Toroidal coil motor
US5175462A · kind A · utility
13Cited by
14References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 1991 |
| Grant date | Dec 29, 1992 |
| Priority date | — |
| Expiry date | Aug 30, 2011 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K7/09
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A toroidal coil motor characterized by the provision of an annular iron core in which laminate-fixing holes whose number is the least common multiple with respect to the number of magnetic poles and the number of toroidal coils are provided symmetrically in a direction of the circumference of the annular iron core.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.