Rotor and motor
US9276444B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 7, 2013 |
| Grant date | Mar 1, 2016 |
| Priority date | — |
| Expiry date | Feb 26, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K1/2773
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A rotor includes a first rotor core, a second rotor core, a field magnet, and an adhesive. The first rotor core includes a first core base, having a first magnet fixing surface, and a plurality of first claw-poles. The second rotor core includes a second core base having a second magnet fixing surface, and a plurality of second claw-poles. The field magnet includes a first axial end face and a second axial end face. At least one of the first magnet fixing surface and the first axial end face includes a first adhesive recess that receives an adhesive. At least one of the second magnet fixing surface and the second axial end face includes a second adhesive recess that receives the adhesive.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.