Electric motor having a stator with an end core part having a different shape than a central core part
US6222296A · kind A · utility
11Cited by
10References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 15, 1998 |
| Grant date | Apr 24, 2001 |
| Priority date | — |
| Expiry date | Apr 15, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K1/16
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electric motor, wherein a space factor of a coil in a stator or a rotor is enhanced, and which has a central part core comprising a plurality of laminated electromagnetic steel plates stamped out into a predetermined slot sectional shape and an end part core which is disposed on at least one end part toward a laminating direction of the central part core and a core shape of the end part core is different from the core shape of the central part core.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.