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Composite material used as a strain gauge

  • US 8,984,954 B2
  • Filed: 04/30/2014
  • Issued: 03/24/2015
  • Est. Priority Date: 03/15/2013
  • Status: Active Grant
First Claim
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1. An apparatus, comprising:

  • a uniform composite elastomeric polymer foam including a plurality of conductive nanoparticles disposed therein, the uniform composite foam producing a piezoelectric voltage, without an external current producing device, in response to being deformed;

    at least one probe disposed in the uniform composite foam; and

    a voltage detector coupled to the probe.

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