Patent ID: 8758178

Claim:
A wheel hub motor comprising: a first motor; a second motor; a first sun gear connected to the first motor; a first pinion gear that meshes with the first sun gear; a first carrier that, rotatably and revolvably about the first sun gear, holds the first pinion gear; a clutch device capable of regulating a rotation of the first carrier; a first ring gear that meshes with the first pinion gear, the first ring gear being connected to the second motor; a second sun gear connected to the first motor; a second pinion gear that meshes with the second sun gear; a third pinion gear that meshes with the second pinion gear; a second carrier that, individually rotatably and revolvably about the second sun gear, holds the second pinion gear and the third pinion gear, the second carrier being connected to the first ring gear; and a second ring gear that meshes with the third pinion gear, the second ring gear being connected to a wheel of an electric vehicle.