Patent ID: 6744897
Filing Date: 2004-06-01
Classification: H04R

Abstract:
A hearing aid, including a microphone (2), a signal-processing unit (4), a receiver (5) with two holes (8, 9) and an energy-storage unit (3), which supplies one or more of the signal-processing unit (4), the microphone (2), and the receiver (5) with energy, where the microphone (2) is connected to the signal-processing unit (4), and it is connected to the receiver (5), and where first means (6, 12, 10) are provided in such a way that acoustic signals produced in the receiver (5) are transmitted from the one hole (8) into the ear canal of the hearing aid wearer, characterized by the fact that other means (7, 11) are provided in such a way that the second hole (9) in the receiver (5) is directly connected to the outside world via the other means when the one hole is in communication with the ear canal of the hearing aid wearer, wherein the dimensions or shape of the other means are chosen such that reflections of acoustic signals can be avoided.