Electronic flash unit with alternative capacitor switching
US6456797B1 · kind B1 · utility
5Cited by
14References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 13, 2000 |
| Grant date | Sep 24, 2002 |
| Priority date | — |
| Expiry date | Nov 17, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B2215/0592
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electronic flash unit has alternative (dual) capacitor switching to reduce flash ready time for flash firing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.