Patent ID: 9057507
Filing Date: 2015-06-16
Classification: F21K,F21V,F21Y

Abstract:
1. An LED lamp comprising: a lamp holder; a lamp body connected to the lamp holder, the lamp body having a first chamber defined therein; a circuit board received in the lamp body; and a plurality of LEDs arranged on and electrically connected to the circuit board; wherein a plurality of first channels and a plurality of second channels are defined in the lamp body and communicated with the first chamber, the first channels are far away from the lamp holder, the second channels are defined in the vicinity of the lamp holder, and air flows from the first chamber to an outside of the lamp body through the first channels or the second channel, a ratio of areas of the first channels and the second channels to an area of an outside surface of the lamp body is from 0.1 to 0.6.