Motor control arrangement
US4827196A · kind A · utility
16Cited by
32References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 3, 1987 |
| Grant date | May 2, 1989 |
| Priority date | — |
| Expiry date | Dec 3, 2007 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02P6/28
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A motor control arrangement for a brushless dc motor is characterized by referencing the motor commutation and current controls at a potential different from that used by the motor. As a result a dynamic control range on the order of 400:1 may be achieved.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.