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VIBRATION ENERGY HARVESTING DAMPER

  • US 20200076288A1
  • Filed: 08/31/2018
  • Published: 03/05/2020
  • Est. Priority Date: 08/31/2018
  • Status: Active Grant
First Claim
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1. A vibration energy harvesting damper (VEHD) comprising:

  • a support structure that is securable to a vibrating object;

    a tuned mass retained by the support structure and movable in a rectilinear direction;

    a magnet vibrationally coupled to and spaced apart from the tuned mass;

    a coil surrounding the magnet; and

    at least one biasing assembly connecting two or more of the support structure, the tuned mass and the magnet, the at least one biasing assembly comprising a fixed biasing member and an adjustable biasing member arranged in parallel, wherein the adjustable biasing member is configured to adjust a combined stiffness coefficient of the biasing assembly.

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