Patent · US Active

High-pressure discharge lamp with improved discharge vessel structure

US7459854B2 · kind B2 · utility

0Cited by

8References

4Claims

0Family size

Assignee

Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH · DE

Inventors

Dirk Grundmann · Berlin, DE
Conrad Schimke · Berlin, DE

Key dates

Filing date	Aug 25, 2005
Grant date	Dec 2, 2008
Priority date	—
Expiry date	Sep 27, 2026

Classification

Technology area (CPC H)Electricity
CPC primaryH01J61/30
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A high-pressure discharge lamp for a vehicle headlight having a discharge vessel and electrodes arranged therein for the purpose of generating a gas discharge, the discharge vessel having a central section which is delimited by two planes which are arranged perpendicularly to the connection path of the discharge-side ends of the electrodes and each extend through the discharge-side end of one of the electrodes, wherein the volume, which is arranged in said central section and is filled by the material of the discharge vessel, is greater than or equal to 95 mm3.

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