Method of making permanent magnets and product
US4282046A · kind A · utility
2Cited by
12References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 16, 1979 |
| Grant date | Aug 4, 1981 |
| Priority date | — |
| Expiry date | Jul 16, 1999 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F1/0306
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A hard magnetic article made by casting a magnetically soft amorphous metal ribbon and shaping it to the form and size of the desired permanent magnet article, and then heat treating the resulting soft magnetic body and thereby converting the metal of the ribbon to the hard magnetic state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.