Low-abrasion rotating structure
US7291952B2 · kind B2 · utility
1Cited by
6References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 13, 2005 |
| Grant date | Nov 6, 2007 |
| Priority date | — |
| Expiry date | Jan 13, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K7/09
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A low-abrasion rotating structure includes a stator set, a rotor set, and a rotating shaft. A stator hole is defined at a center of the stator set. A rotor hole is defined at a center of the rotor set. The rotating shaft is disposed in both the stator hole and the rotor hole to connect the stator set and the rotor set, and is rotatable in respect to the stator set and the rotor set.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.