Motor control device
US7741792B2 · kind B2 · utility
2Cited by
9References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 14, 2007 |
| Grant date | Jun 22, 2010 |
| Priority date | — |
| Expiry date | Aug 1, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/72
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A motor control device includes: a motor that has a plurality of rotors which respectively have a magnetic piece, which drives or supplementarily drives a vehicle; a phase changing mechanism that changes relative phases of the plurality of rotors, and sets these to a predetermined induced voltage constant; and a speed control device that controls a phase changing speed of the phase changing mechanism.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.