Patent ID: 8538056
Filing Date: 2013-09-17
Classification: H04R

Abstract:
1. A hearing aid, comprising: a body case configured to be worn behind an ear; a sound conductor linked at one end to the body case and linked at the other end to an earpiece; and an engaging component configured to hold the earpiece linked to the other end of the sound conductor in the external auditory canal of the ear, wherein the engaging component has a ring shape, the ring shape is constituted by a first arc part disposed on a earpiece side, a second arc part that is larger than the first arc part and is disposed opposite the first arc part, a first linking part that links one end of the first arc part and one end of the second arc part, and a second linking part that links the other end of the first arc part and the other end of the second arc part, and the second linking part has a shape such that a center part of the second linking part protrudes toward the first linking part.