Patent ID: 8784246
Filing Date: 2014-07-22
Classification: B60K,B60W,F16H,Y02T,Y10T

Abstract:
1. A series electric drive train for driving a ground engaging mechanism of a machine, the series electric drive train comprising: a first electric drive motor having a first motor output; a second electric drive motor having a second motor output; an electrical generator for providing electrical power to the first electric drive motor and the second electric drive motor; a planetary gear set having a sun gear, a carrier, and a ring gear, the sun gear being rotationally fixed to the first motor output and the ring gear being rotationally fixed to the second motor output, the carrier providing a rotational output of the planetary gear set; a ring brake associated with the ring gear to maintain the ring gear in a locked position; and a fixed gear drive linking the rotational output of the planetary gear set to the ground engaging mechanism.