Metal Halide Lamp
AssigneeOsram Gesellschaft Mit Beschraenkter Haftung
InventorsRoland Huttinger, Stefan Jungst, Khanh Pham Gia, Steffen Walter
Life of this patent
Estimating the term…
Abstract
The invention relates to a metal halide lamp comprising a ceramic discharge vessel (10), characterized in that an MoV leadthrough is connected to a PCA element (Al2O3) by means of a specific adhesive layer containing Al and Mo.
Claims6
A metal halide lamp, which comprises a light-permeable ceramic discharge vessel consisting of Al2O3 (PCA), leadthroughs protruding into the discharge vessel through openings at its ends, each leadthrough being manufactured at least partially from molybdenum/vanadium alloy, referred to below as the MoV part, and bearing an electrode, the leadthrough being sealed off in the opening, characterized in that the MoV part of the leadthrough is sealed off in a PCA part via an adhesive layer, which contains Al and Mo at the same time.
Dependencies are inferred from the claim text.