Power supply and transformer
US7254938B2 · kind B2 · utility
0Cited by
14References
47Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 16, 2003 |
| Grant date | Aug 14, 2007 |
| Priority date | — |
| Expiry date | Apr 2, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A circuit for providing a potential difference across a gap between two electrodes of a fuel reformer, oxides of nitrogen trap or soot filter regenerator for an internal combustion engine or the like. The circuit includes a power source, a transformer including a primary winding and a secondary winding for coupling across the electrodes. The power source is coupled to the primary winding. A switch or switches is/are coupled to the primary winding.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.