Flash apparatus
US6150770A · kind A · utility
4Cited by
5References
13Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Feb 16, 1999 |
| Grant date | Nov 21, 2000 |
| Priority date | — |
| Expiry date | Feb 16, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B41/34
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
In a flash apparatus capable of making high-speed repeating light emission, a self-maintaining switch element provided for various purposes is prevented from erroneously operating due to the high-speed repeating light emission, by providing a circuit element which reverse-biases a control electrode of the self-maintaining switch element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.