The build process is shown in the videos below. Mechanical portion has not been published, but code is available here. The first clip deals with making the basic frame and controls of the device, while the second outlines the process of "perfectening" it to the point where it rolls around nicely and add a few fun accessories.
OMNI Wheel Robotics Platform
This device uses 4 servo-driven wheels to slide forwards, backwards, left, right, and turn. Currently under serial or Bluetooth control.
AdvancedWork in progressOver 1 day3,506