Patent · US Expired

Halogen incandescent lamp

US6667573B2 · kind B2 · utility

0Cited by

3References

5Claims

0Family size

Assignee

Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH · DE

Inventors

Axel Bunk · Berlin, DE
Walter Ciupke · Herbrechtingen, DE
Guenter Kreis · Gerstetten, DE
Thomas Kass · Ingolstadt, DE
Joachim Koziol · Heidenheim, DE
Rolf Minder · Nattheim, DE

Key dates

Filing date	Apr 19, 2002
Grant date	Dec 23, 2003
Priority date	—
Expiry date	Jun 12, 2022

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02B20/00
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A halogen incandescent lamp, in particular a miniature halogen incandescent lamp with an electrical power consumption of at most 10 W, that is suitable for use in a pocket lamp. The outside diameter of the lamp bulb is 3.0 mm to 6.2 mm, and the sections (4a, 5a) arranged in the interior (3) of the lamp bulb (1), of the supply leads (4, 5) for the incandescent filament (2) are constructed as flattened wires in order to minimize shading effects.

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