Additive manufacturing of Nd-Fe-B magnets with insulating layers
US11923133B2 · kind B2 · utility
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2References
20Claims
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Key dates
| Filing date | Nov 30, 2021 |
| Grant date | Mar 5, 2024 |
| Priority date | — |
| Expiry date | Nov 30, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F1/0577
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Permanent magnets and method of making the same are provided. The magnets include a magnetic layer having an insulation layer disposed thereon. The insulation layer is formed via additive manufacturing techniques such as laser melting such that that it has discrete phases including a magnetic phase and an insulating phase.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.