Patent ID: 9356214
Filing Date: 2016-05-31
CPC Classification: F21K,F21S,F21V,F21Y,H01L

Claim Text:
1. A lighting assembly for cooling a light source, the lighting assembly comprising: a. a light source; b. an evaporator thermally coupled to at least a portion of the light source, wherein the evaporator comprises a reservoir having a walled structure for containing a fluid within the reservoir, wherein the walled structure comprises an upper spherical portion that forms a ceiling wall of the reservoir, the evaporator is configured such that at least a portion of the fluid is vaporized by heat transferred from the light source; and c. one or more cooling loops coupled to the evaporator, wherein each cooling loop comprises a transfer pipe coupled to the evaporator, a radiator coupled to the transfer pipe, and a return pipe coupled to the radiator and to the evaporator, further wherein the radiator is configured to receive vapor from the evaporator via the transfer pipe and to condense the vapor, and the radiator and the return pipe are configured to gravity feed the fluid to the evaporator.