Short arc lamp with improved thermal characteristics
US4633128A · kind A · utility
52Cited by
2References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 17, 1985 |
| Grant date | Dec 30, 1986 |
| Priority date | — |
| Expiry date | May 17, 2005 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J61/86
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A short arc type lamp having a concave reflecting wall including a convex space formed behind the concave wall such that the reflecting wall is relatively thin near the focal point of the lamp and relatively thicker radially outward. A copper sleeve member is attached to the reflecting wall within the convex space to conduct heat from the reflecting wall to the exterior wall of the lamp.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.