Japan Intellectual Property Rights: CRANE

Japan, March 5 -- MITSUI E & S MACH CO LTD has got intellectual property rights for 'CRANE.' Other related details are as follows:

Application Number: JP,2024-046745

Category (FI): B66C13/12@D,B66C19/00@A

Stage: PROBLEM TO BE SOLVED: To provide a crane that is able to more surely restrict an increase in an electrical current value output from a power supply device, caused by generation of an inrush electrical current.SOLUTION: In a crane 10 including a converter 21, an inverter 22, and an electric motor 23, an electrical current value of DC power output from the converter 21 is equal to or larger than a rated electrical current value Ir of the converter 21, and is limited to a limited electrical current value Ib smaller than a peak elect...