ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,441,283, issued on Oct. 14, was assigned to Hitachi Construction Machinery Co. Ltd. (Tokyo).
"Dump truck" was invented by Masanori Ichinose (Tokyo), Atsushi Kitaguchi (Tsuchiura, Japan) and Kazunori Ishihara (Tsuchiura, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A dump truck reduces drive wheel braking torques to avoid locking drive wheels during slipping and generates braking torques for driven wheels to ensure an overall braking torque using a controller that outputs a regenerative torque command value, corresponding to a brake pedal operation amount, to an inverter that regeneratively controls electric motors. The controller reduces the reg...