Patent Number: 6,305,813

Title: Display device using a light guide for exterior automotive lighting

Abstract: A display device is provided for providing lighting in exterior and interior lighting applications, such as for center high mount stop lights (CHMSL) and other automotive lighting applications. The display device uses a light guide having light couplers on a light source end for receiving light from at least one light source. The light guide extends from the light source end with a light emitting surface and a light guide surface opposite the light emitting surface. The light emitting surface and the light guide surface extend in a direction substantially parallel to the direction of the light received from the light source. The light guide surface has a plurality of surface sections extending at angles relative to one another. The surface sections may be angled at alternating sections direct light towards the light emitting surface using total internal reflection.

Inventors: Lekson; Matthew Andrew (Farmington Hills, MI), Jiao; Jianzhong (Novi, MI)

Assignee: North American Lighting, Inc.

International Classification: F21V 5/00 (20060101); F21V 8/00 (20060101); B60Q 1/30 (20060101); F21S 8/00 (20060101); F21S 8/10 (20060101); F21V 007/04 ()

Expiration Date: 10/23/2018