Admin 867 09 Nov, 2014
Buy at https://www.shapeways.com/model/2607487/corn-gear.html Copyright (c) 2014, M. Oskar van Deventer. Corn Gear is a gear-design exercise. The teeth of the gears are wound in a helix around a cylinder at a 13:5 angle. Two mirror-image corn gears can roll over each other at 0 degrees, like normal gears, but at 90 degrees as well. The corn gears can also roll over a flat gear bed.