Japan, July 14 -- TOYO ELECTRIC MFG CO LTD has got intellectual property rights for 'ROTOR OF ELECTRIC MOTOR.' Other related details are as follows:
Application Number: JP,2022-208948
Category (FI): H02K1/276,110,H02K1/276
Stage: PROBLEM TO BE SOLVED: To provide a rotor of an electric motor in which a plurality of slots is open in a portion close to an outer circumference, permanent magnets 3 are inserted in the respective slots, a sectional shape of each of the slots in a direction orthogonal to the axis direction has a radially outer side that has a circumferential direction length longer than the circumferential direction length of a radially inner side, and is a line symmetric rectangular having four R-shaped corners, and a sectional...