ALEXANDRIA, Va., July 9 -- United States Patent no. 12,352,007, issued on July 8, was assigned to YANMAR HOLDINGS Co. LTD. (Osaka, Japan).
"Electric work vehicle" was invented by Alexandre Carton (Saint-Dizier, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "To install an energy storage device with sufficient capacity thereby to extend operating time of an electric work machine, even for a small electric work machine. A hydraulic excavator, as an electric work machine, includes an electric motor, an energy storage device that stores electric power for driving the electric motor, and a hydraulic pump driven by the electric motor. The electric motor and the hydraulic pump are vertically located alongside...