SPEAKER DIAPHRAGM
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United States of America Patent
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Issued Date -
Jan 14, 2016
app pub date -
Feb 28, 2013
filing date -
Feb 28, 2013
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Abstract
Provided is an inexpensive speaker diaphragm which can suppress inter-layer peeling. A speaker diaphragm includes a first diaphragm layer and a second diaphragm layer which are respectively configured by sheet-forming bodies of materials and stacked to each other, and the first diaphragm layer and the second diaphragm layer are integrally formed in a boundary portion.
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