Strengthening the edges?

And providing a 100% guarantee the sphere can’t flip? Well, adding a set of curved aluminium edges to the sphere is one cheap and easy way to do this. Extruded aluminium is only £4 a meter and the 20mm sections can be slightly curved and bolted to the existing...

Computer says “Arrrgggghhhh”!

Computers are great for taking what you’ve already done, copying it and presenting it again… Apart from my laptop. I made a test for a Yaw omnichain and my computer was so slow it was running backwards…. Anyway, I’m sure you get the...