Magnetic material, permanent magnet, rotary electrical machine, and vehicle
US10490325B2 · kind B2 · utility
1Cited by
4References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 22, 2017 |
| Grant date | Nov 26, 2019 |
| Priority date | — |
| Expiry date | May 23, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K7/1823
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An magnetic material is a magnetic material expressed by a composition formula: (R1-xYx)aMbTcAd, which includes a main phase consisting of a ThMn12 type crystal phase. 30 atomic percent or more of the element M in the composition formula is Fe.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.