Vented acoustic ear mold for hearing aids

Details Vented acoustic ear mold for hearing aids Vented acoustic ear mold for hearing aids

1982-09-30

1984-04-17

Fuller, Benjamin R.

Acoustics

Anatomic or prosthetic relation

Ear and mouth

181130, A61B 702

Patent

active

044429177

ABSTRACT:
An acoustic ear mold insertable into the ear of an individual with impaired hearing and used in conjunction with a hearing aid having a central metal tube surrounded by a larger diameter metal tube defining a closed resonance chamber so that sound energy from the hearing aid is conducted to the ear mold through the central tube where it is reinforced by resonance in the annular chamber before passing on to the inner ear of the user.

REFERENCES:
patent: 3702123 (1972-11-01), Macken et al.
patent: 3921756 (1975-11-01), Johnson
patent: 4010820 (1977-03-01), Johnson

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