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(i9) United States
(12) Patent Application Publication oo) Pub. No.: US 2008/0192436 Al
Peng et al. (43) Pub. Date: Aug. 14,2008
(54) LIGHT EMITTING DEVICE
(75) Inventors: Chang Hung Peng, Chung-Ho City (TW); Chung Chin Huang,
Chung-Ho City (TW)
Correspondence Address:
RABIN & Berdo, PC
1101 14TH STREET, NW, SUITE 500
WASHINGTON, DC 20005
A light emitting device including a housing, a light emitting unit, and a heatsink is provided. The housing has a projection end and a heat dissipation end, and a first opening and a second opening are respectively formed in the projection end and the heat dissipation end. The light emitting unit is disposed inside the housing, and is corresponding to the heat dissipation end, for projecting a light toward the projection end and through the first opening. The heatsink is fixed to the heat dissipation end of the housing, and in contact with one side of the light emitting unit that faces the second opening, for dissipating the heat generated by the light emitting unit to the outside air.
