Japan, July 14 -- HITACHI CONSTR MACH CO LTD has got intellectual property rights for 'DUMP TRUCK, AND POWER SUPPLY SYSTEM.' Other related details are as follows:
Application Number: JP,2025-093008
Category (FI): H02J7/34@A,H02J7/00@B,H02J7/00@P,H02J7/00,H02J7/82
Stage: PROBLEM TO BE SOLVED: To provide a dump truck capable of using regenerative braking even when the charge rate of the storage device is high, without installing a power supply device including a contact wire on the downhill.SOLUTION: A dump truck 2 includes a power reception unit 21, a power storage device 22, a sensor 23, a drive motor 24, an inverter 25, a DC/DC converter 26, a resistor 27, a chopper circuit 28, and a control unit 29. The control unit 29 controls the DC/...