Patent · US Active

High-pressure discharge lamp with halogens

US7973482B2 · kind B2 · utility

0Cited by

19References

8Claims

0Family size

Assignee

OSRAM Gesellschaft mit beschraenkter Haftung · DE

Inventors

Michael Brinkhoff · Lingen (Ems), DE
Hans-Jürgen Keck · Engelskirchen, DE
Rainer Kling · Dossenheim, DE

Key dates

Filing date	Apr 14, 2005
Grant date	Jul 5, 2011
Priority date	—
Expiry date	Jul 20, 2026

Classification

Technology area (CPC H)Electricity
CPC primaryH01J61/36
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A high-pressure discharge lamp with an axial symmetry axis and metal halogenide filling has electrodes with shafts designed as pins with a diameter of 0.5 to 1.15 mm. The halogen for the halogenide is composed of iodine and possibly bromine components, iodine being used alone or in combination with bromine, and the bromine/iodine atomic ratio amounting to maximum 2.

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