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LED light bulb and its application in a desk lamp

  • US 20050174769A1
  • Filed: 12/09/2004
  • Published: 08/11/2005
  • Est. Priority Date: 02/20/2003
  • Status: Abandoned Application
First Claim
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1. An LED light bulb comprising:

  • a screw base;

    a shell formed by two halves of hemispherical shells connecting tightly in the middle;

    and a number of LEDs distributed spherical symmetrically on a curved flexible PCB inside an inner front of the shell;

    the LEDs being series or parallel connected and arranged, when working, to emit light evenly in all directions.

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