Composite vibration diaphragm and loudspeaker using same

Composite vibration diaphragm and loudspeaker using same

  • CN 202,873,040 U
  • Filed: 09/26/2012
  • Issued: 04/10/2013
  • Est. Priority Date: 09/26/2012
  • Status: Active Grant
First Claim
Patent Images

1. composite diaphragm, it is characterized in that:

  • described composite diaphragm is provided with the Polyetherimide film and is attached at the TPUE of described Polyetherimide film surface by adhesive force.

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