Patent ID: 9470391
Filing Date: 2016-10-18
CPC Classification: F21K,F21S,F21V,F21Y

Claim Text:
1. A replaceable LED light source module for a lighting apparatus for a vehicle, comprising: an LED light source having a single or a plurality of LED chips; a heat sink thermally connected to the LED light source; an electric fan unit cooling the heat sink by air blasting; a driver circuit driving the LED light source and the electric fan unit; and an attachment detachably fitted into a light source mounting hole of the lighting apparatus for the vehicle, wherein all of the LED light source, the heat sink, the electric fan unit, the driver circuit, and the attachment are configured integrally, the LED light source is directly mounted on the heat sink, the heat sink is provided between the LED light source and the electric fan unit, the attachment has a supporting frame projecting into a lighting chamber, the electric fan unit is provided at a distal end portion of the supporting frame, the driver circuit is provided on the supporting frame, and all of the LED light source, the heat sink, the electric fan unit, and the driver circuit are housed in the lighting chamber through the light source mounting hole, wherein the heat sink and the driver circuit are adjacent to each other, and the heat sink has an internal flow passage designed such that air supplied from the electric fan unit can be guided to the driver circuit.