Patent ID: 7203333

Claim:
A speaker comprising: a magnetic circuit having a magnetic gap, a top surface, and a bottom surface; a voice coil body having a bobbin and a coil section, the coil section being movable in the magnetic gap; a diaphragm having a front surface and a back surface, with an inner periphery of the diaphragm coupled to the voice coil body; a frame supporting the diaphragm and the magnetic circuit; a first edge coupling an outer periphery of the diaphragm to the frame; a suspension holder; and a second edge coupling an outer periphery of the suspension holder to the frame, wherein an inner periphery of the suspension holder is coupled to the voice coil body between the back surface of the diaphragm and the top surface of the magnetic circuit, wherein the diaphragm has a bent section between the outer periphery of the diaphragm and the inner periphery of the diaphragm, wherein part of the diaphragm extending from the bent section to the outer periphery of the diaphragm is conical, and wherein the diaphragm is coupled to the suspension holder at the bent section.