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US 2009/0213613 A1Published application
Vehicle Headlight
AssigneeOSRAM GmbH
InventorsGerhard Mitic, Siegfried Ramminger
Life of this patent
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Abstract
A motor vehicle headlight comprising an illuminating device (3) which comprises at least one light-emitting diode chip (20). The motor vehicle headlight furthermore has a heat pipe (5) or a thermosiphon (35) with an evaporation region (6) and a condensation region (7), wherein the evaporation region (6) is thermally connected to the illuminating device (3), and the condensation region (7) is connected to a heat sink (8) which outputs heat absorbed at the illuminating device (3) to the surrounding area.
Claims8
A motor vehicle headlight, comprising:
- an illuminating device which comprises at least one light-emitting diode chip;
- and
- a heat pipe or a thermosiphon with an evaporation region and a condensation region,
- wherein the evaporation region is thermally connected to the illuminating device, and
- wherein the condensation region is connected to a heat sink which outputs heat absorbed at the illuminating device to the surrounding area.
2 more elements
Dependencies are inferred from the claim text.