发明名称 LED LAMP
摘要 PROBLEM TO BE SOLVED: To provide an LED lamp in which heat radiation performance is improved without using a cooling fan.SOLUTION: An LED lamp 100 includes: a substrate 2 having a first surface 21 and a second surface 22 that is a rear surface of the first surface 21; an LED 1 provided on the first surface 21 of the substrate 2; a heat radiation part 3 which is provided so as to contact with the second surface 22 of the substrate 2; a housing 10 which houses the substrate 2, the LED 1, and the heat radiation part 3; and a mouthpiece 8 which is provided at an end part 16 in the housing 10 when viewed in a direction that leads from the first surface 21 of the substrate 2 to the second surface 22. The heat radiation part 3 includes: a first contact surface 32a contacting with the second surface 22 of the substrate 2; and a first extending part 310 which extends in a direction that comes closer to the mouthpiece 8 than the first contact surface 32a and is provided so as to contact with the housing 10.
申请公布号 JP2014044968(A) 申请公布日期 2014.03.13
申请号 JP20130256265 申请日期 2013.12.11
申请人 IRIS OHYAMA INC 发明人 OKUMURA AKIHIKO;WAGA HIRONORI;TANABE DAIGO
分类号 F21S2/00;F21Y101/02 主分类号 F21S2/00
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