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Light Emitting Element Lamp and Lighting Equipment

  • US 20130077310A1
  • Filed: 11/16/2012
  • Published: 03/28/2013
  • Est. Priority Date: 10/16/2007
  • Status: Active Grant
First Claim
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1. A light emitting element lamp comprising:

  • a heat conductor having an emission opening portion at one end side, and a heat radiating member at another end side, wherein the heat conductor includes a recessed portion and is formed to be widened toward the emission opening portion from the other end side, wherein a peripheral surface of the heat conductor is exposed to an exterior of the lamp;

    a cover portion having a surface attached to the heat conductor;

    a substrate provided with a light emitting element, wherein a surface of the substrate is thermally connected to an inside surface of the heat radiating member and wherein the light emitting element in the lamp is disposed on the substrate; and

    a lighting circuit housed in a space formed in the recessed portion of the heat conductor, wherein the lighting circuit is configured to light the light emitting element.

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