DIAPHRAGM AND CONDENSER MICROPHONE USING SAME
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United States of America Patent
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Issued Date -
Oct 27, 2011
app pub date -
Dec 26, 2010
filing date -
Apr 27, 2010
priority date (Note) -
Abandoned
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Abstract
A diaphragm is disclosed. The diaphragm includes a vibrating member, a projection extruding from a periphery of the vibrating member, a supporting member surrounding the vibrating member. A first gap is formed between the vibrating member and the supporting member. The supporting member includes a supporting girder surrounding and separated from the projection. A torsion girder is connected to the projection and a fixing girder is parallel to the torsion girder. A second gap is defined between the fixing girder and the torsion girder.
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