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Lighting device

  • US 8,931,921 B2
  • Filed: 07/06/2012
  • Issued: 01/13/2015
  • Est. Priority Date: 07/08/2011
  • Status: Active Grant
First Claim
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1. A lighting device comprising:

  • a heat sink that includes a receiving recess and a top surface having a hole;

    a light source module that includes a substrate on the heat sink, a light emitting device on the substrate and a pad on the substrate;

    a power supplier that is provided in the receiving recess of the heat sink and includes a projection to output a power signal for driving the light source module; and

    a connector to couple to the hole of the heat sink, the connector to include a contacting part for electrically connecting to the pad of the light source module, and the connector is for electrically connecting to the projection of the power supplier,wherein the light source module includes;

    a first light source unit that includes a first substrate, a first light emitting device, a first pad and a second pad,a second light source unit that includes a second substrate, a second light emitting device, a third pad and a fourth pad, anda connecting plate to electrically connect the first pad of the first light source unit and the third pad of the second light source unit,wherein the connector includes a first contacting part and a second contacting part, wherein the first contacting part to receive a first power signal and the first contacting part to electrically connect to the second pad of the first light source unit, and wherein the second contacting part to receive a second power signal and the second contacting part to electrically connect to the fourth pad of the second light source unit.

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