Electric motor having a stator
US7247967B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 9, 2004 |
| Grant date | Jul 24, 2007 |
| Priority date | — |
| Expiry date | Jan 7, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K3/28
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electric motor stator including a yoke having a plurality of yoke laminations. A body portion is formed as part of each of the plurality of yoke laminations. A first tooth is continuous with the body portion and is formed as part of at least a portion of the plurality of yoke laminations. The first tooth defines a first tooth profile. A first tooth attachment portion is formed as part of the plurality of yoke laminations. A second tooth includes a plurality of tooth laminations. Each tooth lamination of the second tooth includes a second tooth attachment portion and defines a second tooth profile that differs from the first tooth profile. The second tooth attachment portion is engaged with the first tooth attachment portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.