2020年10月2日 · The flywheel is spun up to speed using a hand crank, through a timing belt and a set of hybrid 3D printed and CNC aluminium gears. Once spun up to sufficient angular …

2023年7月14日 · The flywheel is spun up to speed using a hand crank, through a timing belt and a set of hybrid 3D printed and CNC aluminium gears. Once spun up to sufficient angular …

One of his drawings shows almost an exact replica of the commonly-used trebuchet catapult. However, others of his drawings show modifications such as levers and wheels to crank the …

2018年12月13日 · The pulley system was based upon the trebuchet size with smaller ones using a hand crank while larger ones would require what was essentially a human sized hamster …

2013年1月30日 · To create the winch to crank the arm down, we drilled a hole in either end of a small dowel with a pin drill. Make sure the holes are through at a 90 degree angle to each …

Here i will show you how to add functioning wheels to your trebuchet. Step 1: Cut Out Your Wheels and Glue on Your Axel Holders. Cut out your wheels with a circular bit to have a wheel …

By doing this you allow the counterweight to travel in a near straight line that allows for an smoother arch of the arm and more effective transfer of energy to the projectile. - At the base …

Building a LEGO trebuchet using wheels as counterweights is a fantastic way to explore mechanics and physics while having a great time! Follow this guide to create your own LEGO …

This Instructable is a guide to building 2 simple traction trebuchets from a single bicycle. One trebuchet uses the front forks and front wheel - the other uses the frame and bottom bracket.

2009年5月17日 · Counterweight attached to a rope wrapped around a wheel or pulley like part if the arm around the axle. The wheel can be well under a full circle, and can be very irregularly …