Dynamo-electric machine
US7071586B2 · kind B2 · utility
6Cited by
18References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 4, 2002 |
| Grant date | Jul 4, 2006 |
| Priority date | — |
| Expiry date | Nov 3, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K3/24
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electric rotating machine capable of lowering the temperature of a rotor disposed, wherein at least one of closed ventilation loops for cooling is formed, one of the loops constituting a ventilation passage communicating with an exhaust side through a heat source of the end of the generator to a cooler, thereby to supply cooling wind to the rotor after it passes through the cooler.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.