Title:
LIGHTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2012/113705
Kind Code:
A3
Abstract:
The invention relates to a lighting device, comprising a semiconductor light source assembly (100), which is thermally coupled to a heat sink (2) by means of at least one heat pipe (201, 202), and ventilation means for the heat sink (2) are provided, which comprise at least one fan (3), wherein the lighting device comprises an electronics system (4) for operating the semiconductor light source assembly (100), said system being arranged in the effective range of the at least one fan (3) or being thermally coupled to the heat sink (2) by means of the at least one heat pipe (201, 202).
Inventors:
ASMUSSEN KNUT (DE)
SCHALLMOSER OSKAR (DE)
SCHALLMOSER OSKAR (DE)
Application Number:
PCT/EP2012/052682
Publication Date:
October 18, 2012
Filing Date:
February 16, 2012
Export Citation:
Assignee:
OSRAM AG (DE)
ASMUSSEN KNUT (DE)
SCHALLMOSER OSKAR (DE)
ASMUSSEN KNUT (DE)
SCHALLMOSER OSKAR (DE)
International Classes:
F21V29/02; F21V15/01; F21V29/00; F21Y101/02
Foreign References:
| DE102005005753A1 | 2006-08-10 | |||
| US20090059594A1 | 2009-03-05 | |||
| CN201028443Y | 2008-02-27 | |||
| CN101871600A | 2010-10-27 |
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