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LED illumination for cold storage compartments

  • US 6,726,341 B2
  • Filed: 10/12/2001
  • Issued: 04/27/2004
  • Est. Priority Date: 10/12/2001
  • Status: Expired due to Term
First Claim
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1. A storage compartment equipped with a light emitting diode (LED) light source for illuminating contents inside the compartment,the LED light source comprising a LED light engine including a two-dimensional arrangement of LEDs outside the compartment and a light guide inside the compartment, the light guide being optically coupled to the LED light engine for bringing light illumination from the LED light engine into the compartment via the light guide, such that the two-dimensional pattern of LEDs forms an angular distribution of light input into the light guide with respect to the optical axis of the light guide.

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