Rotor cooling in rotary electric machines
US4513218A · kind A · utility
13Cited by
19References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 17, 1983 |
| Grant date | Apr 23, 1985 |
| Priority date | — |
| Expiry date | Oct 17, 2003 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K3/24
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A rotary electric machine including a stator in which a rotor is journalled. Coolant passages for a rotor winding are defined by the interstices between precision wound turns and winding layers to assure uniform distribution of coolant during operation to avoid mechanical balance problems and uniform cooling of components to assure long life.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.