Apparatus for closing openings of a hearing aid or an ear...

Details Apparatus for closing openings of a hearing aid or an ear... Apparatus for closing openings of a hearing aid or an ear...

H - Electricity

04

R

349/28

H04R 25/02 (2006.01) H04R 25/00 (2006.01)

Patent

CA 1296797

ABSTRACT OF THE DISCLOSURE An apparatus for closing an opening of a hearing aid or an ear adaptor for a hearing aid, particularly openings such as sound entry openings, sound exit openings and aeration openings utilizes a micro-porous membrane of an anti-adhesive material which is introduced into the respective opening. Preferably, the membrane is a polytetrafluorethylene material.

579093

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