Hearing device, has sound tube for transmission of sound, where end of sound tube is melted, so that outer diameter of tube`s end is larger than inner diameter of bore, into which tube is inserted

摘要

The device has a sound tube (3), which is provided for transmission of sound. The sound tube is inserted into a bore (2). An end (5) of the sound tube is melted, so that an outer diameter of the tube`s end is larger than an inner diameter of the bore. The bore is designed in the shape of cone at its end. A casing (4), which is fixed at the sound tube, is arranged at a side of the bore. The casing is manufactured from plastics or rubber. An independent claim is also included for a method for fastening a sound tube in a bore of the hearing device.