Industry Patents

Patent: 8931939

LED Luminaire, Particularly LED Headlight

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Patent Number: 8931939 
Title: LED Luminaire, Particularly LED Headlight 
Abstract:

LED luminaire, particularly LED headlight, comprising an active light source (2) composed of a plurality of LEDs (21-26) that have the same color or different colors and are arranged on a flat or curved surface (20, 200) or circuit board and an optical system comprising a collimation optics unit (3), the individual lenses of which are arranged in a small distance above the emission surfaces of the LEDs (21-26) and which collects and focuses the light (L1-L4) emitted by the LEDs and directed onto a surface, a mixing optical unit (4), which receives the light (K1, K2, E) that has been directed onto a surface and focussed and mixes it in terms of the color and/or brightness, and a field optics unit (5) which receives the light (M1, M2 or N1, N2) emitted by the mixing optics unit (4) and emits it with pre-determined light distribution (F1-F4) to the far field.  

Country of Issue: US 
First Named Inventor: Melzner, Jonischkeit 
Assignee: Arnold and Richter (Arri) 
Continuation or Divisional of:  
International Classification: F21V 17/02 
US Classification: 362/510 
Issue Date: 01-13-2015 
Filing Date: 08-20-2010 
Application : 13/391608 
Notes:  
Link to Patent at freepatentsonline.com: 8931939 at Freepatentsonline 
Link to World Patent Family1: World Patent Family at European Patent Office 
Link to Google Patents1: 8931939 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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