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Personal listening device

  • US 7,680,292 B2
  • Filed: 05/30/2007
  • Issued: 03/16/2010
  • Est. Priority Date: 05/30/2006
  • Status: Active Grant
First Claim
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1. A receiver module for a personal listening device to be removably fitted in the ear canal, the receiver module having a movable armature, the receiver module comprising:

  • a motor assembly;

    a housing defining a chamber, the housing being at least partially constructed of a biocompatible material, wherein the motor assembly is directly disposed and exposed to the chamber without the obstruction of any intervening structure and at least a portion of the housing of the receiver module is allowed to be in direct contact with the skin of the ear canal;

    an acoustic assembly communicating with the ear canal through an outlet in the chamber;

    wherein the chamber is divided into a front volume and a back volume.

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