Patent ID: 8009856

Claim:
A speaker comprising: a frame; a magnetic circuit disposed in the frame; a voice coil disposed movably with respect to a magnetic gap in the magnetic circuit, said voice coil including a coil winding; an adhesive receiver member including an adhesive receiver surrounding an outer circumference of the voice coil such that an adhesive-receiving groove is formed about the voice coil, and an extending portion extending downwardly along the voice coil from a bottom of the adhesive receiver to be in contact with the coil winding of the voice coil so as to position the adhesive receiver with respect to the voice coil; a diaphragm having an inner circumferential edge disposed in the groove, and an outer circumferential edge coupled to the frame via a first edge; a suspension holder connected to a backside of the diaphragm and having an outer circumferential edge coupled to the frame via a second edge; and an adhesive charged in the groove; wherein the inner circumferential edge of the diaphragm is bonded to the voice coil by the adhesive.