Patent ID: 8550949
Filing Date: 2013-10-08
Classification: B60K,B60W,B60Y,B62M,F16H,H02K,H02P,Y02T,Y10S

Abstract:
1. An electromotive device comprising: a plurality of balls arranged angularly about an axis; a first disc in contact with the balls; a second disc in contact with the balls, wherein the first and second discs are positioned relative to one another on opposite sides of the plurality of balls; an idler in contact with the balls, the idler positioned radially inward of the balls; an electrical stator configured to rotate about said axis, wherein the electrical stator is directly coupled to one of the first disc, second disc, or idler; an electrical rotor configured to rotate about said axis, wherein the electrical stator is directly coupled to one of the first disc, second disc, or idler; wherein the electrical stator and the electrical rotor are configured relative to one another to together function as an electrical motor or as an electrical generator.