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Adjustable resonance frequency vibration power harvester

  • US 20090195222A1
  • Filed: 02/06/2008
  • Published: 08/06/2009
  • Est. Priority Date: 02/06/2008
  • Status: Active Grant
First Claim
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1. A resonance frequency vibration power harvester comprising:

  • an elongate body having;

    a first end;

    a second end for connection to a vibration source such that the first end is cantilevered; and

    an interior channel extending through at least a portion of the elongate body between the first end and the second end;

    a first vibration energy harvester device attached adjacent the first end of the elongate body; and

    a weight joined to the interior channel to adjust a resonant frequency of the elongate body.

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