H - Electricity
04
R
H04R 25/00 (2006.01)
Patent
CA 2361270
The invention relates to a hearing aid for correcting hearing impairments, comprising a metal housing which has a battery compartment and a sound exit opening. According to the invention, the housing surrounds the electronics located in the treatment device in such a way as to shield them from electromagnetic waves on all sides and the sound exit opening is sealed by an acoustically permeable, water-tight film. The housing also has an essentially cylindrical shape.
L'invention concerne un appareil de correction auditive comportant un boîtier en métal qui présente un logement pour une pile, ainsi qu'une ouverture de sortie du son. Selon l'invention, le boîtier entoure le système électronique se trouvant dans l'appareil de manière à le protéger de tous les côtés contre des ondes électromagnétiques. De plus, l'ouverture de sortie du son est étanchéifiée par un film étanche à l'eau mais perméable aux signaux acoustiques, et le boîtier présente une forme pratiquement cylindrique.
Borowsky Hans-Dieter
Jandaurek Roman
Lobbers Edmund
Wesendahl Theo
Auric Horsysteme Gmbh & Co. Kg
Fetherstonhaugh & Co.
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