Patent ID: 8437494
Filing Date: 2013-05-07
Classification: H04R

Abstract:
1. A mount structure of an electromechanical acoustic transducer housed in a housing, comprising: a frame having a hollow portion, a first frame surface and a second frame surface opposite the first frame surface, and a hole linking the first frame surface of the frame and the second frame surface of the frame; a wall connected to the first frame surface and to an inner surface of the housing, thereby supporting the frame; a yoke supported by the first frame surface of the frame, the yoke protruding from the first frame surface toward the inner surface, thereby a housing space for housing a magnet and a voice coil is formed by the protruding yoke and the hollow portion, wherein a distance between at least a portion of the protruding yoke and the inner surface of the housing is less than a distance between a portion of the first frame surface supporting the yoke and the inner surface of the housing; and a diaphragm connected to the voice coil and supported by the second frame surface of the frame.