US 12,466,280 B2
Working machine
Roland Kvist, Braås (SE)
Assigned to VOLVO CONSTRUCTION EQUIPMENT AB, Eskilstuna (SE)
Filed by VOLVO CONSTRUCTION EQUIPMENT AB, Eskilstuna (SE)
Filed on Oct. 18, 2022, as Appl. No. 17/968,103.
Claims priority of application No. 21207212 (EP), filed on Nov. 9, 2021.
Prior Publication US 2023/0144575 A1, May 11, 2023
Int. Cl. H02J 7/00 (2006.01); B60L 5/00 (2006.01); B60L 53/12 (2019.01); B60L 53/14 (2019.01); B60L 53/16 (2019.01); B60L 53/30 (2019.01); B60L 53/36 (2019.01); B60L 53/38 (2019.01); H02J 50/10 (2016.01)
CPC B60L 53/36 (2019.02) [B60L 5/00 (2013.01); B60L 53/12 (2019.02); B60L 53/14 (2019.02); B60L 53/16 (2019.02); B60L 53/30 (2019.02); B60L 53/38 (2019.02); H02J 50/10 (2016.02); B60L 2200/40 (2013.01); B60L 2260/32 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A working machine, comprising
a working machine frame structure;
at least one electric machine configured to propel the working machine;
a re-chargeable energy storage system electrically connected to the at least one electric machine, wherein the at least one electric machine is operable by electric power received from the re-chargeable energy storage system;
a load implement body configured to receive a load, the load implement body being pivotably connected to the working machine frame structure at a pivot joint; and
an electrical charge element electrically connected to the re-chargeable energy storage system, the electrical charge element being arranged on a surface portion of the load implement body and configured to, in a charging state, receive electric power from a vertically elevated power source,
wherein the working machine is configured to bring the electrical charge element into the charging state by rotation of the load implement body around the pivot joint.