Power supply device for an electric motor method for operation of an electric motor
US7781992B2 · kind B2 · utility
3Cited by
11References
26Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 15, 2005 |
| Grant date | Aug 24, 2010 |
| Priority date | — |
| Expiry date | Jul 6, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02P3/24
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A power supply device for an electric motor, operated either in a normal operating mode and/or an emergency operating mode, in particular, for an actuator in a motor vehicle and a method for operation of an electric motor in a normal operating mode and/or an emergency operating mode, in particular, for an actuator in a motor vehicle. The electric motor is powered by AC in the normal operating mode and by DC in the emergency operating mode, in particular, in a fault situation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.