Electrodeless low-pressure discharge lamp
US4927217A · kind A · utility
17Cited by
9References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 8, 1988 |
| Grant date | May 22, 1990 |
| Priority date | — |
| Expiry date | Jun 8, 2008 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J65/048
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The electrodeless low-pressure discharge lamp has a lamp vessel (1) with a protuberance (2), in which an electrical coil (4) is situated around a soft magnetic body (3). A heat-resistant envelope (5) separates the coil (4) from the body (3).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.