Glow discharge lamp
US4904900A · kind A · utility
8Cited by
18References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 10, 1989 |
| Grant date | Feb 27, 1990 |
| Priority date | — |
| Expiry date | Jul 10, 2009 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J61/64
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A glow discharge lamp that includes a light transmitting envelope containing a noble gas fill material and a pair of electrodes disposed in the envelope. Lead-in wires couple to the electrodes and extend to and are hermetically sealed in the envelope. The anode electrodes is comprised of a refractory metal piece, preferably a molybdenum foil strip, supported from an end of a single lead-in wire that is preferably swagged to the metal strip.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.