US 11,865,923 B2
Drive device for electric truck
Karthikeyan Premkumar, Tamil Nadu (IN); Aydogan Cakmaz, Kanagawa (JP); Pradeep Kumar Thimmaiyan, Tamil Nadu (IN); Manish Saxena, Tamil Nadu (IN); Karthikeyan Suryanarayanan, Tamil Nadu (IN); and Gopinath Murugan, Tamil Nadu (IN)
Assigned to Daimler Truck AG, Leinfelden-Echterdingen (DE)
Appl. No. 17/782,490
Filed by Daimler AG, Stuttgart (DE)
PCT Filed Dec. 8, 2020, PCT No. PCT/JP2020/045613
§ 371(c)(1), (2) Date Jun. 3, 2022,
PCT Pub. No. WO2021/153013, PCT Pub. Date Aug. 5, 2021.
Claims priority of application No. 2020-010654 (JP), filed on Jan. 27, 2020.
Prior Publication US 2022/0410693 A1, Dec. 29, 2022
Int. Cl. B60K 7/00 (2006.01); B60G 11/56 (2006.01)
CPC B60K 7/0007 (2013.01) [B60G 11/56 (2013.01); B60K 2007/0038 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A drive device for an electric truck provided with double-tires, the drive device comprising:
drive units provided to each of the double-tires on left and right sides of the electric truck, each of the drive units including a drive unit housing integrally accommodating a motor that generates drive power, a reducer that reduces a rotation speed of the motor, and a final gear that is connected to the reducer and transfers the drive power of the motor to a drive shaft of the double-tire;
a suspension part provided above the final gear in the drive unit housing of each of the drive units; and
a steering gear part provided above and integrated with the suspension part and configured to steer the double-tire.