Patent ID: 8929570
Filing Date: 2015-01-06
Classification: H04R

Abstract:
1. A speaker, comprising: a holder having a frame having a side wall, a receiving cavity and an acoustic hole communicating with the receiving cavity, the side wall having an engaging slot near the acoustic hole; a magnetic circuit system received in the receiving cavity of the holder; and a guiding portion attached on the holder and having a magnetic plate and a lower case coupled on the holder for fixing the magnetic plate, the magnetic plate having a connecting portion exposed from an outer surface of the holder and disposed near the acoustic hole; wherein the guiding portion is capable of guiding magnetic leakage leaked from the magnetic circuit system to attract the ferromagnetic material dust near the acoustic hole; and wherein the lower case has a bottom, a fitting portion extending from the bottom and received in the engaging slot of the frame and a second cavity formed by the fitting wall together with the bottom; the fitting portion has a first fixing portion extending from an outer surface of the fitting portion towards the second cavity for receiving the connecting portion of the magnetic plate.