Patent · US Expired

Incandescent lamp for motor vehicle headlights

US6879102B2 · kind B2 · utility

2Cited by

12References

7Claims

0Family size

Assignee

Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH · DE

Inventors

Gerhard Behr · Riedlingen, DE
Manfred Bühler · Herbrechtingen, DE
Christian Seichter · Herbrechtingen, DE
Klaus Wittmann · Maurepas, FR

Key dates

Filing date	May 1, 2003
Grant date	Apr 12, 2005
Priority date	—
Expiry date	Oct 11, 2023

Classification

Technology area (CPC H)Electricity
CPC primaryH01K9/08
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The invention relates to an incandescent lamp for motor vehicle headlights, having at least one incandescent filament (2) arranged inside the lamp vessel, and a shading device (4). A coil exit (2a) of the incandescent filament (2) is joined to an edge section (41) of the shading device (4) running substantially parallel to the coil axis, in order to ensure an improved suspension of the incandescent filament (2).

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