Provided is a three-dimensional rigid ball driving system including: a support frame having a polyhedral shape; a rigid ball positioned at the center of an inner portion of the support frame; a plurality of ball bearings installed at corners of inner sides of the support frame, respectively, and contacting a surface of the rigid ball; and a plurality of electromagnets disposed around the ball bearings and generating magnetic fields to rotate the rigid ball; and a controller controlling the electromagnets to control a rotation direction and a rotation speed of the rigid ball.
Three-dimensional rigid ball driving system
2017-09-05
Patent
Elektronische Ressource
Englisch
Three-point rigid frame suspension direct driving type driving device
Europäisches Patentamt | 2020
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