Rubber Band Trebuchet

The rubber band should pull on the sides of the vertical curve not the sides of the hooks.

Rubber band trebuchet.

Tape the rubber band onto the stick about 1 inch below the paper cup. The trebuchet is a medieval device not unlike a catapult that was used in warfare to hurl damaging objects from afar into areas that were otherwise inaccessible such as over castle walls and into forts. If it s too tight it will deform the hooks and if it s just snug you will actually get a little assist from the rubber. My trebuchet is a bit different than some of the others that you see in that uses a rubber band instead of a counterweight.

Don t make the rubber band really tight. This kind of siege engine is called a spring trebuchet a form of a torsion trebuchet. Drill with bits wrenches rotary tool with bits clamps procedure. This catapult works by storing elastic potential energy the type of energy you get from stretching something such as a rubber band or a spring and rapidly converting it to kinetic energy the energy of motion of a projectile in that case a cotton ball.

A trebuchet works differently. Rubber band trebuchet materials. This catapult worked by storing elastic potential energy the type of energy you get from stretching something such as a rubber band or a spring and rapidly converting it to kinetic energy the.