Patent · US Active

Mercury-free discharge lamp having a translucent discharge vessel

US8736165B2 · kind B2 · utility

0Cited by

5References

10Claims

0Family size

Assignee

OSRAM Gesellschaft mit beschraenkter Haftung · DE

Inventors

Florian Bedynek · Berlin, DE
Matthias Bruchhausen · Berlin, DE
Grigorios Tsilimis · Hamburg, DE
Frank Werner · Berlin, DE

Key dates

Filing date	Sep 10, 2009
Grant date	May 27, 2014
Priority date	—
Expiry date	Mar 6, 2030

Classification

Technology area (CPC H)Electricity
CPC primaryH01J61/827
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A mercury-free discharge lamp with an electrical power consumption of less than 35 Watts may include a translucent discharge vessel which has a discharge space into which electrodes protrude for generating a gas discharge, wherein metal halides and ignition gas are contained in the discharge space, wherein the metal halides are present in a quantity in the range from 5 milligrams to 15 milligrams per 1 milliliter of discharge space volume in the discharge space.

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