Industry Patents

Patent: 7437034

Device for Coupling the Light of Multiple Light Sources

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Patent Number:	7437034
Title:	Device for Coupling the Light of Multiple Light Sources
Abstract:	A device for coupling the light of multiple light sources (2, 3) that substantially consists of a reflectance surface (10, 11) for one or more of said light sources (2, 3) and at least one integration rod (14) having an incident surface (15), whereby the reflectance surfaces (10, 11) are positioned in light bundles (12) emitted by the light sources (2, 3) between said light sources (2, 3) and said integration rod (14); whereby the spot of each light source (2, 3) at its focal point has a surface that is smaller than the surface of said incident surface (15); and whereby said light bundles (12) enter the integration rod (14) at different parts of its incident surface (15).
Country of Issue:	US
First Named Inventor:	Gerets, Colpaert
Assignee:	Barco
Continuation or Divisional of:
International Classification:	G02B 6/34
US Classification:	385/36
Issue Date:	10-14-2008
Filing Date:	07-17-2006
Application :	11/487353
Notes:
Link to Patent at freepatentsonline.com:	7437034 at Freepatentsonline
Link to World Patent Family¹:	World Patent Family at European Patent Office
Link to Google Patents¹:	7437034 at Google Patents

1. The Google Patents and World Patent Family links will likely not work until a few weeks
after the patent has issued - they take a while to get new patents in their systems.

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