Induction machines without permanent magnets
US12095394B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 27, 2021 |
| Grant date | Sep 17, 2024 |
| Priority date | — |
| Expiry date | Sep 7, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K2201/12
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed are various embodiments for an induction machine having a rotor comprising a plurality of rotor core assemblies configured to form a toroidal magnetic torque tunnel having at least a first inductive tunnel segment and a second inductive tunnel segment and a stator having a plurality of coils configured to form a coil winding assembly, the coil winding assembly positioned within the toroidal magnetic torque tunnel, such that at least one of the plurality of coils is surrounded by the first inductive tunnel segment or the second inductive tunnel segment, alternatively the rotor may be the coil winding assembly and the stator may be the toroidal magnetic torque tunnel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.