The trebuchet, a weapon used as early as the fourth century BC, is known for its use of a counterweight, unlike catapults that rely on tension, to fling heavy projectiles out to great distances ...

The Citadel of Damascus. Ph.D. diss. University of California. LA. Chevedden P.E. 1998. The Hybrid Trebuchet: The Halfway Step to the Counterweight Trebuchet. In D.J. Kagay and T.M. Vann eds. On the ...

There are five elements you can adjust in your trebuchet: stone ball weight sling length counterweight design distance from the castle whether to add wheels Build it right, and you will crush the ...