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Marble Trebuchet

by Zarquon Nov 12, 2012
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Can it throw a 90kg projectile over 300 meters?

Not sure if it's feasible for the scaled up design, or if your competition allows it, but the addition of wheels may also help increase its range- http://www.pbs.org/wgbh/nova/lostempires/trebuchet/wheels.htmlwww.pbs.org/wgbh/nova/lostempi...

It's been considered before but the
wheeled configuration is primarily for a fixed weight trebuchet.
When the weight can swing anyway you don't see much of an

We're more concerned with keeping the
path the weight travels smooth and not intersecting with the frame
supports. When the whole frame is moving it's difficult to keep
square enough.