Patent ID: 8794793
Filing Date: 2014-08-05
Classification: F21K,F21V,F21Y,H01L,Y10T

Abstract:
1. A lighting device comprising a plurality of solid state light emitters in conductive thermal communication with a device-scale heatsink including at least a portion of a rod or tube having a length extending in a longitudinal direction and having a width extending in a lateral direction, wherein: the length is at least about five times the width; the device-scale heatsink includes a plurality of raised features; and each raised feature of the plurality of raised features includes a major surface arranged non-parallel to the longitudinal direction; wherein the lighting device comprises a plurality of emitter support elements defining the plurality of raised features and arranged to support the plurality of solid state light emitters, wherein the plurality of emitter support elements are arranged in conductive thermal communication with the device-scale heatsink, and wherein at least a portion of each raised feature comprises a printed circuit board.