Power dimmer
US6294901A · kind A · utility
37Cited by
17References
23Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 24, 1998 |
| Grant date | Sep 25, 2001 |
| Priority date | — |
| Expiry date | Apr 24, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02M5/2573
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention relates to a power dimmer of a load, powered by an a.c. voltage, of the type including a bidirectional switch associated in series with the load, the switch being normally closed and controllable to be opened upon each halfwave of the a.c. voltage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.