High power tungsten halogen lamp lifetime improvement through J-hook design
US11881392B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 11, 2023 |
| Grant date | Jan 23, 2024 |
| Priority date | — |
| Expiry date | May 11, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01K7/00
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lamp and epitaxial processing apparatus are described herein. In one example, the lamp includes a bulb, a filament, and a plurality of filament supports disposed in spaced-apart relation to the filament, each of the filament supports having a hook support and a hook. The hook includes a connector configured to fasten the hook to the hook support, a first vertical portion extending from the connector toward the filament, and a rounded portion extending from an end of the first vertical portion distal from the connector and configured to wrap around the filament. A second vertical portion extends from an end of the rounded portion distal from the first vertical portion and the second vertical portion has a length between 60% and 100% of the length of the first vertical portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.