Method of fixing mercury containing alloy within fluorescent tubes
US5879216A · kind A · utility
1Cited by
0References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 5, 1997 |
| Grant date | Mar 9, 1999 |
| Priority date | — |
| Expiry date | Mar 5, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J61/28
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
By applying radiation beam energy to a contact portion between an end portion 7 of a glass tube 1 and a zinc-mercury alloy drop 6 and the vicinity thereof by means of an optical fiber 5, the alloy drop 6 is directly heated so as to be caused to partly melt at a bottom portion thereof and fixed firmly to an inner wall surface of the end portion 7 of the glass tube without causing variations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.