Patent ID: 9161109
Filing Date: 2015-10-13
Classification: B60R,H04R

Abstract:
1. A loudspeaker comprising: a diaphragm; a magnetic circuit; and a frame molded with resin and including an outer peripheral part supporting the diaphragm, a center part supporting the magnetic circuit, and a connection part connecting the center part to the outer peripheral part, wherein the outer peripheral part includes an inner wall, an outer wall facing the inner wall, a diaphragm adhesive face coupled to an outer periphery of the diaphragm, an installation face opposite the diaphragm adhesive face and a reinforcing rib provided between the inner wall and the outer wall, the inner wall, the outer wall, the diaphragm adhesive face and the installation face form a structure having a cavity inside thereof, and the cavity is a closed space surrounded by the inner wall, the outer wall, the diaphragm adhesive face and the installation face.