×

LED lamps and luminaires

  • US 9,777,915 B2
  • Filed: 04/26/2015
  • Issued: 10/03/2017
  • Est. Priority Date: 04/25/2014
  • Status: Active Grant
First Claim
Patent Images

1. An LED downlight lighting module comprising:

  • an LED module comprising one or more single LED(s) on a first printed circuit board;

    a heat sink comprising a substantially hollow body, the substantially hollow body comprising a plurality of fins arranged within the substantially hollow body, wherein the substantially hollow body and the fins are formed from a material comprising a thermally conductive material and the first printed circuit board is in good thermal contact with the substantially hollow body such that heat from the LED(s) is dissipated through both the substantially hollow body and the fins; and

    a second printed circuit board adapted to accommodate a power and control circuitry for the LED(s),wherein the second printed circuit board is located within a driver box accommodated within one of a void and a recess in the substantially hollow body, and wherein the driver box is thermally insulated from the substantially hollow body of the heat sink and from the first printed circuit board, and thus from the LED(s), wherein the substantially hollow body takes the form of a substantially frustoconical shape closed at or near its narrower end by a rear wall having a front face and a rear face.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×