Patent ID: 7538356

Claim:
A combination assembly of at least one LED unit and a liquid-vapor heat-dissipating device, wherein: said liquid-vapor heat-dissipating device has a metal housing, a predetermined amount of liquid located in said metal housing, and a capillary member located in said metal housing; and said at least one LED unit is mounted to a surface of said metal housing and has an LED chip, a wire, an insulating board, an electrode, and a sealant, said LED chip being mounted to the surface of said housing and electrically conducted with said housing, said insulating board being mounted to the surface of said housing, said electrode being located on said insulating board, said sealant fully encapsulating said wire and said LED chip and at least partially encapsulating said insulating board and said electrode, wherein said insulating board and said electrode are incorporated to form a circuit board, said liquid-vapor heat-dissipating device is a heat pipe, said at least one LED unit is numerous and said LED units are connected in series and arranged on said liquid-vapor heat-dissipating device, and said insulating board and said electrode of each of the LED units are incorporated to form said circuit board.