Combined vibrating diaphragm and loudspeaker using same

Combined vibrating diaphragm and loudspeaker using same

  • CN 202,168,204 U
  • Filed: 07/07/2011
  • Issued: 03/14/2012
  • Est. Priority Date: 07/07/2011
  • Status: Active Grant
First Claim
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1. a composite diaphragm comprises substrate layer, and said substrate layer is provided with upper surface and opposing lower surface, it is characterized in that:

  • said composite diaphragm also comprises polyarylate film that is located at the substrate layer upper surface and the poly (ether ether ketone) film that is located at the substrate layer lower surface.

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