Flat type speaker having vibration-lead plate attached on top of vibration plate
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United States of America Patent
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Feb 23, 2016
Issued Date -
N/A
app pub date -
Feb 13, 2012
filing date -
Feb 16, 2011
priority date (Note) -
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Abstract
A flat-type speaker includes a voice coil plate, a pair of magnetic bodies having a magnet and a yoke formed side by side, separated at a predetermined interval; the voice coil plate being in a space between the magnetic bodies, and having printed thereon a voice coil with a spiral pattern; a vibration-lead plate having physically separated first and second vibration-lead plates, each having +, − terminals formed on the front ends thereof, the first and the second vibration-lead plates each equipped with a coil plate spline, which adheres to the upper end of the voice coil plate, and at least one wing spline having one end thereof connected to the coil plate spline and the other end connected to the terminals; and a vibration plate, which vibrates from the vibration received from the voice coil plate, while being contacted to the upper end portion of the vibration-lead plate.
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