| 
                    
                     
| Search over one million articles, find something about almost anything!
 |  |  |  |  | 
   |  | 
                    
                     
| 
| Dynabee |  | 
... in a circular fashion. The groove inside the device, is a little wider than the axis, and the gyroscope's evasive action towards the externally applied force will cause one ... |  |    |