Electric motor having a printed circuit board attached to a stator and at least partially supporting a bearing
US7109621B2 · kind B2 · utility
3Cited by
26References
32Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 20, 2004 |
| Grant date | Sep 19, 2006 |
| Priority date | — |
| Expiry date | Aug 20, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K5/1672
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electric motor that includes a stator, a rotor including a rotor shaft and a support member coupled to the stator. A first bearing is at least partially disposed within the support member and a printed circuit board is coupled to the stator. A second bearing is at least partially disposed within the printed circuit board. The first bearing and the second bearing cooperate to support the rotor shaft for rotation relative to the stator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.