Patent ID: 9562680
Date: 2017-02-07
CPC Classifications: F21K,F21V,F21Y,H01L

Claim:
1. A lighting device comprising: a heat radiating body comprising a base, a first body extended downward from the base, a second body extended upward from the base, and a plurality of heat radiating fins extended from the first body and the second body; a light source disposed on the base and received in the first body; a power supply controller received in the second body and connected electrically to the light source; and a guide that allows light radiated from the light source and that is disposed on the first body of the heat radiating body, wherein each of the heat radiating fins has a shape of a circular arc bent perpendicular to a longitudinal direction of the heat radiating body, wherein each of the heat radiating fins comprises a first fin extended from the first body and a second fin extended from the second body, wherein the guide covers the first fins, and wherein an arc length of the first fin from the first body is less than an arc length of the second fin from the second body.