Patent · US Active

Additive manufacturing of Nd-Fe-B magnets with insulating layers

US11923133B2 · kind B2 · utility

0Cited by
2References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 30, 2021
Grant dateMar 5, 2024
Priority date
Expiry dateNov 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.