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.

 
Web www.patentalert.com

< Method of manufacturing a surface acoustic wave device

< Planar diaphragm loudspeaker and related methods

> Method and apparatus for LWD shear velocity measurement

> Electro-acoustic transducer with two diaphragms

~ 00200