Disposable noise reducing hearing aid attachment

Details Disposable noise reducing hearing aid attachment Disposable noise reducing hearing aid attachment

1975-08-21

1976-08-24

Stellar, George G.

Acoustics

Anatomic or prosthetic relation

Ear and mouth

179180, 181166, H04R 2500

Patent

active

039768481

ABSTRACT:
A disposable noise reducing hearing aid attachment is provided for covering the sound inlet of a hearing aid to reduce the amplitude of random noises such as wind noises and to prevent dirt and moisture from entering the sound inlet. The attachment includes a flexible foam pad having an aperture formed therethrough for alignment with the sound inlet. The pad is supported by a backing having a coating of adhesive for removably supporting the attachment to the hearing aid. A wool filter is associated with the pad aperture to reduce the random noise, and dirt and moisture from entering the sound inlet.

REFERENCES:
patent: 2507375 (1950-05-01), Hartwell et al.
patent: 3140363 (1964-07-01), Barrows
patent: 3603427 (1971-09-01), Sotome

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