Stator of an electrical machine
US7245055B2 · kind B2 · utility
25Cited by
3References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 23, 2004 |
| Grant date | Jul 17, 2007 |
| Priority date | — |
| Expiry date | Mar 23, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K1/148
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A stator core for an electrical machine and a method for producing the same. Said stator core comprising a core back and a plurality of teeth arranged circumferentially at the core back and extending radially there from. The core back being made of at least one sheet of electrically insulated soft magnetic material arranged as a spiral. Said method comprising the acts of winding a sheet of electrically insulated soft magnetic material into a spiral in order to form a core back and attaching a plurality of teeth to the core back so that the teeth are circumferentially separated and extends radially from the core back.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.