Building Plans

 Trebuchet  Building Plans -The first thing you will need to describe the shape of the full model, including the slap opponent and the sliding door handle. Since the physics is quite complicated, however, the approach to first briefly some simple versions of the machine, with each successive model closer approximate the actual device.

A trebuchet works by using the principle of mechanical advantage of the lever a rock or other projectile swing to drive off the ground.
You can refer to how Trebuchet: http://www.designandcad.com.au

free trebuchet Building Plans  made ​​of PVC:
The first thing you will need to describe the shape of the full model, including the slap opponent and the sliding door handle.

Since the physics is quite complicated, however, the approach to first briefly some simple versions of the machine, with each successive model closer approximate the actual device.
For full free trebuchet plans drawn by PVC you can refer:http://www.designandcad.com.au