Multilayer ceramic coil and motor using the same
US7071805B2 · kind B2 · utility
5Cited by
7References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 2, 2002 |
| Grant date | Jul 4, 2006 |
| Priority date | — |
| Expiry date | Apr 23, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24917
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A multilayer ceramic coil (4) for use in a compact motor is configured so that ceramic layers (4c) having a plurality of coil patterns (4a) and (4b) printed using a conductive paste are laminated, and that the coil patterns in respective layers are electrically connected via thru-holes (4d) to form a single multilayer ceramic structure having a plurality of phases of patterned-coil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.