Common mode choke
US12308151B2 · kind B2 · utility
0Cited by
5References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 15, 2021 |
| Grant date | May 20, 2025 |
| Priority date | — |
| Expiry date | Dec 18, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F2017/0093
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A common mode choke is provided, including a hollow ferrite core, a plurality of coils wound around the ferrite core, and a substrate. Each of the coils has a first end and a second end. The substrate is disposed on the side of the ferrite core and has a plurality of through holes. The first and second ends of the coils are engaged in the through holes. When viewed along the central axis of the ferrite core, the first and second ends of the coils are located on the outer side the ferrite core.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.