<p>A speaker diaphragm that has a high heat-radiation efficiency. The speaker diaphragm includes a diaphragm main body made from a resin, and a metallic plate adhered to a major acoustic surface of the diaphragm main body adjacent a voice coil bobbin. The voice coil bobbin is attached to the diaphragm man body.</p>
申请公布号
EP1213946(A3)
申请公布日期
2007.09.05
申请号
EP20010123983
申请日期
2001.10.08
申请人
PIONEER CORPORATION;TOHOKU PIONEER CORPORATION
发明人
ABE, YASUHISA;SUZUKI, TAKASHI;MATSUMOTO, KOJI;TAKAYAMA, KOJI