Patent Number: 8,820,975

Title: LED lighting device and streetlight device having same

Abstract: An LED lighting device includes: an LED module; a thermal base coupled with the LED module and configured to absorb heat; and a heat-pipe loop formed in a tubule shape and having working fluid injected thereinto and comprising a heat-absorption portion coupled with the thermal base and configured to absorb heat and a heat-dissipating portion configured to dissipate the heat absorbed by the heat-absorption portion, wherein each coil of the heat-pipe loop is formed in a thin and long shape, and one side of the thin-and-long coil is coupled to the thermal base, and the other side of the thin-and-long coil is protruded to an outside from an edge of the thermal base.

Inventors: Lee; Sang-Cheol (Gyeonggi-do, KR)

Assignee: Icepipe Corporation

International Classification: F21V 29/00 (20060101); F21S 4/00 (20060101)

Expiration Date: 9/02/12018