Compact centrifugal pump with magnetically suspended impeller
US11378090B2 · kind B2 · utility
0Cited by
37References
27Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 9, 2020 |
| Grant date | Jul 5, 2022 |
| Priority date | — |
| Expiry date | Mar 30, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K49/106
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A centrifugal fluid pump with a fully magnetically suspended rotor to improve blood compatibility when pumping blood is disclosed. The pump stabilizes radial displacements of a disc-like rotor with active control through separate electric motor and magnetic bearings to improve the pump's critical performances including device packaging size, system simplicity and reliability, stiffness and other dynamic performances of suspension, power efficiency, and others.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.