Composite magnetic core assembly, magnetic element and fabricating method thereof
US8487733B2 · kind B2 · utility
17Cited by
19References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 22, 2010 |
| Grant date | Jul 16, 2013 |
| Priority date | — |
| Expiry date | Feb 12, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49073
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A composite magnetic core assembly includes an inner magnetic core and an outer magnetic core. The inner magnetic core is made of a high saturation flux density and low permeability material. The outer magnetic core is made of a low saturation flux density and high permeability material. The outer magnetic core includes a ring-shaped wall and a receptacle. The inner magnetic core is accommodated within the receptacle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.