How are you Driving?

[Electronica1]

Originally Posted by pfreivald

Why not belts?

We're using belts, VEXPro mecanum wheels, and 2" Colsons with tread cut into them.

The way our octocanum system works, 3 inch Colsons are held in their own modules to make the modules as small as possible (and in turn lighter). When we shift, the sprocket on the mecanum wheel and the sprocket on the colson wheels get a 1/8 of an inch closer together. We use chain because the teeth are larger on a sprocket than on a pulley. In the end we only add less than 5 lbs to a normal mecanum system which sounds like a decent trade off, especially when all you have to do to switch to normal mecanum (because plan B is a great thing to have) is just unbolt the modules.

Our very early prototype