Earplug and manufacturing method
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United States of America Patent
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Feb 22, 2011
Issued Date -
N/A
app pub date -
Jun 26, 2006
filing date -
Jun 25, 2005
priority date (Note) -
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Abstract
An earplug that includes a piezoelectric element that converts electrical signals into oscillations; and a deformable material of which at least one segment is insertable into an external auditory canal of a person to ensure an acoustic seal by deformation, the piezoelectric element being disposed inside the deformable material and in fixed contact therewith, the deformable material being able to transmit the oscillations at a periphery and ensure conduction of the oscillations through cartilage and soft tissue of the auditory canal.
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