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Vibration absorber using shape memory material

  • US 6,290,037 B1
  • Filed: 04/21/1999
  • Issued: 09/18/2001
  • Est. Priority Date: 04/21/1999
  • Status: Expired due to Fees
First Claim
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1. A vibration absorber coupled to a primary mass for absorbing a vibration of the primary mass, the vibration absorber comprising:

  • a tuning mass;

    at least one shape memory element coupled between the primary mass and the tuning mass; and

    at least one non-shape memory element coupled between the primary mass and the tuning mass;

    wherein a frequency band of vibration absorbed from the primary mass by the vibration absorber may be tuned by heating the shape memory element.

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