Disposable oleophobic and hydrophobic barrier for a hearing aid

Details Disposable oleophobic and hydrophobic barrier for a hearing aid Disposable oleophobic and hydrophobic barrier for a hearing aid

1998-03-17

2000-10-17

Le, Huyen

Electrical audio signal processing systems and devices

Hearing aids, electrical

Specified casing or housing

381328, 181130, H04R 2500

Patent

active

061343331

ABSTRACT:
A cerumen barrier removable from a retaining ring in a hearing aid shell comprises an endcap disposed in the retaining ring, wherein the endcap has a sound passage with a first opening and a second opening, and the first opening is positioned above a sound tube and the second opening is covered by an oleophobic and hydrophobic screen.

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