Headlamp for vehicles

Details Headlamp for vehicles Headlamp for vehicles

2008-12-19

2010-02-23

Alavi, Ali (Department: 2875)

Illumination

Supported by vehicle structure

Housing

C362S294000, C362S507000, C362S373000

Reexamination Certificate

active

07665873

ABSTRACT:
A headlamp for vehicles has at least one illumination device with one or more light-emitting diodes and with an optical system that is disposed in the light exit area and focuses the light of the light-emitting diodes for a forward lighting of the vehicle. At least one cooling body is provided for dissipating the heat output by the light-emitting diode, and the cooling body contains a number of cooling ribs. To configure the light cone, the cooling body is disposed in the optical axis of the light exit area of the light-emitting diodes between the light-emitting diodes and the optical system, at least the tip of a cooling rib of the cooling body is located at the focal point between the light-emitting diode and the optical system.

REFERENCES:
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patent: 2004/0160772 (2004-08-01), Tatsukawa et al.
patent: 2004/0202007 (2004-10-01), Yagi et al.
patent: 2007/0076422 (2007-04-01), Nicolai
patent: 2008/0043478 (2008-02-01), Wang
patent: 102004017454 (2005-01-01), None
patent: 1447617 (2004-08-01), None

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