Patent ID: 11869690
Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  C | IPC B  C  H

Claim 3:
4. The rare earth magnet according to claim 1, wherein:
R1 is one or more Y and rare earth elements mandatorily containing Ce, Nd and R2,
T is one or more transition elements mandatorily containing one or more elements selected from the group consisting of Fe and Co,
in the core part, the molar ratio of the total of Y, Sc, La and Ce is from 0.10 to 0.90 relative to R1 in the entire core part,
in the core part, the molar ratio of Co is 0.40 or less relative to T in the entire core part, and
the rare earth magnet satisfies the following relationship:

0.44≤R24g/(R24f+R24g)≤0.51.