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LED-based lamps

  • US 8,197,105 B2
  • Filed: 08/09/2010
  • Issued: 06/12/2012
  • Est. Priority Date: 08/13/2009
  • Status: Expired due to Fees
First Claim
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1. A lamp comprising:

  • a plurality of solid state light emitters configured as an elongate array; and

    a first generally concave cylindrical light reflective surface disposed along a length of the array of light emitting devices and configured to direct light over an illumination plane located to a side of the lamp;

    an elongate channel shaped body in which the light emitters are located within and spaced along the length of the body;

    wherein the body comprises a base portion, a first wall portion, and a second wall portion, and the concave light reflective surface extends between the base portion and the first wall portion;

    wherein the light emitters extend along the second wall portion; and

    a substantially convex light reflective cylindrical surface located within the body and extending along the second wall portion and configured such that in operation the concave and convex light reflective surfaces direct light over the illumination plan.

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