DUAL SUSPENSION MICRO SPEAKER, CAPABLE OF ENABLING A USER TO DESIGN A SECOND SUSPENSION WITH VARIOUS SHAPES AND SIZES REGARDLESS OF THE SIZE AND SHAPE OF A FRAME

摘要

PURPOSE: A dual suspension micro speaker is provided to position a second suspension in a voice coil by using a support protrusion installed on the lower side of the second suspension.;CONSTITUTION: A microspeaker(1) comprises a yoke(2), a permanent magnet(3), a plate(4), a vibration plate integrated with a first suspension, a voice coil(7), a frame(8), and a protector(9). A second suspension(6,20) is made of materials with high restoring force. The second suspension is installed on the lower side of the vibration plate. A support protrusion(10) is positioned on the lower side of the second suspension and is protrusively installed on the plate. The second suspension is fixed to the upper side of the support protrusion. The second suspension is positioned in the voice coil.;COPYRIGHT KIPO 2011