Cathode for electronic flash tube
US5606219A · kind A · utility
1Cited by
8References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 10, 1995 |
| Grant date | Feb 25, 1997 |
| Priority date | — |
| Expiry date | Oct 10, 2015 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J61/80
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A xenon electronic flash tube has a transparent glass tube body. Xe gas is enclosed in the tube body. An anode is projected inside the tube body. A cathode, inside the tube body, is projected toward the anode, and includes base metal material and a Cs compound having a characteristic of emitting electrons, such as Cs.sub.2 Ta.sub.2 O.sub.6.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.