US 12,442,503 B2
Light guide with multi-directional optics
Matthew Hancak, Farmington Hills, MI (US)
Assigned to North American Lighting, Inc., Paris, IL (US)
Filed by North American Lighting, Inc., Paris, IL (US)
Filed on Dec. 14, 2023, as Appl. No. 18/539,653.
Application 18/539,653 is a continuation of application No. 18/311,188, filed on May 2, 2023, granted, now 11,885,469.
Claims priority of provisional application 63/337,604, filed on May 2, 2022.
Prior Publication US 2024/0110681 A1, Apr. 4, 2024
Int. Cl. F21S 41/24 (2018.01); F21S 41/36 (2018.01)
CPC F21S 41/24 (2018.01) [F21S 41/36 (2018.01)] 20 Claims
OG exemplary drawing
 
1. A light guide comprising:
an elongate body extending in a longitudinal direction, the elongate body having a light transmission portion and a reflective track; and
wherein the light guide has a plurality of reflective elements formed along the reflective track and spaced apart in the longitudinal direction, each reflective element having a center segment and a pair of edge segments oriented at a spread angle from the center segment toward the light transmission portion, thereby increasing a spread of light output from in a direction generally perpendicular to the longitudinal direction.