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Housing for a standard fit hearing assistance device

  • US 9,002,049 B2
  • Filed: 12/30/2010
  • Issued: 04/07/2015
  • Est. Priority Date: 10/08/2010
  • Status: Active Grant
First Claim
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1. A hearing aid for use in an ear canal, comprising:

  • a hearing aid circuit including a microphone having a microphone diaphragm, a receiver having a receiver diaphragm, and a processor circuit coupled between the microphone and the receiver; and

    a case housing the hearing aid circuit, the case including;

    a unitary base structure being a continuous wall structure and including a rear portion housing at least the microphone and having a first opening, a front portion housing at least the receiver and having a second opening, and a middle portion configured to hold a battery, wherein the first opening and the second opening are on planes that are approximately perpendicular to each other, and the microphone diaphragm and the receiver diaphragm are approximately perpendicular to each other; and

    an end cap bonded to the base structure over the first opening, a snap cap seated on the end cap, and a slit formed between the end cap and the snap cap, the slit functioning as an inlet port for sound and air.

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