Double-moving coil double-magnetic pole loudspeaker

Double-moving coil double-magnetic pole loudspeaker

  • CN 1,812,645 A
  • Filed: 12/29/2005
  • Published: 08/02/2006
  • Est. Priority Date: 12/29/2005
  • Status: Active Grant
First Claim
Patent Images

1. , double-moving coil double-magnetic pole loudspeaker is made up of vibrating membrane, vibrating membrane fixed support, ferromagnetism alloy permanent magnet, hollow magnetic core and two voice coil loudspeaker voice coils.

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