Permanent magnet structure for brushless motor and power assist actuator using the same
US6713921B2 · kind B2 · utility
12Cited by
26References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 8, 2001 |
| Grant date | Mar 30, 2004 |
| Priority date | — |
| Expiry date | Sep 13, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K2201/06
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A permanent magnet structure for use in brushless motors is disclosed. In an exemplary embodiment of the invention, the magnet structure includes a parallelogram shaped body. The body has an outer surface and an inner surface, with the outer surface and the inner surface being arcuate in shape.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.