US 11,738,978 B2
Working machine having an electrical energy storage unit
Tom Rushton, Uttoxeter (GB); and Richard Brooks, Uttoxeter (GB)
Assigned to J. C. Bamford Excavators Limited, Uttoxeter (GB)
Filed by J. C. Bamford Excavators Limited, Uttoxeter (GB)
Filed on Mar. 2, 2020, as Appl. No. 16/806,912.
Claims priority of application No. 1902827 (GB), filed on Mar. 1, 2019.
Prior Publication US 2021/0002111 A1, Jan. 7, 2021
Int. Cl. B60K 1/04 (2019.01); B66F 9/065 (2006.01); B66F 9/075 (2006.01); B66F 17/00 (2006.01)
CPC B66F 9/0655 (2013.01) [B66F 9/07554 (2013.01); B66F 9/07572 (2013.01); B66F 17/003 (2013.01); B60L 2200/42 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A working machine comprising:
a machine body having an operator cab,
a ground engaging propulsion structure to permit movement of the machine over the ground,
a load handling apparatus coupled to the machine body and moveable by a movement actuator with respect to the machine body, and
an electric energy storage unit for providing power to the working machine,
wherein the working machine comprises a longitudinal axis, wherein the operator cab is positioned towards a first side of the working machine with respect to the longitudinal axis, and the electric energy storage unit is positioned towards a second side of the working machine with respect to the longitudinal axis, wherein the first and second sides are located opposite each other,
wherein the electric energy storage unit comprises at least one electric energy storage module; wherein the working machine comprises a mount for at least a first electric energy storage module and a second electric energy storage module, the machine being operable with at least one of the first and second electric energy storage modules present,
wherein the mount is configured to receive a ballast module in place of the first or second electric energy storage module.