends of the strips lead back to a pouch that holds the projectile. One hand holds the ...
An aircraft catapult is a device used to help fixed-wing aircraft gain enough airspeed and lift for ... Lt. Ellyson made history as the Navy's first successful ...
This catapult was installed on a ship. [9] Polybius (VIII,7,9) writes that catapults used to defend Syracuse during the siege by Marcellus were throwing stones of 10 talents (262 kilograms (578 lb))). The largest weight of projectiles mentioned in Vitruvius is 460 lb (210 kg).
A catapulta was a Roman machine for throwing arrows and javelins, [1] [2] 12 feet (3.7 m) or 15 feet (4.6 m) long, at the enemy. The name comes from the Greek katapeltes (καταπέλτης), because it could pierce or 'go through' (kata) shields (peltas).