Patent ID: 8094842
Filing Date: 2012-01-10
Classification: H04R

Abstract:
1. A loudspeaker system, comprising: a loudspeaker enclosure which has an inside space; a loudspeaker which is provided on the loudspeaker enclosure; a first diaphragm which has one of ends fixed to a surface of the loudspeaker enclosure and the other end which can be freely vibrated; a second diaphragm which has one of ends fixed to the surface of the loudspeaker enclosure and the other end which can be freely vibrated, the other end of the second diaphragm being provided opposite to the other end of the first diaphragm; a coupling portion which has an elasticity, and couples the other end of the first diaphragm to the other end of the second diaphragm; an opening structure which is provided in a position corresponding to vibrating portions of the first and second diaphragms and the coupling portion in the surface of the loudspeaker enclosure, and by which the inside space of the loudspeaker enclosure is exposed; and a sealing member which is provided to a portion among the first and second diaphragms, the coupling portion and an edge part of the opening structure, and closes the inside space exposed by the opening structure to hold an airtightness of the loudspeaker enclosure in a state that the first and second diaphragms can be vibrated.