Earpiece and electro-acoustic transducer

Earpiece and electro-acoustic transducer

  • CN 101,374,364 A
  • Filed: 08/25/2008
  • Published: 02/25/2009
  • Est. Priority Date: 08/24/2007
  • Status: Active Application
First Claim
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1. be connected to a receiver for electro-acoustic converter, this receiver is coupled to external auditory meatus, and the sound wave guiding producing from electro-acoustic converter is entered external auditory meatus, and this receiver comprises:

  • Tubular core part, is connected to the end of electro-acoustic converter, to extend on sound wave outbound course;

    WithExternal auditory meatus mating part, is placed in core segment outside to cover the end surface of tubular core part, and forms and have the hardness lower than tubular core part.

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