Synchronous electric converter motor
US4463295A · kind A · utility
2Cited by
2References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 25, 1982 |
| Grant date | Jul 31, 1984 |
| Priority date | — |
| Expiry date | Jun 25, 2002 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02P1/46
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electric converter motor of synchronous design is used as a hoist by supplying two legs of the stator winding with DC current from a frequency converter to maintain the field during standstill. The converter is connected to the power network.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.