Patent · US Active

Inner coating of lamp vessels, such as discharge vessels of gas discharge lamps

US7965043B2 · kind B2 · utility

0Cited by

4References

24Claims

0Family size

Assignee

Auer Lighting GmbH · DE

Inventors

Thomas Kupper · Zürich, CH
Margareta Hamel · Bovenden, DE
Christoph Mölle · Bad Gandersheim, DE
Dietmar Ehrlichmann · Berlin, DE
Rainer Kronfoth · Berlin, DE
Klaus Gunther · Voerde, DE

Key dates

Filing date	Dec 19, 2005
Grant date	Jun 21, 2011
Priority date	—
Expiry date	Sep 6, 2026

Classification

Technology area (CPC H)Electricity
CPC primaryH01K1/32
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The invention relates to a discharge vessel of a quartz glass for discharge lamps with a diffusion barrier inner layer of silicon oxide, which as a single layer is applied and/or is generated on the inner surface as well as to a method for generating and/or applying such a diffusion barrier inner layer and to the use of such a discharge vessel.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.