Patent ID: 8520876

Claim:
A assembly structure for a speaker system comprising: an iron grille; a speaker frame having a first face covered with the iron grille and including a plurality of through-holes extending from the first face through a second face, wherein each of the plurality of through-holes includes a first receiving portion and a second receiving portion, with the first receiving portion being intermediate the iron grille and the second receiving portion, wherein the first receiving portion has a diameter smaller than a diameter of the second receiving portion, with a shoulder defined between the first and second receiving portions; a plurality of magnets each received in the first receiving portion of a respective one of the plurality of through-holes and abutting with the iron grille with no gaps; and a plurality of pads each received in the second receiving portion of the respective one of the plurality of through-holes, with the diameter of the first receiving portion being smaller than a diameter of each pad, with the plurality of magnets attaching the iron grille on the speaker frame, with the plurality of pads enhancing a magnetizing force of the plurality of magnets.