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Slotted beam piezoelectric composite

  • US 20070114890A1
  • Filed: 11/24/2006
  • Published: 05/24/2007
  • Est. Priority Date: 11/23/2005
  • Status: Active Grant
First Claim
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1. An energy harvesting device, comprising a composite structure including a base spring and a piezoelectric structure, wherein said base spring has a base spring surface having elevated portions separated by a recessed portion, wherein said piezoelectric structure substantially crosses said recessed portion.

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