Rotary electric machine having auxiliary permanent magnets
US5973435A · kind A · utility
57Cited by
4References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 6, 1998 |
| Grant date | Oct 26, 1999 |
| Priority date | — |
| Expiry date | May 6, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K21/044
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A rotor of an alternator having a plurality of claw poles, a plurality of auxiliary permanent magnets and a magnet holder for the permanent magnets. The magnet holder is composed of soft resinous holding members, connecting bands and heat-resistant members. Each of the heat resistant members is disposed between the claw poles and holding members to prevent heat transfer from the claw poles to the holding members.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.