Gyroscopic Wheel Replaces Training Wheels on Bicycles...

(YouTube Link) Bicycle maker Gyrobike has inv...  ...Link) Bicycle maker Gyrobike has invented the " Gyrowheel " -- a wheel with a motor-driven gyroscope inside...  ...a wobble when they’re eventually taken off. The Gyrowheel uses the “gyroscopic precession” of the indep...

http://www.neatorama.com/2009/09/30/gyroscopic-wheel-replaces-training-wheels-on-bicycles/