Composite electric motor shaft
US6072252A · kind A · utility
20Cited by
24References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 3, 1997 |
| Grant date | Jun 6, 2000 |
| Priority date | — |
| Expiry date | Apr 3, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S464/903
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A composite electric motor shaft including axially distributed metallic and nonmetallic sections joined together exhibit increased mechanical damping, increased rotor critical speed, improved corrosion resistance and improved motor performance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.