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LED filament and LED light bulb having the same

  • US 10,627,098 B2
  • Filed: 05/30/2018
  • Issued: 04/21/2020
  • Est. Priority Date: 06/10/2015
  • Status: Active Grant
First Claim
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1. A LED filament, comprising:

  • a frame, wherein the frame is a bottomless frame;

    a metal electrode disposed on one side of the frame;

    a first fasten member formed on the frame and a second fasten member formed on the metal electrode;

    wherein the metal electrode having the second fasten member is placed on the first fasten member of the frame, thereby fastening the metal electrode on the frame;

    wherein one of the first fasten member and the second fasten member is a protrusion while the other one is a hole; and

    at least one LED chip disposed inside the frame and electrically connecting to the metal electrode.

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