Quote Originally Posted by cunctator
With the exception that unlike a large bow, the energy in most ancient artillery pieces, and all variants that are in EB, was stored in torsion springs not the limbs as in the case of a bow. Basically the sinews of the spring were twisted when the weapon was charged and nothing else was bend/streched as a bow, thus the frame of these machines has not to consist of any elastic materials.
Flexion vs Torsion








A 1 talent palintonon