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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.
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).
The first success was due to German general E. Schramm in collaboration with A. Rehm. [10] They used horse hair for the springs, and achieved the distance of over 300 m (980 ft) with 1 lb (0.45 kg) lead shot, and using another machine, 370 m (1,210 ft) with 1 m (3 ft 3 in) bolt. This bolt penetrated an iron-plated shield 3 cm (1.2 in) thick to ...
The harpax or harpago (Koinē Greek: ἅρπαγα lit. "grabber, seizer, robber"; GEN ἅρπαγος harpagos) [1] was a Roman catapult-shot grapnel created by Marcus Vipsanius Agrippa for use against Sextus Pompey during the naval battles of the Sicilian revolt. [2] The harpax allowed an enemy vessel to be harpooned and then winched ...
Pont du Gard (1st century AD), over the Gardon in southern France, is one of the masterpieces of Roman technology. Ancient Roman technology is the collection of techniques, skills, methods, processes, and engineering practices which supported Roman civilization and made possible the expansion of the economy and military of ancient Rome (753 BC – 476 AD).
Starting around 200 BCE, the architects of the Roman Empire were building impressive concrete structures that have stood the test of time — from the soaring dome of the Pantheon to the sturdy ...
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 Roman army then began building a siege ramp against the city walls, and when these works were disrupted by the Jews, Vespasian set 160 engines, catapults and ballistas, backed by lightly armed troops, slingers and archers, to dislodge the defenders from the walls. These were in turn met with repeated sallies by the besieged, but work on the ...