Patent ID: 8379895
Filing Date: 2013-02-19
Classification: H04R

Abstract:
1. A hearing aid device which can be worn by a user, comprising: a device element wearable on or behind the ear of the user; an earmold at least partially insertable into an auditory canal of the user; an input converter that records an input signal and converts said signal into an electrical input signal; a signal processing unit that amplifies the electrical input signal and generates an electrical output signal, the signal processing unit arranged in the device element; a receiver that converts the electrical output signal into an acoustic output signal, the receiver arranged in the earmold; a voltage source that supplies power to the hearing aid device; and a connecting piece that connects the device element to the eannold, the connecting piece comprising: wherein the earmold comprises a sound outlet opening covered with a water-impermeable membrane, wherein a continuous ventilation passage is established between the interior of the device element and a volume enclosed by the receiver and the membrane via the first ventilation channel, to provide barometric pressure equalization on both sides of the membrane.