公开(公告)号：US20150167954A1

公开(公告)日：2015-06-18

申请号：US14570977

申请日：2014-12-15

Applicant: LG ELECTRONICS INC.

Inventor： Jeongseok HA ,  Yongjin KIM ,  Jongkyo JEONG

IPC: F21V29/75 ,  F21V29/70

CPC classification number: F21V29/75 ,  F21V29/83 ,  F21Y2101/00 ,  F21Y2115/10

Abstract: Disclosed is a lighting apparatus. The lighting apparatus includes a light emitting unit including a light emitting diode (LED), a heat sink including a first face, the light emitting unit being disposed on the first face, a second face opposite to the first face, and a space having a prescribed volume between the first face and the second face, and a power source unit configured to supply power to the light emitting unit. The second face is provided with a flow hole to open a region of the space, and the second face includes a plurality of curved portions arranged in a height direction of the heat sink, the curved portions having different radii of curvature.

Abstract translation: 公开了一种照明装置。 照明装置包括发光单元，其包括发光二极管（LED），散热器，其包括第一面，发光单元设置在第一面上，第二面与第一面相对，以及空间具有 第一面和第二面之间的规定体积，以及被配置为向发光单元供电的电源单元。 第二面设置有用于打开空间的区域的流动孔，并且第二面包括沿散热器的高度方向布置的多个弯曲部分，弯曲部分具有不同的曲率半径。